ECHO SRM 400U Brushcutter Operator's Manual

OPERATOR’S MANUAL

TRIMMER/

BRUSHCUTTER

SRM-400U

WARNING DANGER

READ INSTRUCTIONS CAREFULLY AND FOLLOW RULES FOR

SAFE OPERATION.

FAILURE TO DO SO COULD RESULT IN SERIOUS INJURY.

ECHO, INCORPORATED

400 Oakwood Road, Lake Zurich, Illinois 60047-1564

Phone : 847-540-8400

X750-011 68 0

X750216-3000

06/08

2

INTRODUCTION

The ECHO Trimmer/Brushcutter, model SRM-400U is lightweight, high performance gasoline powered rotary trimmer which is designed for brushcutting, weed control and grass trimming in areas which are difficult to control by any other means. The trimmer is equipped with a safety shoulder harness, and the excellent balance characteristics plus the available power, ensures comfortable operation.

This manual provides the information necessary for assembly, adjustment, operation and maintenance of your unit.

WARNING

The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.

Locate this safety decal on your unit. The complete unit illustration found in the “NOMENCLATURE” section, will help you locate them. Make sure the decal is legible and that you understand and follow the instructions on them. If a decal cannot be read, a new one can be ordered from your ECHO dealer.

Safety decal: Part number 890160-54130

Safety decal: Part number 890228-09560

Safety decal: Part number 890177-51330

Safety decal: Part number X505-002310

CONTENTS

RULES FOR SAFE OPERATION .......................................................................................................... 3

NOMENCLATURE HAVE PARTS .......................................................................................................... 4

TECHNICAL DATA................................................................................................................................. 4

ASSEMBLING ....................................................................................................................................... 5

OPERATION .......................................................................................................................................... 7

MAINTENANCE AND CARE .................................................................................................................. 16

LONG TERM STORAGE ......................................................................................................................... 18

TROUBLE SHOOTING ........................................................................................................................... 19

Copyright © 2008 All Rights Reserved.

RULES FOR SAFE OPERATION

SAFETY INSTRUCTIONS

1. Do Not operate the unit when you are fatigued.

2. Do Not operate if other people or animals are in the work area.

3. Do Not operate the unit without the shield correctly in position.

4. Do Not operate in a confined area. Carbon monoxide exhaust gas is highly poisonous.

5. Do Not operate the unit while you are smoking.

6. Always wear eye protection goggles when operating the unit.

7. Always hold the unit firmly with both hands and with fingers and thumbs encircling the handles.

8. Always obey local ordinances regulating the use of internal combustion engines in your area.

9. Always use the cutting attachments as approved and supplied by ECHO Inc. for your unit.

10. Always remain alert when operating the unit to avoid possible injury to yourself and other people.

11. Always wear the shoulder harness when operating the unit.

12. Do not operate the unit while under the influences of drugs or alcohol.

WARNING DANGER

1. Do Not smoke while handling gasoline.

2. Do Not refuel a hot engine. Wait unit it cools.

3. Do Not overfill the tank. Spilled fuel must be wiped up.

4. Always stop the engine when refueling.

5. Always remove the fuel cap slowly in order to relieve any pressure build up in the tank.

6. Always restart the engine at least 3 m

(10 feet) away from the refueling point.

7. Always store gasoline in an approved container.

3

ATTENTION

For your protection when operating this unit, comply with all Safety Rules as listed in the

Operator’s Manual. (Replacement manuals are available from your ECHO dealer.)

1. Do not operate unless the debris shield and safety harness are in good condition and properly installed.

2. Do not operate if other persons or animals are in the work area.

3. Do not operate without eye protection goggles available from your ECHO dealer.

WARNING DANGER

SERIOUS INJURY MAY RESULT FROM THE

IMPROPER USE OF STEEL BLADES.

COMPLY WITH ALL SAFETY INSTRUCTIONS

LISTED IN THE OPERATOR’S MANUAL AND

SUPPLIED WITH THE BLADES.

1. THE ECHO SAW TOOTH BLADE IS

DESIGNED TO CUT BRUSH AND SMALL

TREES.

2. THE ECHO 8 TOOTH ROTARY KNIFE

BLADE IS DESIGNED TO CUT HEAVY

WEEDS AND GRASS. TO AVOID INJURY

DUE TO KICK BACK OR BLADE

FRACTURE, DO NOT USE THIS BLADE TO

CUT BRUSH OR TREES.

3. ECHO INC. WILL NOT BE RESPONSIBLE

FOR THE FAILURE OF CUTTING DEVICES

WHICH HAVE NOT BEEN TESTED AND

APPROVED BY ECHO FOR USE WITH

THIS UNIT.

4

Gear housing

NOMENCLATURE HAVE PARTS

Part number 890177-51330

Part number 890228-09560

Part number 890160-54130

Shield

Throttle trigger

Drive shaft assembly

Ignition switch

Part number X505-002310

Grip

Decompression device

Muffler

Spark plug

Choke lever

Dimension L × W × H

Mass

Air cleaner cover

Fuel tank

Starter handle

Shoulder harness

TECHNICAL DATA

cm kg

SRM-400U

186 × 70 × 43 (73.2 in × 27.6 in × 16.9 in)

8.4 (18.5 lb): without shoulder harness and cutter head

Engine Type

Displacement

Carburetor

Ignition

Spark plug

Starter

Clutch

Air cooled two stroke single cylinder mL (cm³) 42.7 (2.6 cu in)

Walbro diaphragm type WYK

Flywheel magneto : CDI (Capacitor Discharge Ignition) system

NGK BPM7A

Recoil starter

Automatic centrifugal clutch

2000 - 2700 Engine speed idle

Fuel r/min

Clutch engagement r/min

Wid open throttle r/min

Mixing ratio

Gasoline

Tank capacity L

3500

10000

50 : 1 ratio with ECHO Power Blend X™, ISO-L- EGD

(ISO/CD 13738) and JASO M345-FC/FD two-stroke, air-cooled engine oil.

Use 89 octane unleaded.

Do not use fuel containing methyl alcohol, more than

10 % ethyl alcohol or 15 % MTBE.

Do not use alternative fuels such as E-20 or E-85.

1.0 (33.8 US fl oz)

Drive shaft assembly

Cutter (Option)

Cutter

Cutter (Option)

Gear housing

Lubrication

Drive shaft

Shield

Nylon line cutter head

Circular saw, 25 cm (10 in)

8 cutter blade, 20 cm (8 in)

60 degree bevel gears, ratio 1 : 1.33 (Counterclockwise)

Good quality lithium grease

High tensile solid steel, 5 bearings

Metal shield mounted on the gear housing for nylon line and metal blade applications.

Technical data subject to change without notice.

Slot

Bolts

ASSEMBLING

DRIVE SHAFT

•Stand engine upright on a level floor.

•Loosen bolts at drive shaft end of the engine.

•Fit drive shaft assembly ensuring that the drive shaft is correctly engaged.

•Tighten bolts to fasten drive shaft assembly.

5

Right hand grip assembly

WARNING DANGER

NEVER START ENGINE WITHOUT

DRIVESHAFT ASSEMBLY INSTALLED.

THIS COULD RESULT IN SERIOUS INJURY.

HANDLE

Insert right hand grip assembly into right hand Uhandle and fit it to the slot for rotation prevention of right hand U-handle.

Right hand U-handle

Fit grip assembling bolt and secure the grip firmly.

Grip assembling bolt

Handle assembling bolt (8 mm)

Remove bolt retainer tube from end of handle assembling bolt (8 mm).

Bolt retainer tube

Handle assembling bracket (upper)

Handle assembling bolt (8 mm)

Left handle

Install handle assembling bracket (upper) in handle assembling bracket (lower) and fix handle by tightening handle assembling bolt (8 mm) lightly.

Handle assembling bracket (lower)

To engine

6

Right handle assembling bolt

Right handle assembling bracket

Loosen 4 right handle assembling bolts and insert right hand U-handle into right handle assembling bracket. (toward direction of arrow )

Fix the right hand U-handle by tightening 4 right handle assembling bolts lightly.

Right hand U-handle

To engine

Adjustment of right handle inclination (left/right)

Adjustment of right handle inclination

(forward/ backward)

Adjust each inclination of right and left handles to adequate position (easy to operate) and tighten handle firmly assembling bolt (8 mm) and 4 right handle assembling bolts.

Adjustment of left handle inclination

(forward/ backward)

To engine Determine “Easy to operate” position.

4

6

2

7

3

1

5

Shoulder strap assembly

Quick release latch

Waist pad

SHIELD

Fit the shield on the gear housing and tighten screws with washers (Seven points) as shown.

SHOULDER HARNESS

Fit the shoulder strap to the swivel hook, and adjust the length of strap and or the location clamps to maintain the cutter head parallel to the ground.

US

Fuel mix chart (50 : 1)

METRIC

OPERATION

WARNING

Alternative fuels, such as E-20 (20 % ethanol), E-

85 (85 % ethanol) or any fuels not meeting above requirements are NOT approved for use in ECHO

2-stroke gasoline engines.

Use of alternative fuels may cause performance problems, loss of power, overheating, fuel vapor lock, and unintended machine operation, including, but not limited to, improper clutch engagement.

Alternative fuels may also cause premature deterioration of fuel lines, gaskets, carburetor and other engine components.

GENERAL CHECK

Ensure that all nuts, screws and bolts installed are properly tightened.

FUEL STATEMENT

GASOLINE: Use 89 octane [(R+M)/2] gasoline or gasohol known to be good quality. Gasohol may contain maximum 10 % ethyl (grain) alcohol or 15

% MTBE (methyl tertiary-butyl ether). Gasohol containing methyl (wood) alcohol is not approved.

OIL: ECHO brand premium two-stroke 50 : 1 oil is requirred.

Mix oil and gasoline/gasohol according to instructions on the oil container label.

MIXING: Follow directions on the oil container.

GAS

GAL

1

2

5

OIL

FL OZ

2.6

5.1

12.8

GAS

L

4

8

20

OIL mL

80

160

400

IMPORTANT

Stored fuel ages.

Do not mix more fuel than you expect to use in thirty (30) days, ninety (90) days when a fuel stabilizer is added.

Stored two-stroke fuel may separate.

ALWAYS shake fuel container thoroughly before each use.

Sholder level

7

Fuel tank

STARTING COLD ENGINE

Throttle trigger

COLD START (Close)

Choke lever

Purge bulb

Ignition switch

START/RUN

Throttle control lockout

RUN (Open)

Starter handle

Fuel return line

NOTE

Starter handle : Use short pulls - only 1/2 - 2/3 of starter rope for starting. Do not let starter rope snap back in.

Always hold the unit firmly.

WARNING DANGER

•••••WHEN ENGINE IS STARTED, CONFIRM IF

THERE IS NOT ANY ABNORMAL

VIBRATION OR SOUND. IF THERE IS

ABNORMAL VIBRATION OR SOUND, ASK

YOUR DEALER TO REPAIR.

•••••AFTER REFUELING TIGHTEN FUEL CAP

FIRMLY AND CHECK FOR LEAKAGE. IN

CASE OF FUEL LEAKAGE REPAIR BEFORE

STARTING OPERATION SINCE THERE IS A

DANGER OF FIRE.

•It is not permitted to fill fuel above the shoulder level of fuel tank.

•Slide switch to START/RUN position as shown.

•Push purge bulb 3 or 4 times (or until constant flow of fuel is visible in fuel return line).

•Move choke lever to COLD START (Close) position.

•Press the decompression device.

•Pull starter handle until the engine fires. Now, move choke lever to RUN (open) position, and if necessary, restart the engine again and allow to warm up for a few minutes before using.

•After idling, gradually open throttle and cutter blade will start to operate as the engine attains clutch engagement speed of 3500 r/min approximately.

8

Decompression device

STARTING WARM ENGINE

•Press the decompression device.

•When engine is warm, start it by pulling starter handle with switch positioned at START/RUN.

(Keep choke lever in RUN (open) position)

•If engine does not start in a few tries, follow same procedures as starting a cold.

Starter handle

HOLD THE UNIT FIRMLY.

STOPPING ENGINE

•Release throttle trigger and allow to run at an idle speed.

•Slide ignition switch to “STOP” position.

OPERATING THE TRIMMER

•Adjust handle to a convenient position for cutting as instructed on page 6.

•Allow the engine to warm up at a fast idle for a few minutes.

•Increase engine speed as necessary.

•When mowing shrubs, weeds, or grass, swing the cutter head from right to left as you move forward.

- Avoid striking any obstruction such as rocks, stones or tree stumps which can damage the cutter head.

Do not cut into the ground.

- To avoid damage to the engine, do not run the engine unloaded at full throttle.

•In the event that the cutter strikes an obstruction or is otherwise prevented from rotating in normal operation, the clutch will slip to prevent possible engine damage. In this case, stop the engine, free the cutter and then start the operation again.

WARNING DANGER

•••••BEFORE STARTING UP THE ENGINE,

MAKE SURE THAT THE CUTTER BLADE IS

NOT CONTACTING ANYTHING.

•••••WHEN TWO OR MORE OPERATORS ARE

WORKING TOGETHER, ENSURE THAT A

SAFE DISTANCE IS KEPT BETWEEN THEM.

9

WARNING DANGER

DO NOT ALLOW EITHER PEOPLE OR

ANIMALS INTO THE WORK AREA.

ALWAYS WEAR SAFETY GOGGLES WHEN

CUTTING.

DRESS PROPERLY - AVOID LOOSE

CLOTHING.

WHEN GRASS OR WEEDS HAVE CLOGGED

THE CUTTER HEAD AFFECTING NORMAL

OPERATION, FIRST, STOP THE ENGINE AND

THEN REMOVE THE DEBRIS.

WARNING DANGER

GRASS/WEED TRIMMERS CAN THROW

GRAVEL, STONE, WOOD CHIPS, GLASS,

AND PLASTIC OR METAL OBJECTS. THE

DEBRIS SHIELD BEHIND THE TRIMMER

HEAD STOPS MUCH OF THE DEBRIS, BUT

CANNOT PREVENT THE OPERATOR FROM

BEING STRUCK BY SOME DEBRIS. READ

THE RULES FOR SAFE OPERATION IN THE

OPERATOR’S MANUAL THAT YOU

RECEIVED WITH YOUR ECHO TRIMMER.

ALSO, FOLLOW AII INSTRUCTIONS IN THIS

INSTRUCTION SHEET.

OPERATING INSTRUCTIONS (METAL

BLADES and OPTIONAL NYLON LINE)

Your brushcutter/trimmer, has been designed and constructed to give you years of trouble-free service and relieve you of the many back-aching tasks normally associated with grass trimming, weed control and brushcutting. Nevertheless, in common with all other power operated tools, the

Owner and/or Operator has a definite responsibility to maintain the safe working condition of the unit as provided by the manufacturer, and to ensure also the safe operating procedures as prescribed by common sense and this manual. Please, therefore, read and understand the instructions as listed hereunder, and on Page 3, in order to prevent accidents and possible injury.

ECHO 2-LINE MANUAL TRIMMER

HEAD (OPTION)

1. Read the Operator’s Manual carefully.

Be throughly familiar with the controls and proper use of the trimmer.

Know how to stop the unit and disengage the controls.

2. Never allow children to operate the trimmer.

3. Never allow adults to use the trimmer unless they have received proper instructions.

Be sure the operator is properly attired and wears the type of foot, leg, head, eye and ear protection recommended both in your ECHO

Operator’s Manual and by your ECHO Servicing

Dealer.

4. Always wear eye protection that conforms to

ANSI Z 87. 1-2000.

10

1B

2A

SPOOL

HOUSING

1C

1D

2B

15 cm (6 in)

BOLT

SPRING

KNOB

Locking tool

Upper fixing plate

Cutting head

1. REPLACING LINE

A. Remove spool by turning knob clockwise, “right”, and separating parts.

B. Thread a 6 m (20 feet) length of 2.4 mm (0.095 in) or 2.7 mm (0.105 in) ECHO line through hole in spool so that ends are the same length.

C. Wind both ends of line tightly and evenly clockwise (see arrows on spool), and wind from side to side without twisting the lines.

D. Secure ends of line temporarily with about 15 cm

(6 in) extending out.

2.REPLACING SPOOL

NOTE

Keep line tight on spool.

A. Snap spool into housing while pulling line through eyelets with about 15 cm (6 in) extending out.

CAUTION

Knob tightens counterclockwise, “left”.

B. Fasten spool to housing with shaft bolt, spring, and knob.

INSTALLATION OF NYLON LINE HEAD

(OPTION)

Set the nylon line head to the drive shaft and tighten by turning as shown.

TIGHTEN

CUTTING PROCEDURES

OPERATING INSTRUCTIONS NYLON

LINE

1. Always use the end of the line for cutting.

Forcing the cutter head too close to the work will result in reduced efficiency and broken line.

2. Maintain the line at the recommended length of

12.5 to 15 cm (5 to 6 in).

A longer line will reduce engine speed, a shorter line may result in engine damage.

3. The trimmer head rotates counterclockwise.

Always cut with the head tilted to the right to deflect debris away from the operator.

4. Always observe the SAFETY RULES on Page 3 when using the unit.

Quick release latch

PULL

11

SHOULDER HARNESS

•Install the harness over the both shoulders and adjust shoulder straps so that the quick release latch rests low on the right hand side.

•Attach the trimmer/brushcutter to the harness by means of the quick release latch.

•Make some practice sweeps as with a trimmer and readjust the harness as necessary for comfort and to maintain the cutter parallel to the ground.

WARNING DANGER

IN CASE OF EMERGENCY, PULL THE QUICK

RELEASE LATCH TO DISCONNECT THE

TRIMMER FROM THE HARNESS.

TRIMMING

The nylon line will allow you to trim along walls and fence lines. Always try to trim from right to left, walking behind the unit and parallel to the wall or fence, thus deflecting debris away from the operator.

EDGING

1. The nylon line is intended only to cut grass and should not be used to cut a normal edging trench along stone or concrete driveway etc.

2. Tilt the unit vertically as illustrated and use only the line tip to remove unwanted growth.

12

TREE

WARNING DANGER

1. SERIOUS INJURY MAY RESULT FROM

THE IMPROPER USE OF STEEL BLADES.

READ AND COMPLY WITH SAFETY

INSTRUCTIONS LISTED IN THIS MANUAL.

2. THE EIGHT TOOTH BLADE IS DESIGNED

SPECIALLY TO CUT WEED AND GRASS.

TO AVOID INJURY DUE TO KICKBACK OR

BLADE FRACTURE, DO NOT USE THIS

BLADE TO CUT BRUSH OR TREES.

3. ECHO INC. WILL NOT BE RESPONSIBLE

FOR THE FAILURE OF CUTTING DEVICES

WHICH HAVE NOT BEEN TESTED AND

APPROVED BY ECHO FOR USE WITH

THIS UNIT.

MOWING

•The nylon line will effectively mow large areas of heavy grass and/or weeds. Use the standard 12.5

to 15 cm (5 to 6 in) of line and operate at full throttle.

•When mowing cultivated areas such as lawns hold the cutter head parallel to the ground to avoid scalping.

SCALPING

1. The cleaning of weeds and grass right down to the earth can be accomplished very easily with the nylon line.

2. Scalping around trees and brushes is particularly effective, but care should be exercised not to bruise the bark of young and sensitive growth.

3. In flower beds, always remember that the nylon line will cut in a complete circle to avoid cutting flowers instead of weeds.

SWEEPING

Sweeping grass and other debris from a hard surface can be done very quickly.

STEEL BLADE OPERATIONS

Your ECHO Trimmer/Brushcutter is designed for fast, efficient weed and brush control in areas which are otherwise inaccessible to power equipment. Standard configuration includes a handle bar and nylon line head for light trimming and weed clearing. Two special steel blades are available as options and recommended for use in extended heavy weed and brush clearing operations :

1. Blade: weed and grass 8 tooth 20 cm (8 in) diameter

2. Blade: brush 80 tooth 25 cm (10 in) diameter

WARNING DANGER

SAFETY PRECAUTIONS

1. ALWAYS USE THE CORRECT BLADE FOR

THE JOB AS RECOMMENDED.

2. BE CAREFUL NOT TO HIT ROCKS,

STONES, TREE STUMPS OR ANY

FOREIGN OBJECT WHICH MAY DAMAGE

THE BLADE.

3. DO NOT CUT INTO THE GROUND TO

AVOID DULLING THE BLADE.

4. ALWAYS STOP THE ENGINE AND

EXAMINE THE BLADE AFTER STRIKING

AN OBSTRUCTION.

DO NOT OPERATE WITH A BLADE WHICH

IS BLUNT, BENT, FRACTURED, OR

DISCOLORED DUE TO OVERHEAT.

5. IN THE EVENT, THAT THE BLADE

STRIKES AN OBSTRUCTION, OR IS

OTHERWISE PREVENTED FROM

ROTATING IN NORMAL OPERATION, THE

CENTRIFUGAL CLUTCH WILL SLIP TO

PREVENT ENGINE DAMAGE.

IN THIS CASE, STOP THE ENGINE, FREE

AND EXAMINE THE BLADE AND IF IN

GOOD ORDER, RESUME OPERATION.

6. SHOULD THE BRUSHCUTTER BE

OPERATED FOR AN EXTENDED PERIOD

OF HIGH TEMPERATURES, THE GEAR

BOX MAY BECOME VERY HOT.

IF TOO HOT TO TOUCH, ALLOW THE UNIT

TO COOL DOWN, CHECK THE

LUBRICATION AS PER ‘MAINTENANCE’

AND CONTINUE TO OPERATE IF IN

ORDER.

7. TO AVOID ENGINE DAMAGE, DO NOT

RUN ON FULL THROTTLE WITHOUT

LOAD.

8. DO NOT OPERATE THE BRUSHCUTTER

WITHOUT THE HARNESS AND DEBRIS

SHIELD CORRECTLY FITTED.

9. ALWAYS INSPECT THE WORK AREA AND

REMOVE ANY FOREIGN OBJECTS.

13

Quick release latch

PULL

SHOULDER HARNESS

•Install the harness over the both shoulders and adjust shoulder straps so that the quick release latch rests low on the right hand side.

•Attach the trimmer/brushcutter to the harness by means of the quick release latch.

•Make some practice sweeps as with a scythe and readjust the harness as necessary for comfort and to maintain the cutter parallel to the ground.

WARNING DANGER

IN CASE OF EMERGENCY, PULL THE QUICK

RELEASE LATCH TO DISCONNECT THE

TRIMMER FROM THE HARNESS.

SHIELD

When using a metal blade.

Use same as Nylon line.

14

INSTALLING THE BLADE

1. The installation of the 8 tooth weed/grass blade

(option) and the 80 tooth brush is exactly the same.

Brush Blade

(80 tooth)

Weed/Grass Blade

(8 tooth)

Upper fixing plate

Locking tool

2. Rotate the drive shaft until the holes in the upper fixing plate and the gear box are aligned.

Insert the locking tool.

TIGHTEN

Locking tool

Box wrench

3. Remove the nylon line head, if fitted, by turning in a clockwise direction.

4. Install the blade ensuring that it is centered correctly on the fixing plate.

5. Fit the lower fixing plate and tighten the locking nut using the box wrench supplied in the tool kit.

- Never fasten while applying your weight.

Otherwise the thread of nut could be broken.

6. Fit a new split pin as supplied in the tool kit to secure the locking nut.

Lower fixing plate

Split pin

Assemble cutter blade properly

Gear housing

Adapter plate

(Upper)

Locking

tool

Nut Adapter plate (Lower)

Split pin

NOTE

•The drive shaft is fitted with left hand threads, therefore turn counterclockwise to tighten as illustrated.

•Always use a new split pin to secure the locking nut.

Split pin 2 × 22 mm

Part No. 898502-01130.

15

HEAVY WEED CUTTING

•Install the 8 tooth 20 cm (8 in) blade. (option)

•Observing all precautions as listed in this manual, start the engine and using full throttle, swing the blade in an arc as you move forward slowly.

The cutter rotates counterclockwise and the debris will be pushed backwards so the work area will always be visible.

BRUSHCUTTING

•Install the 80 tooth blade.

•Proceed exactly as for weed and grass cutting.

SMALL TREES

•The unit will effectively cut small trees up to 7.5 cm

(3 in) diameter using the 80 tooth 25 cm (10 in) diameter new blade.

•Before attempting to cut, ensure that the falling tree will fall away from you, and if necessary, tie a rope to the tree and have an assistant pull it in a safe direction.

•Do not attempt to “plunge cut”, i.e. using the brushcutter like an axe. It is not necessary and may cause serious damage to the brushcutter.

•Brace your feet firmly on the ground and cut with the left hand side of the blade.

NOTE

1. Always cut on full throttle.

2. Never try cutting with a blunt blade.

16

Air filter

Air cleaner cover

Fuel strainer

Muffler cover

MAINTENANCE AND CARE

- ALWAYS KEEP THE UNIT CLEAN -

AIR FILTER

Clean before using the unit.

- Close choke. Loosen screws and remove air cleaner cover.

- Remove air filter (air filter is located inside air cleaner cover).

- Brush dirt from filter or clean with compressed air. Do not wash the air filter.

- Reinstall air filter with cover, after installing air filter to cover.

- Tighten screws.

Lid Spark arrestor screen

Cylinder fins

FUEL STRAINER

Check periodically.

- Do not allow dust to enter into fuel tank.

- Clogged strainer will cause difficulty in starting engine or abnormalities in engine performances.

- Pick up fuel strainer through fuel inlet port with a piece of steel wire or the like.

- When strainer is dirty, wash it in suitable cleaning fluid or replace it.

MUFFLER AND EXHAUST PORT (SAM)

•Clean as necessary.

•Carbon deposits in cylinder exhaust port and muffler will reduce engine output.

- Muffler can be removed by taking off muffler cover.

- Remove spark arrestor screen from muffler.

- Clean carbon deposits from screen and muffler components.

- Be careful not to scratch cylinder or piston when cleaning cylinder exhaust port.

Use non-ferrous plastic or wood.

- Replace spark arrestor screen if it is cracked, plugged or has holes burned through.

- Inspect gaskets, replace if damaged.

- Assemble components in reverse order.

CYLINDER FINS

•Check periodically.

•Clogged fins will result in poor engine cooling.

•Remove dirt and dust from between fins to let cooling air pass easily.

Air intake

0.6 - 0.7 mm (.024 - .028 in)

Gear housing

Bolt

17

CHECK FUEL SYSTEM

• Check before every use.

• After refuelling make sure fuel does not leak or exude from around fuel pipe, fuel grommet or fuel tank cap.

• In case of fuel leakage or exudation there is a danger of fire. Stop using the machine immediately and request your dealer to inspect or replace.

SPARK PLUG

•Check periodically.

•Standard spark plug gap is 0.6 to 0.7 mm

(0.024 to 0.028 in).

•Replace if either electrode is worn or if the insulator is fouled by oil or other deposits.

•TORQUE = 15 to 17 N • m (130 to 145 in • lb)

NOTE

Do not over torque.

GEAR HOUSING

•Remove the bolt every 50 hours and check.

•Replenish as necessary, but do not overfill.

- Good quality lithium multi grease is recommendable.

Idle speed adjustment screw (T)

WARNING DANGER

CUTTING ATTACHMENT MUST NOT TURN

OR MOVE WHEN UNIT IS IDLING.

CAUTION

When starting, idling adjustment speed should be adjusted not to rotate the cutting attachment. Correct idle speed is adjusted

2900 to 3100 r/min. Or 1/4 turn CCW from the point the cutting attachment stops moving.

When there is some trouble with the carburetor, refer to your dealer.

CARBURETOR ADJUSTMENT

Every unit is run at the factory and the carburetor is set in compliance with Emission Regulations, in addition.

1. Before adjusting carburetor clean or replace air filter and muffler, “Spark Arrestor Screen”.

2. Make sure the cutting attachment such as hedge clipper blades or circular saw are properly adjusted. Trimmer line should be extended to cut-off knife.

3. Start engine and run several minutes to bring to operating temperature. Flash choke twice during warm-up to clear any air from the fuel system.

4. Idle Speed Adjustment

•Start engine, turn “idle” speed adjustment screw clockwise (CW) until the cutting attachment begins to turn, then turn screw out counterclockwise (CCW) until attachment stops turning. Turn screw out, CCW, an additional 1/4 turn.

18

30 °

Cutter edge

2R

Not sharpened

2mm

Tooth bottom

EIGHT CUTTER BLADE

•Use only the blade designated by the manufacturer for this model.

•When crack is noticed on the blade, never use it, but replace with a new one.

•Round the tooth bottom for 1- 2 mm radius in order to avoid the crack using a round file.

- Rounded part is not to be sharpened.

- Sharpen each cutter equally so as to retain the balance of the blade.

- In sharpening the edge by use of a grinder, do not cool the cutter abruptly by immersing it in water.

MAGNETO

The unit is incorporated with a CDI (Capacitor

Discharge Ignition) system, which does not require adjustment of ignition timing and the contact breaker point gap. Ensure wire connections and couplers assembling.

LONG TERM STORAGE

•Inspect and adjust every part of the unit.

- Completely clean every part, and repair, if necessary.

- Apply thin coating of oil on metal parts to prevent rust.

- Remove the cutter head, apply sufficient oil coating and wrap up in plastic.

•Drain fuel tank, pull starter handle slowly a few times to drain fuel from carburetor.

•Pour a small amount of clean motor oil into spark plug hole, pull starter handle and then crank the engine until TOP DEAD CENTER.

•Store in a dry area, free from dust.

TROUBLESHOOTING

E N G I N E P R O B L E M T R O U B L E S H O O T I N G C H A R T

P r o b l e m

E c r n g a n i k n e s s t a r d t s o e h a r d / s n t' s t a r t

E n g i n e r u n s , b u d t o d i e s e s n o r o t a c c e l e r a t e p r o p e r l y

C h e c k

F u e l a t c a r b u r e t o r

F u e l a t c y il n d e r

S p a r k o f p l u a g t e n w i r e d

S p a r k a t p l u g

A i r if tl e r

F u e l if tl e r

F u e l v e n t

S p a r k P l u g

C a r b u r e t o r

C o o il n g S y s t e m

S p a r k

S c

A r r e s t o r r e e n

S t a t u s C a u s e

N c a o r b f u e u r l e t a t o r

F

F u u e e l l s t r a i il n e n c l e r o g c g l o g g e e d d

C a r b u r e t o r

N o f u e l a t c y il n d e r C a r b u r e t o r

M u f lf e r w e t w i t h f u e l F u e l M i x t u r e t o o r i c h

N

N o o s s p p a a r r k k

S t o

E l e p c t r s i w i c a l t c h o f f p r o b l e m

I n t e r l o c k s w i t c h

S p a

C o v r k e r e g a d p w i i n c o r r e c t t h c a r b o n

F o

P l u u l g e d w i t h d e f e c f u it v e e l

N o r m a l w e a r A i r if tl e r d i r t y

F u e l if tl e r d i r t y

F u e l v e n t p l u g g e d

C o n t a m i n a i n f u e l n t s / r e s i d u e s

C o n t a m i n a i n f u e l n t s / r e s i d u e s

N o r m a l w e a r P l u g d i r t y / w o r n

I m p r o p e r a d j u s t m e n t

E d i x c e r t / d s s e b i r v e i s

S c r e e n c r a c k e d , p l u g g e d , p e r f o r a t e o r d

V

E

N i x o b t r r a e n m it d a l o e n d d i r t y / d u s t y w e o p e r a l o c a it it o n o n s a r i n

R e m e d y

C

C l l e e

S e e a n a n y o o o r r u r r e p l a c e r e p l a c e

E c h o d e a l e r

S e e y o u r E c h o d e a l e r

O p e n

C l e a n c h o k e

/ r e p l a c e a i r if tl e r

A d

S e j u e s t c a r b u r e t o r y o u r E c h o d e a l e r

T u r n

S e e

S e e s w y o i u t c r h

E c t o h o

O N d e a l e r y o u r E c h o d e a l e r

A

C

C l l d e e j u a a s n n t t o o r o r

R e p l a c e

.

6 5 m m r e p l a c e r e p l a c e p l u g

( 0 .

0 2 6 i n .

)

C l e a n o r r e p l a c e

R e p l a c e

C l e a n o r r e p l a c e

C l e a n a n d a d j u s t o r r e p l a c e

A d j u s t

C l e a n

R e p l a c e

E n g i n e d o e s n o t c r a n k

N / A N / A I n t e r n a l e n g i n e p r o b l e m S e e y o u r E c h o d e a l e r

19

WARNING DANGER

Fuel vapors are extremely flammable and may cause fire and/or explosion. Never test for ignition spark by grounding spark plug near cylinder plug hole, otherwise serious personal injury may result.

S

ERVICING

I

NFORMATION

PARTS

/

SERIAL NUMBER

Genuine ECHO Parts and ECHO REPOWER™ Parts and Assemblies for your ECHO products are available only from an Authorized ECHO

Dealer. When you do need to buy parts always have the Model

Number, Type and Serial Number of the unit with you. You can find these numbers on the engine housing. For future reference, write them in the space provided below.

Model No. _____________ Type _________SN. ______________

SERVICE

Service of this product during the warranty period must be performed by an Authorized ECHO Service Dealer. For the name and address of the Authorized ECHO Service Dealer nearest you, ask your retailer or call: 1-800-432-ECHO (3246). Dealer information is also available on our Web Site. When presenting your unit for Warranty service/ repairs, proof of purchase is required.

ECHO CONSUMER PRODUCT SUPPORT

If you require assistance or have questions concerning the application, operation or maintenance of this product you may call the ECHO

Consumer Product Support Department at 1-800-673-1558 from

8:30 am to 4:30 pm (Central Standard Time) Monday through Friday.

Before calling, please know the model and serial number of your unit to help your Consumer Product Support Representative.

WARRANTY REGISTRATION

To ensure trouble free warranty coverage it is important that you register your ECHO equipment on-line at www.echo-usa.com. Other registration options are by automated phone at 1-800-432-3246 or by filling out the warranty registration card supplied with your unit.

Registering your product confirms your warranty coverage and provides a direct link between you and ECHO if we find it necessary to contact you.

DEALER?

Call

1-800-432-ECHO

1-800-432-3246

or www.echo-usa.com

CONSUMER PRODUCT

SUPPORT

1-800-673-1558

8:30 - 4:30 MON - FRI C.S.T.

ADDITIONAL OR REPLACEMENT MANUALS

Safety Manuals in English/Spanish or English/French are available, free of charge, from your ECHO dealer or at www.echo-usa.com.

Operator's and Parts Manuals are available by:

• Downloading free from www.echo-usa.com

• Purchasing from your Echo Dealer.

• Manuals are available by sending a written request stating the model number and serial number of your Echo unit, part number of the manual, your name and address, and mail to the address below.

Safety Videos are available from your Echo dealer. A $5.00 shipping charge is required for each video.

ECHO, INCORPORATED

400 O

AKWOOD

R

OAD

L

AKE

Z

URICH

, IL 60047 www.echo-usa.com

S16103001001/S16103999999