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12

A

SSEMBLY

DRIVE

 

SHAFT

/

POWER

 

HEAD

Tools Required: 4 mm Hex Wrench

Parts Required: Power Head, Drive Shaft Assembly

1.

Stand power head upright on a level surface.

2.

Loosen the two (2) drive shaft clamp bolts at engine drive shaft
clamp, and remove center drive shaft location bolt (A).

3.

Carefully fit driveshaft assembly to engine making sure that
inner drive shaft engages into clutch mount.

4.

Turn drive shaft housing until locating hole lines up with location
hole in clamp and install center drive shaft location bolt (A).

NOTE
Gear housing must be aligned properly with engine. Aligning
center locating hole in driveshaft housing with center drive shaft
bolt (A) provides correct alignment.

5.

Tighten two (2) drive shaft clamp bolts (B) securely.

PLASTIC

 

SHIELD

 

INSTALLATION

(Nylon line operation)

Tools Required: Screwdriver, Locking Tool

Parts Required: Plastic Debris Shield, Shield Plate,

three (3)  5 x 16 mm screws.

WARNING  

  DANGER

The plastic shield is for use with the Nylon Line Head only.  Install
Metal Shield when using plastic or metal blades, or serious injury
may result.

1.

Align hole in upper plate (D) with notch in gear housing (G), and
insert locking tool to prevent splined shaft from turning. Arrow on
gear housing flange points to notch location.

2.

Remove cotter pin (A), L.H. blade nut (B), lower plate (C), and
upper plate (D) from PTO shaft.  Turn blade nut clockwise to
remove.

3.

Remove locking tool.  Retain lower  plate, blade nut, and cotter pin
for future use with blade conversions.

4.

Align plastic debris shield (F) with the drive shaft, and install on
the bottom of the gear housing flange.

5.

Place shield plate (E) on shield, align holes and install three (3)
screws.

6.

Replace upper plate (D) on PTO shaft.

E

D

F

A

A

B

B

C

B

A

D

G

Summary of Contents for SRM - 340

Page 1: ...feoperationandinstructionscarefully ECHOprovidesanOperator s ManualandaSafetyManual Bothmustbereadandunderstoodforproperandsafe operation WARNING The engine exhaust from this product contains chemical...

Page 2: ...and Safety Equipment 5 Extended Operation Extreme Conditions 5 Equipment 6 Safe Operation 7 Emission Control 7 Description 8 Package Contents 8 SRM 340 Parts 9 SRM 340 Part Descriptions 10 Specificat...

Page 3: ...ecals on your unit The complete unit illustration found in the DESCRIPTION section will help you locate them Make sure the decals are legible and that you understand and follow the instructions on the...

Page 4: ...after releasing throttle Keep hands and feet clear of blade cutting attachment unless engine is shut off and cutting attachment is not moving INSPECTBLADESBEFOREUSE DONOTUSEDAMAGED CRACKED BENT DULLOR...

Page 5: ...and also by not smoking Limit the hours of operation Try to fill each day with jobs where operating the trimmer or other hand held power equipment is not required If you experience discomfort redness...

Page 6: ...er equipment and consult a doctor if you feel tingling numbness or pain in the fingers hands wrists or arms The sooner RSI CTS is diagnosed the more likely permanent nerve and muscle damage can be pre...

Page 7: ...surfaces Do not work in odd positions or on ladders Do not over reach PRODUCTEMISSIONDURABILITY The 300 hour emission durability period is the time span selected by the manufacturer certifying the eng...

Page 8: ...__ 4 5mmx35mmscrews __ 4 5 mm nuts __ 1 NylonTrimmerHead __ 1 PlasticDebrisShield __ 1 ShieldPlate __ 3 5mmx16mmscrews ShieldPlate GearCase __ 1 MetalShield __ 1 MetalShieldBracket __ 3 5mmx15mmscrews...

Page 9: ...GRASS TRIMMER BRUSH CUTTER OPERATOR S MANUAL 9 6 7 8 9 4 5 2 1 10 3 MODEL SRM 340 PARTS 13 11 12 21 16 14 15 22 17 20 18 19 23...

Page 10: ...handle required for blade operation 12 METAL BLADE SHIELD Required when unit is equipped with blades Do not operate unit without shield 13 SHOULDER HARNESS An adjustable shoulder strap that suspends t...

Page 11: ...65mm 0 026in Fuel Mixed GasolineandTwo strokeOil Fuel OilRatio 50 1ECHOHighPerformance two strokeaircooledengineoil Gasoline 89 Octane unleaded DO NOT use fuel containing methyl alcohol more than 10 e...

Page 12: ...D INSTALLATION Nylon line operation Tools Required Screwdriver LockingTool Parts Required Plastic Debris Shield Shield Plate three 3 5x16mmscrews WARNING DANGER The plastic shield is for use with the...

Page 13: ...er metal shield to gear housing 2 5 x 8 mm screws 2 5 mm nuts 2 5 mm lock washers bracket to shield 2 5 mm nuts 2 5 mm lockwashers bracket to gear housing 1 If installed remove nylon line head upper p...

Page 14: ...securely 4 Insert Split Pin A in hole in PTO shaft and bend pin legs around shaft counterclockwise to retain 10 mm nut IMPORTANT Never reuse a cotter pin install a new cotter pin each time a blade is...

Page 15: ...cannot be achieved with adjusting nuts consult with your Echo Dealer for correct adjustment procedure 5 Tighten nut A Connect 2 ignition leads from throttle cable tubing to 2 ignition leads C on engi...

Page 16: ...D P N 35130455830 and use harness with hip pad E NOTE Model SRM 340 includes Metal Shield Standard Harness and blade mounting hardware A B C E A D Choosing the Correct Blade WARNING DANGER The type of...

Page 17: ...ring Blade use for dense thickets and saplings up to 64 mm 2 1 2in diameter SRM 340SeriesP N99944200130 Shoulder WaistHarness P N30100052131 UseoftheShoulder Waist Harness is required for blade operat...

Page 18: ...and Premium 50 1 oil meets these standards Engine problems due to inadequate lubrication caused by failure to use an ISO L EGD and J A S O FC certifiedoil suchasEchoPremium50 1Two strokeOil willvoidth...

Page 19: ...Pump primer bulb C until fuel is visible and flows freely in the clear fuel tank return line Pump bulb an additional 4 or 5 times 4 Recoil Starter Lay the trimmer on a flat clear area and pull the re...

Page 20: ...rter Lay the unit on a flat clear area and pull the recoil starter handle D until the engine fires NOTE If engine does not start after 5 pulls use Cold Start Procedure STOPPING ENGINE 1 Release Thrott...

Page 21: ...e l C t c e p s n I 3 1 C I 1 R t r o P t s u a h x E r e d n i l y C n o b r a c e D n a e l C t c e p s n I 3 C I s e r u d e c o r P e c n a n e t n i a M f l e s r u o Y t I o D r e t l i F r i A...

Page 22: ...it still fits the cavity in the air cleaner cover is installed with the original side out NOTE Carburetor adjustment may be needed after air filter cleaning replacement FUEL FILTER Level1 Tools requir...

Page 23: ...care is used during cleaning IMPORTANT To maintain proper engine operating temperatures cooling air must pass freely through the cylinder fin area This flow of air carries combustion heat away from th...

Page 24: ...Soft metal brush Wooden carbon scraper 4 mm Hex Wrench Parts Required ScreenP N14590555730 GasketP N14586655730 1 Remove three 3 screws from muffler cover A and remove 2 Remove screen holder B gasket...

Page 25: ...eed adjustment screw C CW until the cutting attachment begins to turn then turn the screw CCW until attachment stops turning Turn screw C CCW an additional 1 4 turn 6 Accelerate to full throttle for 2...

Page 26: ...loose debris from gear box 2 Remove plug A and check level of grease 3 Add grease if necessary DO NOT over fill NYLON LINE REPLACEMENT Level1 Tools Required None Parts Required ECHO 0 105in NylonTrimm...

Page 27: ...lines and wind line clockwise tightly and evenly 5 Whenapproximately15 20cm 6 8in oflineremains placelines in spool notches F 6 Thread line ends through housing eyelets G and place spool in housing a...

Page 28: ...tion and can result in blade failure Sharpening 8 tooth Blades Tool required Flatfile preferred Electric grinder if special care is used Round rat tail file for gullet radius IMPORTANT If an electric...

Page 29: ...i t c e f e d g u l P n i 6 2 0 0 m m 5 6 o t t s u j d A e c a l p e r r o n a e l C e c a l p e r r o n a e l C g u l p e c a l p e R e n i g n E s n u r r o s e i d t u b t o n s e o d e t a r e l...

Page 30: ...spark 2 Place the stop switch A in the STOP position 3 Remove accumulation of grease oil dirt and debris fromexteriorofunit 4 Perform all periodic lubrication and services that are required 5 Tighten...

Page 31: ...GRASS TRIMMER BRUSH CUTTER OPERATOR S MANUAL 31 NOTES...

Page 32: ...maintenance of this product you may call the ECHO ConsumerProductSupportDepartmentat1 800 673 1558from8 30am to 4 30 pm Central Standard Time Monday through Friday Before calling please know the mode...

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