Graco 308842C ULTRA MAX 795 and 1095 Airless Paint Sprayers Owner's Manual

INSTRUCTIONS-REPAIR

KEEP FOR REFERENCE.

Read this and all related manuals for important warnings and instructions.

308–842

First choice when quality counts.

Rev. C

Supercedes Rev. B

INSTRUCTIONS

ULTRA

MAX

795 and 1095

Airless Paint Sprayers

3000 psi (210 bar, 21 MPa ) Maximum Working Pressure

230 VAC

Model Series Description

232–144 A Ultra Max 795

Hi-boy with RAC IV tip, gun and hose

232–145 A

232–154 A

Ultra Max 795

Lo-boy with RAC IV tip, gun and hose

Ultra Max 1095


110 VAC


232–148 A Ultra Max 795


232–158 A Ultra Max 1095


100 VAC


232–156 A Ultra Max 1095 Hi-boy

232–157 A Ultra Max 1095 Lo-boy

Model 232–144

8050A

All models are not available in all countries

U.S. PATENT NO. 4,323,741; 4,397,610 P ATENTED

1983, CANADA AND OTHER PATENTS PENDING

Related Manuals

Operator . . . . . . . . . . . . . . . . . . . . . . . . . .

Displacement Pump . . . . . . . . . . . . . . . .

Spray Gun

Spray Tip

. . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . .

PC Board . . . . . . . . . . . . . . . . . . . . . . . . .

308–840

308–798

307–614

308–644

308–816

Table of Contents

Component Function and Identification

Grounding

. . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Troubleshooting

Spin Test

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

General Repair Information

Motor Brush Replacement

. . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . .

On/Off Switch Replacement

Pressure Control Repair

. . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . .

11

12

3

9

Bearing Housing & Connecting Rod Replacement . 14

Drive Housing Replacement . . . . . . . . . . . . . . . . . . . . 15

2

4

4

9

Motor Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Displacement Pump Repair . . . . . . . . . . . . . . . . . . . . .

Parts Drawing – Sprayer

Parts List – Sprayer

. . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . .

Wiring Diagram

Accessories

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Technical Data

Dimensions

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Graco Phone Number

Graco Warranty

. . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

23

24

24

24

16

17

18

19

24

24

GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441

Graco Inc. is registered to I.S. EN ISO 9001

S

R

Component Identification and Function

V

T

A

B

U

P N M

L

K

J

H

G

F

E

C

D

Fig. 1 8050A

A Motor

B Drive Assembly

C Pail Hanger

DC motor, permanent magnet, totally enclosed, fan cooled

Transfers power from DC motor to displacement pump

D Displacement Pump

E Primary Fluid Outlet

F Secondary Fluid Outlet

Container for fluid to be sprayed may be hung here

Transfers fluid to be sprayed from source through spray gun

Single spray gun is connected here

G Pressure Drain Valve

H Fluid Filter

Second spray gun is connected here

Relieves fluid outlet pressure when open

J Pressure Adjusting Knob

K Pressure Control

Controls fluid outlet pressure

Controls motor speed to maintain fluid outlet pressure at displacement pump outlet. Works with pressure adjusting knob.

L ON/OFF Switch

M 3 ft (0.9 m) Hose

Final filter of fluid between source and spray gun

Power switch that controls VAC main power to sprayer

3/16 in. ID, grounded, nylon hose used between 50 ft hose and spray gun to allow more flexibility when spraying

N 50 ft (15 m) Main Hose

P

S

Contractor Gun

R RAC IV Switch Tip

RAC IV Tip Guard

1/4 in. ID, grounded, nylon hose with spring guards on both ends

High pressure spray gun with gun safety latch

Uses high pressure fluid to clear tip clogs without removing tip from spray gun

Reverse-A-Clean (RAC) tip guard reduces risk of injection injury

T Spray Gun Safety Latch Gun safety latch inhibits accidental triggering of spray gun

U Power Cord Rack

V Spray Hose Rack

Holds wrapped power cord for storage

Holds wrapped spray hose for storage

General Repair Information

CAUTION

To reduce risk of pressure control malfunction:

Use needle nose pliers to disconnect a wire. Never pull on wire, pull on connector.

Mate wire connectors properly. Center flat blade of insulated male connector in female connector.

Route wires carefully to avoid interference with other connections of pressure control. Do not pinch wires between cover and control box.

Tool List

Phillips screwdriver

Small flat blade screwdriver

Needle nose pliers

Plastic mallet or 20 oz

(max) hammer

12 in. adjustable wrench

Adjustable, open-end wrench

Torque wrench

1/4 in. hex key wrench

3/16 in. hex key wrench

5/8 in. socket wrench

3/8 in. open end wrench




High quality motor oil

Bearing grease

1.

Keep all screws, nuts, washers, gaskets, and electrical fittings removed during repair procedures. These parts are not normally provided with replacement assemblies.

WARNING

ELECTRIC SHOCK HAZARD

To reduce risk of serious injury, including electric shock, do not touch moving or electrical parts with fingers or tools while testing repair. Shut off and unplug sprayer when inspection is complete. Install all covers, gaskets, screws and washers before operating sprayer.

2.

Test repair after problem is corrected.

3.

If sprayer does not operate properly , review repair procedure to verify procedure was done correctly. If necessary, see Troubleshooting Guide, pages 4 – 8, for other possible solutions.

WARNING

EXPLOSION HAZARD

Motor and drive housing are very hot during operation and could burn skin if touched. Flammable materials spilled on hot, bare motor could cause fire or explosion. Have motor shield in place during operation to reduce risk of burns, fire or explosion.

CAUTION

Do not run sprayer dry for more than 30 seconds to avoid damaging pump packings.

4.

Install motor shield before operation of sprayer and replace if damaged. Motor shield directs cooling air around motor to prevent overheating. It can also reduce risk of burns, fire or explosion; see preceding WARNING .

Pressure Relief Procedure

WARNING

INJECTION HAZARD

System pressure must be manually relieved to prevent system from starting or spraying accidentally. Fluid under high pressure can be injected through skin and cause serious injury. To reduce risk of injury from injection, splashing fluid, or moving parts, follow Pressure Relief Procedure whenever you: are instructed to relieve pressure, stop spraying, check or service any system equipment, or install or clean spray tip.

1. Lock gun safety latch.

2. Turn ON/OFF switch to OFF.

3. Unplug power supply cord.

4. Unlock gun safety latch. Hold metal part of gun firmly to grounded metal pail. Trigger gun to relieve pressure.

5. Lock gun safety latch.

6. Open pressure drain valve. Leave pressure drain valve open until ready to spray again.

If suspected that spray tip or hose is completely clogged, or that pressure has not been fully relieved after following steps above, VERY SLOWLY loosen tip guard retaining nut or hose end coupling to relieve pressure gradually, then loosen completely. Now clear tip or hose obstruction.

Grounding

WARNING

Improper installation or alteration of grounding plug results in risk of electric shock, fire or explosion that could cause serious injury or death.

Grounding Plug

Grounded

Outlets

1. Models 232–144, –145, –154 require a 230 VAC,

50 Hz, 10A circuit with a grounding receptacle.

Models 232–148, –158 require a 110 VAC, 50/60

Hz, 15A circuit with a grounding receptacle. Models 232–156, –157 require a 100 VAC, 50/60 Hz,

15A circuit with a grounding receptacle. See Fig. 2.

Fig. 2

Model 232–144, –145, –154

2. Do not alter ground prong or use adapter.

3. A 12 AWG, 3 wires with grounding prong, 300 ft

(90 m) extension cord may be used. Long lengths reduce sprayer performance.

Troubleshooting

Relieve pressure ; page 3.

MOTOR WON’T OPERATE

TYPE OF PROBLEM WHAT TO CHECK

If check is OK, go to next check

Basic Fluid Pressure

Problems

1. Pressure control knob setting. Motor will not run if at minimum setting (fully counterclockwise).

Basic Mechanical

Problems

2. For clogged spray tip or fluid filter. Refer to separate gun, tip, or fluid filter instruction manual.

1. For frozen or hardened paint in pump (64). Use a screwdriver and carefully rotate fan at back of motor by hand. See page 9.

WHAT TO DO

When check is not OK refer to this column

1. Slowly increase pressure setting to see if motor starts.

2. Displacement pump connecting rod pin (66).

Pin must be completely pushed into connecting rod (63) and retaining spring (68) must be firmly in groove of connecting rod. See Fig. 12.

3. For motor damage. Remove drive housing assembly (67). See page 15. Try to rotate fan by hand.

Basic Electrical Problems 1. Pressure control safety circuit.

3. Replace motor (73) if fan won’t turn. See page 16.

2. Electrical supply. Meter must read:

210–250 VAC for models 232–144, –145, –154.

100–120 VAC for models 232–148, –158.

90–110 VAC for models 232–156, –157.

3. Extension cord for damage. Check extension cord continuity with volt meter.

4. Sprayer power supply cord (79) for damage such as broken insulation or wires.

2. Relieve pressure, refer to separate gun, tip, or fluid filter instruction manual for cleaning.

1. Thaw sprayer if water or water-based paint has frozen in sprayer. Place sprayer in warm area to thaw . Do not start sprayer until thawed completely. If paint hardened (dried) in sprayer, replace pump packings. See page 17 ( Displacement Pump Repair ).

2. Push pin into place and secure with spring retainer.

2. Turn pressure control ON/OFF switch to OFF to RESET. If pressure control safety continues to trip, see ELECTRICAL SHOR T on page 8.

2. Reset building circuit breaker; replace building fuse. Try another outlet.

3. Replace extension cord.

4. Replace power supply cord.

Troubleshooting

MOTOR WON’T OPERATE (Continued)

TYPE OF PROBLEM WHAT TO CHECK


Basic Electrical Problems

(continued)

1 . That motor leads are securely fastened and properly mated.

WHAT TO DO


1. Replace loose terminals; crimp to leads. Be sure terminals are firmly connected.

2. For loose motor brush lead connections and terminals. See page 9.

3. Brush length which must be 1/2 in. minimum.

See page 9.

NOTE: Brushes do not wear at the same rate on both sides of motor. Check both brushes.

4. For broken or misaligned motor brush springs.

Rolled portion of spring must rest squarely on top of brush. See page 9.

5. Motor brushes for binding in brush holders. See page 9.

Clean circuit board terminals. Securely reconnect leads.

2. Tighten terminal screws. Replace brushes if leads are damaged. See page 9.

3. Replace brushes. See page 9.

4. Replace spring if broken. Realign spring with brush. See page 9.

5. Clean brush holders. Remove carbon with small cleaning brush. Align brush leads with slot in brush holder to assure free vertical brush movement.

6. Remove motor and have motor shop resurface commutator if possible. See page 16.

6. Motor armature commutator for burn spots, gouges and extreme roughness.

See page 9.

7. Motor armature for shorts using armature tester

(growler) or perform spin test. See page 9.

8. Motor control board (104) by performing motor control board diagnostics on page 12. If diagnostics indicate, substitute with a good board.

7. Replace motor. See page 16.

8. Replace with new pressure control board

(104). See page 12.

Refer to wiring diagram on page 23 to identify test points (TP).

CAUTION: Do not perform this check until motor armature is determined to be good. A bad motor armature can burn out a good board.

1. Power supply cord (79). Connect volt meter between TP1 (neutral) and TP2. Plug in sprayer.

Meter must read:

210–250 VAC for models 232–144, –145, –154.

100–120 VAC for models 232–148, –158.

90–110 VAC for models 232–156, –157.

Unplug sprayer.

2. ON/OFF switch (80). Connect volt meter between TP1 and TP3 terminal on ON/OFF switch. Plug in sprayer and turn ON.

Meter must read:

210–250 VAC for models 232–144, –145, –154.

100–120 VAC for models 232–148, –158.

90–110 VAC for models 232–156, –157.

Turn off and unplug sprayer. Reconnect TP3

3. Motor thermal cutoff switch. Turn sprayer OFF.

Check for continuity between TP4 and TP5 with ohmmeter.

4. All terminals for damage or loose fit.

1. Replace power supply cord.

2. Replace ON/OFF switch. See page 11.

3. If thermal switch is open (no continuity), allow motor to cool. If switch remains open after motor cools, replace motor. If thermal switch closes after motor cools, correct cause of overheating.

4. Replace damaged terminals and reconnect securely.

LOW OUTPUT

TYPE OF PROBLEM

Low Output

Troubleshooting

WHAT TO CHECK


1. For worn spray tip.

2. Verify pump does not continue to stroke when gun trigger is released. Plug in and turn on sprayer. Prime with paint. Trigger gun momentarily, then release and lock safety latch. Relieve pressure, turn off and unplug sprayer.

3. Electrical supply with volt meter.

Meter must read:

210–250 VAC for models 232–144, –145, –154.

100–120 VAC for models 232–148, –158.

90–110 VAC for models 232–156, –157.

4. Extension cord size and length; must be at least

12 gauge wire and no longer than 300 ft.

5. Leads from motor to pressure control circuit board (104) for damaged or loose wires or connectors. Inspect wiring insulation and terminals for signs of overheating.

6. For loose motor brush leads and terminals. See page 9.

7. For worn motor brushes which must be 1/2 in.

minimum. See page 9.

8. For broken and misaligned motor brush springs. Rolled portion of spring must rest squarely on top of brush.

9. Motor brushes for binding in brush holders. See page 9.

10.Stall pressure.

WHAT TO DO


1. Follow Pressure Relief Procedure Warning, then replace tip. See your separate gun or tip manual.

2. Service pump. See page 17.

3. Reset building circuit breaker; replace building fuse. Repair electrical outlet or try another outlet.

4. Replace with a correct, grounded extension cord.

5. Be sure male terminal blades are centered and firmly connected to female terminals.

Replace any loose terminal or damaged wiring. Securely reconnect terminals.

6. Tighten terminal screws. Replace brushes if leads are damaged. See page 9.

7. Replace brushes. See page 9.

8. Replace spring if broken. Realign spring with brush. See page 9.

9. Clean brush holders, remove carbon dust with small cleaning brush. Align brush lead with slot in brush holder to assure free vertical brush movement.

10.Replace with new pressure control board

(104). See page 12.

12.Replace motor. See page 16.

11. Motor armature for shorts by using an armature tester (growler) or perform spin test. See page

9.

12.Motor control board (104) by performing motor control board diagnostics on page 12. If diagnostics indicate, substitute with a good board.


11. Replace with new pressure control board

(104). See page 12.

Troubleshooting

NO OUTPUT

TYPE OF PROBLEM

Motor runs but pump does not stroke

WHAT TO CHECK


Motor runs and pump strokes 1. Paint supply.

2. For clogged intake strainer.

3. For loose suction tube or fittings.

4. To see if intake valve ball and piston ball are seating properly. See page 17.

5. For leaking around throat packing nut which may indicate worn or damaged packings. See page 17.

1. Displacement pump connecting rod pin (66).

See page 17.

2. Connecting rod assembly (63) for damage.

See page 14.

3. Be sure crank in drive housing rotates; plug in sprayer and turn on briefly to check. Turn off and unplug sprayer. See page 15.

WHAT TO DO


1. Refill and reprime pump.

2. Remove and clean, then reinstall.

3. Tighten; use thread sealant or sealing tape on threads if necessary.

4. Remove intake valve and clean. Check balls and seats for nicks; replace if necessary. See page 17. Strain paint before using to remove particles that could clog pump.

5. Replace packings. See page 17. Also check piston valve seat for hardened paint or nicks and replace if necessary. Tighten packing nut/wet-cup.

1. Replace pin if missing. Be sure retainer spring (68) is fully in groove all around connecting rod. See page 17.

2. Replace connecting rod assembly . See page 14.

3. Inspect drive housing assembly for damage and replace if necessary. See page 15.

EXCESSIVE PRESSURE FLUCTUATIONS

TYPE OF PROBLEM

Spray pattern variations.

WHAT TO CHECK

If is OK, go to next check

1. Be sure leads to motor control board are firmly connected. Be sure all male terminal blades are centered and firmly connected to female terminals. See Fig. 18.

2. Maximum working pressure.

WHAT TO DO

When is not OK refer to this column

1. Reconnect securely. See Fig. 18.


2. Replace pressure control board (104).

See page 12.

3. Replace with a new pressure control board

(104). See page 12.


4. Check LOW OUTPUT section, page 6.

Troubleshooting

MOTOR IS HOT AND RUNS INTERMITTENTLY

TYPE OF PROBLEM

Motor is hot and runs intermittently.

WHAT TO CHECK


1. Determine if sprayer was operated at high pressure with small tips, which causes low motor RPM and excessive heat build up.

2. Be sure ambient temperature where sprayer is located is no more than 90 F and sprayer is not located in direct sun.

3. Determine if sprayer was turned on, pressurized, but not operating for long periods of time.

WHAT TO DO


1. Decrease pressure setting or increase tip size.

2. Move sprayer to shaded, cooler area if possible.

3 Turn off sprayer whenever you stop spraying for a while and relieve fluid pressure.

ELECTRICAL SHORT

TYPE OF PROBLEM

Building circuit breaker opens as soon as sprayer switch is turned on.

CAUTION

Any short in any part of the motor power circuit will cause the control circuit to inhibit sprayer operation. Correctly diagnose and repair all shorts before checking and replacing control board.

WHAT TO CHECK


1. All electrical wiring for damaged insulation, and all terminals for loose fit or damage. Also wires between pressure control and motor. See page

16.

2. For missing inspection plate gasket (see page

16), bent terminal forks or other metal to metal contact points which could cause a short.

3. Motor armature for shorts. Use an armature tester (growler) or perform spin test. See page

9. Inspect windings for burns.


Building circuit breaker opens as soon as sprayer is plugged into outlet and sprayer is NOT turned on.


1. Basic Electrical Problems on page 4.

2. ON/OFF switch (80) See page 1 1. Be sure sprayer is unplugged! Disconnect wires from switch. Check switch with ohmmeter. Reading must be infinity with ON/OFF switch OFF, and zero with switch ON.

3. For damaged or pinched wires in pressure control. See page 12.

Sprayer quits after sprayer operates for 5 to 10 minutes.

1. Basic Electrical Problems on page 4.

2. Electrical supply with volt meter.

Meter must read:

210–250 VAC for models 232–144, –145, –154.

100–120 VAC for models 232–148, –158.

90–110 VAC for models 232–156, –157.

3. Tightness of pump packing nut. Over tightening tightens packings on rod, restricts pump action, and damages packings.

WHAT TO DO


1. Repair or replace any damaged wiring or terminals. Securely reconnect all wires.

2. Correct faulty conditions.

3. Replace motor. See page 16.

4. Replace with a new pressure control board

(104). See page 12.

1. Perform necessary procedures.

2. Replace ON/OFF switch. See page 11.

3. Replace damaged parts. See page 12.

1. Perform necessary procedures.

2. If voltage is too high, do not operate sprayer until corrected.

3. Loosen packing nut. Check for leaking around throat. Replace pump packings, if necessary. See page 17.

.

1.

Setup

Electric Shock Hazard; page 3.

Spin Test

Armature, Brushes, and Motor Wiring Open

Circuit Test (Continuity)

1. Connect red and black motor leads together with test lead. Turn motor fan by hand at about two revolutions per second.

To check armature, motor winding and brush electrical continuity:

2. If uneven or no resistance, check for: broken brush springs, brush leads, motor leads; loose brush terminal screws, motor lead terminals; worn brushes. Repair as needed; page 9.


3. If still uneven or no resistance, replace motor; page 16.

2. Remove drive housing; page 15.

3. Fig. 3. Remove pressure control cover (82). Disconnect motor leads (F) and (G).

4. Fig. 4. Remove motor shield (54), fan cover (A) and inspection covers (B).

Armature Short Circuit Test

Quickly turn motor fan by hand. If no electrical shorts, motor coasts two or three revolutions before complete stop. If motor does not spin freely, armature is shorted. Replace motor; page 16.

82

Fig. 3

F

G

8051A

Motor Brush Replacement

(Continued on page 10) NOTE: Replace brushes worn to less than 1/2 in.

Brushes wear differently on each side of motor, check both sides. Brush Repair Kit 220–853 is available. Spring clip, 1 10–816, may be purchased separately.

Motor Brush Removal

1. Read General Repair Information ; page 3.

54

2.


3. Fig. 4. Remove motor shield (54). Remove inspection covers (B) and gaskets on each side of motor.

Fig. 4

B

A

7703B

Motor Brush Replacement

4. Fig. 5. Push in 110–816 spring clip (A) to release hooks (B) from brush holder (C). Pull out spring clip.

10. Fig. 6. Install spring clip (A). Push down to hook short slots (K) in brush holder (C).

5. Fig. 5. Loosen terminal screw (D). Pull brush lead

(E) away, leaving motor lead (F) in place. Remove brush (G) and spring (H).

C

K

J

G

A

H A C B E

G

F

E

D

Fig. 5 01227

6. Inspect commutator for excessive pitting, burning or gouging. A black color on commutator is normal.

Have commutator resurfaced by a qualified motor repair shop if brushes wear too fast.

Motor Brush Installation

CAUTION

When installing brushes, follow all steps carefully to avoid damaging parts.

7. Fig. 6. Install new brush (G) with lead in long slot

(J) of brush holder (C).

8. Fig. 5. Slide brush lead (E) under washer of terminal screw (D) and tighten screw. Be sure motor lead (F) is connected at terminal screw.

9. Fig. 6.Place spring (H) on brush (G).

H

NOTE SPRING COIL DIRECTION

Fig. 6 01227

11. Repeat for other side.

12. Test brushes.

a. Remove pump connecting rod pin.

b. With sprayer OFF, turn pressure control knob fully counterclockwise to minimum pressure.

Plug in sprayer.

c. Turn sprayer ON. Slowly increase pressure until motor is at full speed.

CAUTION

Do not run sprayer dry for more than 30 seconds while checking brushes to avoid damaging displacement pump packings.

13. Install brush inspection covers and gaskets.

14. Break in brushes.

a. Operate sprayer 1 hour with no load.

b. Install connecting rod pin.

10 308-842

2.

On/Off Switch Replacement

1. Read General Repair Information on page 3.

6. Press in on two retaining tabs on each side of

ON/OFF switch (80) and remove.


7. Install new ON/OFF switch (80) so tabs of switch snap into place on inside of pressure control housing.

3. Fig. 7. Remove pressure control cover (82).

8. Connect four wires (A) to ON/OFF switch.

4. Remove display connector (B) from plug (C)

9. Install display connector (B) in plug (C)

5. Disconnect four wires (A) from ON/OFF switch

(80).

10. Install pressure control cover (82).

81

106

80

31

A

105

59

89 99

116

102

28

104

8

C

82 D E B

Fig. 7 8052B

308-842 11

Pressure Control Repair

Removal

1.

Motor Control Board


2. Fig. 7. Remove five screws (28) and cover (82).

Installation

1. Fig. 7. Install motor control board (104) with four screws (102).

2. Connect to motor control board (104):

Lead (E) to transducer.

3. Fig. 18. Disconnect at motor control board (104):

Lead (D) to potentiometer.

Filter board (8).

Six motor leads: two yellow, two violet, black

(+) and red (–).

Six motor leads: two yellow, two violet, black

(+) and red (–).

Filter board (8).

Lead (D) from potentiometer.

Lead (E) from transducer.

3. Bundle and tie all loose wires so none lay in contact with inductor coil on filter board.

See CAUTION , Fig. 18.

4. Remove four screws (102) and circuit board (104).

4. Install cover (82) with five screws (28).

Motor Control Board Diagnostics

1.


3. Turn ON/OFF switch ON.

4. Observe LED operation and reference following table:

2. Remove five screws (28) and cover (82).

See Fig. 7.

LED

BLINKS

Once

Twice

Two times repeatedly

Three times repeatedly

Four times repeatedly

Five times repeatedly

SPRAYER OPERATION

Sprayer runs

Sprayer runs

Sprayer shuts down and LED continues to blink two times repeatedly

Sprayer shuts down and LED continues to blink three times repeatedly

Sprayer shuts down and LED continues to blink four times repeatedly

Line voltage is too high

Sprayer shuts down and LED continues to blink five times repeatedly

INDICATES

Normal operation

Normal operation

Run away pressure. Pressure greater than 4500 psi

(310 bar, 31 MPa).

Pressure transducer is faulty or missing

Locked rotor. Motor can not turn because of some mechanical condition.

WHAT TO DO

Do nothing

Do nothing

Replace motor control board.

See preceding Motor control board removal procedure.

Replace pressure transducer

Lower line voltage to 230 VAC for models 232–144, –145,

–154 and to 110 VAC for models 232–148, –158

Clear obstruction and replace broken parts preventing motor from turning

12 308-842

Pressure Control Repair

Digital Display Messages

1. Lift lid on pressure control cover and view display.

2. Observe display and reference following table:

3.

No display does not mean that sprayer is not pressurized. Relieve pressure before repairing ; page 3.

DISPLAY SPRAYER

OPERATION

No Display Sprayer stops. Power is not applied.

Sprayer may be pressurized.

INDICATION

Loss of power

ACTION

Check power source

Removal

1.

psi bar

MPa

Sprayer is pressurized. Power is applied.

(Pressure varies with tip size and pressure control setting.)

Sprayer stops. Power is applied.


Normal operation Spray

Pressure greater than

4500 psi (310 bar, 31 MPa).

Replace pressure control board

Pressure transducer faulty Replace




Pressure Control Transducer


Line voltage too high Set voltage to:

230 VAC for models

232–144, –145, –154

110 VAC for models

232–148, –158

100 VAC for models

232–156, –157

Repair or replace Locked rotor. Motor can not turn

Pressure less than

200 psi (14 bar, 1.4 MPa)

Increase pressure

Pressure Adjust Potentiometer

Removal

1.



3. Disconnect lead (E) from motor control board (104).

4. Remove strain relief bushing (116).

5. Remove pressure control transducer (31) and packing o-ring (59) from control housing plate (89).

Installation

1. Fig. 7. Install packing o-ring (59) and pressure control transducer (31) in control housing plate (89). Torque to 30–35 ft-lb.

2. Install strain relief bushing (116).

3. Connect lead (E) to motor control board (104).



3. Disconnect lead (D) from motor control board (104).

4. Remove potentiometer knob (81), sealing shaft nut

(106) and pressure adjust potentiometer (105).

Installation

1. Fig. 7. Install pressure adjust potentiometer (105), sealing shaft nut (106) and potentiometer knob

(81).

2. Connect lead (D) to motor control board (104).


308-842 13

2.

Bearing Housing and Connecting Rod

Replacement



CAUTION

Do not use bearing housing screws (25) to align or seat bearing housing; this may cause bearing and drive housing misalignment and result in premature bearing wear.

3. Stop sprayer at bottom of stroke to get crank (E) in lowest position.To lower crank manually, carefully rotate blades of fan with a screwdriver.

14. Install screws and lockwashers (25, 23). Tighten screws evenly to 175 in-lb (19 N m).

4. Fig. 8. Remove front cover (49). Unclip drain hose

(36) from pump. Unscrew pump suction tube (39) pump intake valve (213). Disconnect pump hose

(70).

15. Install pump; page 17.

16. Fig. 8 . Install remaining parts.

5. Push up retaining spring (68). Push pin (66) out rear.

6. Loosen locknut (47). Unscrew displacement pump (64).

7. Remove four screws and lockwashers (25,23).

8. Tap lower rear of bearing housing (22) with a plastic mallet to loosen from drive housing (67).

Pull bearing housing and connecting rod assembly

(63) straight off drive housing.

9. Remove pail bracket assembly (F) and install it on new bearing housing.

10. Inspect crank (E) for excessive wear and replace parts as needed. Evenly lubricate inside of bronze bearing (B) with high quality motor oil. Pack roller bearing (C) with bearing grease.

11. Assemble connecting rod (63) and bearing housing

(22).

12. Clean mating surfaces of bearing and drive housings (22, 67).

13. Align connecting rod (63) with crank (E) and drive housing locating pins (G) with bearing housing (22) holes. Push bearing housing onto drive housing or tap into place with plastic mallet.

67

E

70

G

22

68

47

40

64

213

1 B

39

1

85

Oil

2 Pack with bearing grease

3 Torque to 175 in-lb (19 N m)

Fig. 8

C 2

63

25, 23 3

66

36

49

F

7698B

14 308-842

Drive Housing Replacement

CAUTION

Do not drop gear cluster (51) when removing drive housing (67). Gear cluster may stay engaged in motor front end bell or drive housing.

Do not lose thrust balls (90) or drop thrust balls between gears. If thrust balls are caught between gears and not removed, serious damage will occur to drive housing. If thrust balls are not in place at each end of gear cluster, bearings will wear prematurely.


6. Remove two drive housing screws (26) and lockwashers (20).

7. Remove two lower screws (16) and lockwashers

(20) and then two upper screws (16) and lockwashers (20) from front of motor (73).

8. Tap drive housing (67) with plastic mallet to loosen from front of motor (73); pull drive housing straight off.

9. Apply approximately 4 oz of bearing grease to gear cluster (51). Grease is supplied with drive housing replacement kit. Be sure thrust balls (90) are in place.

2.


3. Fig. 9. Remove front cover (49) and motor shield

(54). Unclip drain hose (85) from pump.

4. Remove four bearing housing screws (25) and lockwashers (23).

5. Tap lower rear of bearing housing (22) with plastic mallet to loosen from drive housing (67). Pull bearing housing and connecting rod straight off drive housing.

10. Place bronze-colored washer (67b) then silver-colored washer (67a) on shaft protruding from big gear in drive housing (67).

11. Align gears and push new drive housing straight onto front of motor and locating pins.

12. Continue reassembling sprayer.

54

34 16 2

20

90

67a

51 3

67b

67

22

25, 23 1

2 16

20

1

2

3

Fig. 9

Torque to 175 in-lb (19 N m)

Torque to 90–100 in-lb (10.2–11.3 N m)

Liberally apply grease

90

2

20

26

85 36

49

7699B

308-842 15

2.

Motor Replacement



3. Fig. 10. Remove motor shield (54).

4. Fig. 7. Remove pressure control cover (82). Disconnect six motor leads: two yellow, two violet, black (+) and red (–).

CAUTION

Do not drop gear cluster (51) when removing drive housing (67). Gear cluster may stay engaged in motor front end bell or drive housing.

Do not lose thrust balls (90) or drop thrust balls between gears. If thrust balls are caught between gears and not removed, serious damage will occur to drive housing. If thrust balls are not in place at each end of gear cluster, bearings will wear prematurely.

10. While supporting motor (73) to keep sprayer from tipping, remove four motor mounting screws (8).

Lift off motor.

CAUTION

Always pull the motor leads one at a time to avoid loosening the terminals, which could result in a bad connection and poor sprayer performance.

11. Install new motor (73).

12. Liberally apply approximately 4 ounces of bearing grease to gear cluster (51). Grease is supplied with drive housing replacement kit. Be sure thrust balls (90) are in place.

5. Fig. 7. Remove strain relief (99) and pull motor wires bundle through pressure control opening.

13. Place bronze-colored washer (67b) and then silver-colored washer (67a) on shaft protruding from big gear in drive housing (67).

6. Remove front cover (49).

14. Align gears and push drive housing (67) straight onto front of motor (73) and locating pins.

7. Remove two drive housing screws (26).

8. Remove two lower screws (16) and lockwashers

(20) and then two upper screws (16) and lockwashers (20) from front of motor (73).

15. Fig. 7. Continue assembling sprayer. Feed motor wires through opening in pressure control. Connect six motor leads: two yellow, two violet, black (+) and red (–), to pressure control printed circuit board. Install pressure control cover (A).

9. Tap drive housing (67) with a plastic mallet to loosen it from front of motor (73), and then pull drive housing straight off.

16. Bundle and tie all loose wires so none lay in contact with inductor coil on filter board.

See CAUTION , Fig. 18.

34 54

16

1

20

73

90

67a

51 2

67b

67

30

22

20

26 49

90

79 98

10

1

2

A

Torque to 90–100 in-lb (10.2–11.3 N m)

Liberally apply grease

Fig. 10

1 16 20

70

40

85

36

8054A

16 308-842

Displacement Pump Repair

See manual 308–798 for pump repair instructions.

Removing pump

1. Flush pump. Relieve pressure. Fig. 11. Cycle pump with piston rod (222) in its lowest position.

2. Fig. 11. Remove suction tube and hose.

3. Fig. 12. Use screwdriver: push retaining spring up and push out pin.

21

222

Fig. 11 7672B

Fig. 12

4. Fig. 13. Loosen locknut by hitting firmly with a

20 oz (maximum) hammer. Unscrew pump.

7675B

Fig. 13 7673B

WARNING

If pin works loose, parts could break off due to force of pumping action. Parts could project through the air and result in serious injury or property damage.

CAUTION

If the pump locknut loosens during operation, the threads of the bearing housing will be damaged.

Installing pump

2. Fig. 12. Push pin (21) into hole. And push retaining spring into groove all the way around connecting rod.

Fig. 15. Screw jam nut down onto pump until stops.

Screw pump up into bearing housing until it is stopped by jam nut. Back off pump and jam nut to align pump outlet to back. Tighten jam nut by hand, then tap 1/8 to

1/4 turn with a 20 oz (maximum) hammer to approximately 75 5 ft–lb (102 N m).

1. Fig. 14. Pull piston rod out 1.5 in. Screw in pump until holes in bearing cross link and piston rod align.

Fig. 15

7673B

Fig. 16. Fill packing nut with Graco TSL, through one of the slits, until fluid flows onto the top of seal.

1.5 in.

Fig. 14

7676B Fig. 16 7677B

308-842 17

REF

77

62

48

52

37

35

REF

78

77

54

19

14

30

16

20

Ref 70

78

21

126

123

Parts Drawing – Sprayer

41*

34

84

73a*

41*

16

20

73

90

67a

51

Ultra MAX 795 and 1095 Hi-boy Sprayers

Model 232–144, Series A





67b

90 67 63

22

23

25 49

10

30

20

26

32

33

70

40

85

53

68

47

66

64

24

61

39

38

65

Ref 120

122

SEE PARTS ON PAGE 22

Ref 85

120 121

8055A

18 308-842

Parts List – Sprayer

Ultra MAX 795 and 1095 Hi-boy Sprayers

Model 232–144, Series A; Model 232–154, Series A

Model 232–148, Series A; Model 232–156, Series A; Model 232–158, Series A

REF

NO. PART NO.

DESCRIPTION QTY

REF

NO. PART NO.

DESCRIPTION

10

14

16

19

20

21

22

23

24

25

26

30

41

47 192–723

48 112–827

49

188–154

179–899

51 179–961

52 183–350

53 181–072

54

61

62

63

64

65

110–996

101–242

100–644

104–811

105–510

106–062

240–523

106–115

114–406

107–210

107–218

111–801

32 112–746

33 108–691

34 108–865

35 109–032

37 110–243

38 192–691

39 192–641

40 162–453

240–317

240–313

192–719

192–027

218–034

239–923

206–994

NUT, heavy hex, 5/16–18 unc–2a

RING, retaining

SCREW, socket hd, 1/4–20 x 0.75 in. 4

HUBCAP

4

2

LOCKWASHER, spring, 1/4 in.

WHEEL, semi–pneumatic

BEARING HOUSING


SCREW, filh, no. 8–32 x1 in.

CAPSCREW, sch, 3/8–16 x 1–1/2 in. 4

4

4

2

1

2

6

CAPSCREW, sch, 1/4–20 x 2.75 in.

2

SCREW, serrated flange, hex hd, 7

5/16–18 x 1/2”

NUT, hex

PLUG, tubing

SCREW, pan head, no. 8 x 3/8 in.

SCREW, pnhd, 10–32 x 1/4 in.

RING, retaining

CLIP, spring

TUBE, intake

NIPPLE, 1/4 npt(m) x 1/4 npsm

LABEL, DANGER

187–791 Y English

189–702 Y Japanese

NUT, hex

BUTTON, snap

COVER, housing

Ultra Max 795

Ultra Max 1095

GEAR REDUCER

WASHER

STRAINER

SHIELD, motor includes 41

Ultra Max 795

Ultra Max 1095

HANGER, pail

SLEEVE

CONNECTING ROD

DISPLACEMENT PUMP see manual 308–798 for parts

THROAT SEAL LIQUID, 8 OZ

1

2

1

1

1

1

1

1

2

1

2

1

2

2

1

1

1

2

1

2

2

1

6

4

2

2

1

QTY

66

67

68

70

73

77

78

84

85

90

120

121

{

{

176–818

239–931

239–929

218–023

67a 178–967

67b 107–089

176–817

239–984

240–563*

240–566*

240–015*

240–034*

239–998

239–980

114–271

240–144

100–069

238–361

238–358

PIN, straight, hdls,

0.3125 in. dia x 1.023 in.

DRIVE HOUSING includes 67a and 67b

1

1

Ultra Max 795, Model 232–144, –148 1

Ultra Max 1095, 1

Model 232–154, –158

Ultra Max 1095, Model 232–156

.WASHER, silver–colored

.WASHER, bronze–colored

SPRING, retaining

HOSE, grounded, nylon,1/4 in. ID cpld 1/4 npsm (f), 25 in. (635 mm), spring guards both ends

MOTOR, ELECTRIC includes 41

Ultra Max 795, Model 232–144

122 { 222–667 see manual 307–614 for parts

123 { 192–838 Y LABEL, WARNING, French

126 LABEL, WARNING

187–975 Y English


Ultra Max 1095, Model 232–154

Ultra Max 795, Model 232–148 1

Ultra Max 1095, Model 232–158, –1561

HANDLE, cart

FRAME , sprayer

STRAP, retaining

HOSE, drain

BALL, steel, 1/4 in. dia.

HOSE, grounded, nylon, 1/4 in. ID, cpld 1/4 npsm(f), 50 ft (15 m) spring guards both ends

HOSE , grounded, nylon, 3/16 in. ID, 1 cpld 1/4 npsm(f), 3 ft (.9 m), spring guards both ends

SPRAY GUN 1

1

1

1

1

1

1

1

1

1

1

2

1

1

1

1

1

1

1

Y Extra Danger and Warning tags and labels available free.

*Motor Brush Repair Kit 220–853 is available.

Order separately.

{ Not part of Model 232–156

308-842 19


Ultra MAX 795 and 1095 Lo-Boy Sprayers



59

78

34

35

37

52

48

62 16

20

73

67b

77

67

63

22

23

25

49

24

19 14 21

Ref 70

126

123

SEE PARTS ON PAGE 22

10

30

16

20

33

90

51 67a

20

26

68

47

45

70

72

85

40

Ref 43

104

65

83

106

Ref 85

32

66

64

103

105

111

8126A

43 42


Ultra MAX 795 and 1095 Lo-Boy Sprayers

Model 232–145, Series A; Model 232–157, Series A

10 110–996

14 101–242

16 100–644

19 104–811

20 105–510

21 106–062

22 240–523

23 106–115

24 114–406

25 107–210

26 107–218

30 111–801

32 { 222–667

33 108–691

34 108–865

35 109–032

37 110–243

40 162–453

41

187–791

189–702

42 { 238–358

REF

NO. PART NO.

DESCRIPTION

43

45

47

48

49

50

51

52

59

62

63

{ 238–361

181–072

192–723

112–827

188–154

193–347

179–961

183–350

240–317

240–313

192–027

218–034

QTY

NUT, flange head, hex

RING, retaining

SCREW, socket head, 1/4–20 x 3/4 in. 4

HUBCAP

1

2


WHEEL, semi–pneumatic

HOUSING, bearing


SCREW, self tap, filnd


4

1

2

1

2

6


SCREW, cap, flange hd 7

SPRAY GUN see manual 307–614 for parts

PLUG, tubing

SCREW, pan head, no. 8 x 3/8 in.

2

2

2

2

2

6

4

1

2

SCREW, pnhd, 10–32 x 1/4 in.

RING, retaining

NIPPLE, 1/4 npt(m) x 1/4 npsm

LABEL, WARNING

English

Japanese

HOSE , grounded, nylon, 3/16 in. ID, cpld 1/4 npsm(f), 3 ft (.9 m), spring guards both ends

HOSE, grounded, nylon, 1/4 in. ID, cpld 1/4 npsm(f), 50 ft (15 m) spring guards both ends

STRAINER

NUT, retaining

BUTTON, snap

COVER, housing

COVER, display, painted

REDUCER, gear

WASHER

SHIELD, motor

Ultra MAX 795

Ultra MAX 1095

SLEEVE, cart

KIT, rod, connecting

1

1

1

1

1

1

2

1

1

1

2

1

1

1

REF

NO. PART NO.

DESCRIPTION QTY

64

65

66

67

239–923

206–994

176–818

PUMP, displacement see manual 308–798 for parts

THROAT SEAL LIQUID, 8 OZ

PIN, straight, hdls,

1

0.3125 in. dia x 1.023 in.

DRIVE HOUSING includes replaceable items 67a and 67b

1

1

1

67a 178–967

67b 107–089

68

70

239–931

218–023

176–817

239–984

72 170–957

73

240–563*

240–034*

77 193–247

78 240–512

83 240–513

85 192–727

90 100–069

103 101–818

104 192–691

105 103–473

106 205–473

111 170–706


Ultra Max 1095, Model 232–157

.WASHER, silver–colored

.WASHER, bronze–colored

SPRING, retaining

HOSE, grounded, nylon,1/4 in. ID cpld 1/4 npsm (f), 29 in. (715 mm), spring guards both ends

TUBE, suction

MOTOR, ELECTRIC


Ultra Max 1095, Model 232–157

HANDLE, cart

FRAME, cart

SWIVEL, inlet tube

HOSE, drain

126

BALL

CLAMP, hose

CLIP, spring

STRAP, tie

COUPLING, hose

HOSE, suction

123 { 192–838 Y LABEL, WARNING, French

LABEL, WARNING

187–975 Y English


1

1

1

1

1

1

1

1

1

1

1

1

1

3

1

1

1

1

1

1

1

1

1

1


*Motor Brush Repair Kit 220–853 is available.

Order separately.

{ Not part of Model 232–157

308-842 21


Ultra MAX 795 and 1095 Sprayers








70

76

40

102 89

9

59

1 133

81

80

134

106

101

2 79

31

107

116

130

46

129

2

98

112

105

97

104

128

131 132

8

4

115

74

71

7

86

127

82 28

1

Order item

133 if current configuration resembles

Fig. 17 and item 133 is not present on sprayer

Fig. 17

6

5 87

50

55

79

98

2

Model 232-148 and 232-158 only

85

69

72

12

91

92

100

8056C

99

75


Ultra MAX 795 and 1095 Sprayers

Models 232–144, Series A; 232–145, Series A; 232–148, Series A

Models 232–154, Series A; 232–158, Series A; 232–157, Series A; 232–156, Series A

REF

NO. PART NO.

DESCRIPTION QTY

REF

NO. PART NO.

DESCRIPTION QTY

ON/OFF

Switch

6

7

4

5

8

9

12

28

31

224–807 ASSEMBL

111–600

Y, cam, drain valve

PIN, grooved

187–625

111–699

BOARD,

240–557

240–723

104–361

167–025

114–392

240–314

HANDLE, valve, drain

GASKET, seat, valve filter

Models 232–144, –145, –154

Models 232–148, –158

O-RING, packing

STRAINER, mesh, 60

SCREW, mach, panhd

TRANSDUCER, pressure control includes item 59

72

74

75

76

79

46

50

55

59

114–528

100–020

112–538

111–457

69 240–315

71 187–615

171–941

235–014

100–721

186–075

240–539

240–540

239–050

240–543

240–721

80

81

82

114–518

114–277

114–273

240–527

SCREW, mach, panhd

WASHER, lock spring

ELBOW, 90 _ , street, reducing

O-RING, packing

BOWL, filter; includes item 72

VALVE, seat

SPRING, compression

ASSEMBLY, drain valve

PLUG, pipe

SUPPORT, filter

CORD SET, power (see note, page 22) 1

Continental Europe (CEE 7/7)

1

1

Italy

United Kingdom

None (Bare End)

Japan

SWITCH, rocker, (dpst)

Model 232–144, –145, –148, –154, –158 1

1

1

Model 232–156, –157

KNOB, potentiometer

COVER, control box, painted

1

1

1

1

1

1

1

1

1

2

4

1

1

1

1

1

1

1

1

1

1

1

1

1

5

1

Brown

TP3

Blue

85

86

87

89

91

92

97

240–144

240–316

107–183

192–726

107–505

164–672

193–239

192–694

98

113–799

114–284

100 240–131

101 192–831

102 114–420

104

240–561

240–168

105 236–352

106 112–382

107 114–391

112 114–393

115 Y

193–051

193–520

116 114–409

127 193–347

128 164–736

129 240–544

130 193–348

131 103–739

132 114–512

133 240–694

134 193–497

HOSE, drain

HOUSING, filter; includes item 9

CAPSCREW

PLATE, housing, control

PACKING, o-ring

ADAPTER

HOUSING, control box

Model 232–144, –145, –154

Model 232–148, –158, –156, –157

BUSHING, strain relief

Model 232–144, –145, –154

Model 232–148, –158, –156, –157

CAP, for secondary outlet

PLATE, instruction

SCREW, mach, pnhd

BOARD, PC

Model 232–144, –145, –154

Model 232–148, –158, –156, –157

POTENTIOMETER, pressure adjust

NUT, shaft, sealing

SCREW, ground

SCREW 3

LABEL, warning

English

Japanese

BUSHING, strain relief

COVER, display, painted

PIN, cross

BOARD, circuit, display

LABEL, graphic, display

WASHER, lock, int

SCREW, mach, panhd, 4–40 x 3/8

KIT, retainer

GASKET


*Motor Brush Repair Kit 220–853. Order separately .

TP2

Wiring Diagram

Caution

View C–C

Yellow

C

C

TP4

Brown Blue

Violet

104

Heat from inductor coil of filter board may destroy wire insulation that comes in contact with it. Exposed wires could cause shorts and component damage. Bundle and tie all loose wires so none lay in contact with inductor coil of filter board.

TP5

Digital Display

Brown

4

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

2

4

1

1

1

1

1

1

1

1

1

1

1

1

2

1

1

Blue

107

Power

Plug

TP1

Pressure Transducer

Fig. 18

Green from Motor

Black (–)

Red (+)

Inductor Coil

Filter Board

Potentiometer

8100B

7691A

Accessories

DANGER LABELS

An English language DANGER label is on your sprayer. If you have painters who do not read English, order one of the following labels to apply to your sprayer. The drawing shows the best placement of these labels for good visibility.

Order the labels from your Graco distributor.

Apply other language here

French 185–955

Spanish 185–962

German 186–042

Greek

Korean

186–046

186–050

Technical Data

Power Requirements

Model 232–144, –145, –154 . . . . . . . . . . . . . 230 VAC, 50 Hz,

1 phase, 10A minimum or 4000W generator

Model 232–148, –158 . . . . . . . . . . . . . . . . . . . 110 VAC, 50 Hz,


Model 232–156, –157 . . . . . . . . . . . . . . . . 100 VAC, 50/60 Hz,


Motor

Ultra Max 795

Ultra Max 1095

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0 HP with latex at 2000 psi (138 bar, 13.8 MPa)

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.2 HP with latex at 2000 psi (138 bar, 13.8 MPa)

Working Pressure Range 0–3000 psi (0–210 bar, 0–21 MPa)

Cycles/Gallon (liter)

Ultra Max 795

Ultra Max 1095

Ultra Max 795

Ultra Max 1095

Tip Size

Ultra Max 795

. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

244 (64.6)

200 (53)

Maximum Delivery Rating

. . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . .

0.8 gpm (3 lpm)

1.1 gpm (4.1 lpm)

Ultra Max 1095

Power Cord . . . . . . .

Inlet Paint Strainer

Outlet Paint Filter

. . . . . . . . one gun – 0.028; two guns – 0.019

with latex at 2000 psi (138 bar, 13.8 MPa)

. . . . . . . one gun – 0.032; two guns – 0.021

with latex at 2000 psi (138 bar, 13.8 MPa)

14 AWG (1.5 mm

. . . . . . . . . . . . . . . . .

2 ), 3 wire, 15 ft (4.5 m)

16 mesh (975 micron) stainless steel screen, reusable

Pump Inlet Size

Fluid Outlet Size

. . . . . . . . . . . . . . . . . . 60 mesh (238 micron) stainless steel screen, reusable

. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3/8 npt(f)

Filter with standard 3/8 npt(f) to 1/4 npsm adapter 1/4 npsm

Sound Data

Sound Power Level . . . . . . . . . . . . . . . . . . . . . . . .

3/4 npt(m)

100 dB(A)*

Sound Pressure Level . . . . . . . . . . . . . . . . . . . . . . . 90 dB(A)*

* Measured while spraying waterbase paint – specific gravity

1.36 through a 0.019 tip at 3000 psi (207 bar). Per ISO 3744

Basic Sprayer Wetted Parts:

NOTE: Delrin R polyurethane, polyethylene, stainless steel,

PTFE

and PTFE

. . . . . . zinc-plated carbon steel,

R , Delrin R , chrome plating, leather,

R

V-Max t UHMWPE, aluminum, stainless steel, tungsten carbide

Dimensions

Weight

Ultra Max 795

Ultra Max 1095

Height

Length

Width

. . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

101 lb (46 kg)

107 lb (49 kg)

28.5 in. (724 mm)

25.5 in. (648 mm)

20.5 in. (521 mm)

Graco Phone Number

TO PLACE AN ORDER , contact your Graco distributor.

All written and visual data contained in this document reflects the latest product information available at the time of publication.

Graco reserves the right to make changes at any time without notice.

Sales Offices: Minneapolis, Detroit, Los Angeles

Foreign Offices: Belgium, Canada, England, Korea, France, Germany, Hong Kong, Japan

GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441

http://www.graco.com

e 1998–1998 Graco Inc. 308–842 Rev. C May 1998 PRINTED IN U.S.A.

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