Graco 309278A AutoClean Operating Operating instructions

AutoClean

t

Operating Instructions

309278

Rev. A

How To Perform:

S

Pressure Relief

S

Setup

S

Startup

S

Troubleshooting

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8

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GRACO INC.

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

E COPYRIGHT 2000, GRACO INC.

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

WARNING

Fire and explosion hazard: Solvent and paint fumes can ignite or explode.

To help prevent a fire and explosion:

D Use only in an extremely well ventilated area.

D

Eliminate all ignition sources; such as pilot lights, cigarettes and static arcs from plastic drop cloths. Do not plug or unplug power cords or turn lights on or off in spray area.

D Ground Sprayer, object being sprayed, paint and solvent pails.

D

Hold gun firmly to side of grounded pail when triggering into pail.

D Use only conductive airless paint hose.

D

Do not use 1,1,1-trichloroethane, methylene chloride, other halogenated hydrocarbon solvents or fluids containing such solvents in pressurized aluminum equipment. Such use could result in a chemical reaction, with the possibility of explosion.

Fluid injection and high pressure hazard: High pressure spray or leaks can inject fluid into the body.

To help prevent injection, always:

D Engage trigger safety latch when not spraying.

D Keep clear of nozzle and leaks.

D

Never spray without a tip guard.

D

Do PRESSURE RELIEF if you stop spraying or begin servicing sprayer.

D Do not use components rated less than sprayer Maximum

Working Pressure.

D

Never allow children to use this unit.

If high pressure fluid pierces your skin, the injury might look like “just a cut”. But it is a serious wound! Get immediate medical attention.

Pressure Relief

Follow 1–5 when you stop spraying.

1.

Turn Pressure to lowest setting.

Switch power OFF.

Unplug sprayer.

2.

Engage trigger safety. Remove tip and guard.

or

3.

Disengage Trigger safety. Trigger gun into grounded pail to relieve pressure.

or

4.

Open drain valve.

5.

If you think fluid pressure is not fully relieved after following these steps, or that there is a clog in the system, VERY SLOWLY loosen a hose coupling to gradually relieve pressure.

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309278

1.

Relieve pressure; page 2.

Setup

2.

Remove suction and drain tubes from paint.

Place drain tube into waste pail and wipe suction tube clean.

PAINT

TINTA

PEINTURE

INTURA

WASTE

RESÍDUOS

À JETER

DESECHO

3.

Place suction tube in appropriate cleaning fluid.

Latex

Flush with warm, soapy water.

FLUSH

DESCARGA

VIDANGE

ENJUAGUE

Oil–base

Flush with mineral spirits.

4.

Close drain valve.

Plug in sprayer.

Switch power ON.

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3

5.

To save paint from hose and pump, increase pressure and trigger gun into paint pail. When cleaning fluid appears detrigger gun.

6.

Turn pressure all the way down.

Open drain valve.

7.

Rotate and pull connector out to fully extended position.

PAINT

TINTA

PEINTURE

INTURA

8.

Screw connector onto gun.

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309278

9.

Push and rotate gun until connector pins are secure in slots.

This opens the AutoClean valve.

10. FTX: Turn trigger safety as shown to lock trigger in open position.

11. Contractor, Silver and Flex Guns.

Remove trigger lock clip from filter housing.

Slide open end over back of handle.

Rotate trigger lock clip 90

°

to lock trigger open.

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5

1.

Press display button until timer appears.

Startup

2.

To start cleaning process turn pressure control knob halfway.

NOTE

S

AutoClean counts down and stops when timer reaches zero (0:00).

S

If desired, reset timer to run more cleaning fluid until sprayer is clean.

To reset:

Turn pressure control knob back to zero.

Turn power ON/OFF; repeat steps 1. and 2., above.

3.

When finished, remove trigger clip from gun handle.

Rotate gun so connector releases from valve slots.

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309278

4.

Unscrew connector from gun.

Return connector into slots.

Install cover.

Note: If connector is difficult to unscrew –

Engage pins again and turn gun CCW to loosen.

5.

Close drain valve.

NOTE

ON/OFF switch must be turned OFF and then ON before sprayer can run again.

6.

With clean fluid, briefly trigger gun into waste pail several times to clear any debris from front of gun.

WASTE

AFVAL

REBUT

ABFAL

7.

Install tip and guard and briefly trigger gun into waste pail to clean tip. Reverse tip if necessary.

WASTE

AFVAL

REBUT

ABFAL

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Troubleshooting

TYPE OF PROBLEM WHAT TO CHECK

If check is OK, go to next check

Display reads

E=02 or

E=07

Gun trigger and prime valve must both be open

Prime valve System runs briefly and then stops

Fluid leaking around gun in AutoClean

System runs in Auto-

Clean mode but does not clean filter

Seal

AutoClean valve

AutoClean valve sticks open or closed

AutoClean valve

Can’t set timer for Auto-

Clean

AutoClean valve

WHAT TO DO

When check is not OK refer to this column

Lock gun trigger open and open prime valve

If prime valve is closed, system may pressurize to stall – open prime valve

Verify there is a seal in one end of valve.

Install new seal if necessary.

Make sure AutoClean valve is open. Pins on valve must be fully engaged into slots.

Run AutoClean cycle with warm soapy water or mineral spirits to flush contaminants from valve

Pressure must be less than 200 psi, and motor must be stopped in order to get timer mode

Graco Phone Number

TO PLACE AN ORDER, contact your Graco distributor, or call 1–800–690–2894 Toll Free to identify a distributor near you.

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309278

Sales Offices: Minneapolis, Detroit

International Offices: Belgium, Korea, Hong Kong, Japan

GRACO INC.

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

www.graco.com

PRINTED IN U.S.A. 309278 11/2000