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18

ADDITIONAL PROBLEMS

Poor acceleration.

Clogged air fi lter.

Clogged fuel fi lter.

Lean fuel/air mixture.

Idle speed set too low.

Ignition switch turned off.

Fuel tank empty.

Water in the fuel.

Clogged fuel fi lter.

Shorted spark plug or loose terminal.

Ignition failure.

Piston seizure.

Ground (stop) wire is disconnected, 

or switch is defective.

Overheating due to incorrect spark plug.

Overheated engine.

Clean the air fi lter.

Replace the fuel fi lter.

Consult with an authorized Shindaiwa

servicing dealer.

Adjust idle. Check 

Specifi cations

 page for correct idle speed.

Reset the switch and re-start.

Refi ll with fresh, clean unleaded gasoline with a pump octane 

of 89 or higher mixed with an air cooled engine oil that 

meets or exceeds ISO-L-EGD and/or JASO FD classifi ed oils 

at 50:1 gasoline/oil ratio.

Replace fuel fi lter.

Clean or replace spark plug. Check the 

Specifi cations

 section 

for the correct plug and gap for your unit.  Tighten

the terminal.

Replace the ignition unit.

Consult with an authorized Shindaiwa

servicing dealer.

Test and replace as required.

Replace the spark plug. Check the Specifi cations section for 

the correct plug and gap for your unit. Restart.

Idle engine until cool.

Symptom

Possible Cause

Remedy

Engine stops abruptly.

Engine diffi cult to shut off.

Troubleshooting Guide 

(continued)

Is the engine overheating?

Engine is rough at all 

speeds. May also have 

black smoke and/or 

unburned fuel at the 

exhaust.

Operator is overworking the unit.

Carburetor mixture is too lean.

Improper fuel ratio.

Fan, fan cover, cylinder fi ns dirty

or damaged.

Carbon deposits on the piston or

in the muffl er.

Clogged air cleaner element.

Loose or damaged spark plug.

Air leakage or clogged fuel line.

Water in the fuel.

Piston seizure.

Faulty carburetor and/or diaphragm.

Overheating condition.

Improper fuel.

Carbon deposits in the

combustion chamber.

Use a lower throttle setting.

Consult with an authorized Shindaiwa

servicing dealer.

Refi ll with fresh, clean unleaded gasoline with a pump octane 

of 89 or higher mixed with an air cooled engine oil that meets 

or exceeds ISO-L-EGD and/or JASO FD classifi ed oils at 50:1 

gasoline/oil ratio.

Clean, repair or replace as necessary.

Consult with an authorized Shindaiwa

servicing dealer.

Service the air cleaner element.

Tighten or replace the spark plug.

Check the 

Specifi cations

 section for the correct plug and gap 

for your unit.

Repair or replace fuel fi lter and/or

fuel line.

Refi ll with fresh, clean unleaded gasoline with a pump octane 

of 89 or higher mixed with an air cooled engine oil that meets 

or exceeds ISO-L-EGD and/or JASO FD classifi ed oils at 50:1 

gasoline/oil ratio.

Consult with an authorized Shindaiwa servicing dealer.

Consult with an authorized Shindaiwa

servicing dealer.

Refi ll with fresh, clean unleaded gasoline with a pump octane 

of 89 or higher mixed with an air cooled engine oil that meets 

or exceeds ISO-L-EGD and/or JASO FD classifi ed oils at 50:1 

gasoline/oil ratio.

Consult with an authorized Shindaiwa

servicing dealer.

What To Check

Possible Cause

Remedy

LOW POWER OUTPUT

Engine is knocking.

Troubleshooting Guide 

(continued)

Engine idle too high.

Broken clutch spring or worn clutch 

spring boss.

Loose attachment holder.

Warped or damaged attachment.

Loose gearcase.

Cutting attachment 

moves at engine idle.

Excessive vibration.

Cutting attachment will not 

move.

Adjust idle. Check Specifi cations page for correct idle 

speed.
Replace spring/shoes as required, check idle speed.

Inspect and re-tighten holders securely.

Inspect and replace attachment as 

required.
Tighten gearcase securely.

Bent main shaft/worn or damaged bushings.

Shaft not installed in powerhead or gearcase.

Broken shaft.
Damaged gearcase.

Inspect and replace as necessary.

Inspect and reinstall as required.

Idle set too high.

Adjust idle. Check Specifi cations page for correct 

idle speed.

Engine will not idle 

down.

Engine has an air leak.

Consult with an authorized Shindaiwa servicing 

dealer.

Consult with an authorized Shindaiwa servicing 

dealer.

Содержание DH231

Страница 1: ...WA OWNER OPERATOR S MANUAL WARNING Minimize the risk of injury to yourself and others Read this manual and familiarize yourself with the contents Always wear eye and hearing protection when operating...

Страница 2: ...rmation that should be acted upon to prevent mechanical damage IMPORTANT A statement preceded by the word IMPORTANT is one that possesses special significance NOTE A statement preceded by the word NOT...

Страница 3: ...when operating the artic ulated hedge trimmer Fumes from engine exhaust can cause serious injury or death Never run the engine indoors Never smoke or light fires near the hedge trimmer Keep the unit...

Страница 4: ...all moving parts have come to a complete stop before removing obstructions clearing debris or servicing unit DO NOT start or operate unit unless all guards and protective covers are properly assemble...

Страница 5: ...ting this unit ALWAYS protect yourself from hazards such as thorny brush and flying debris by wearing gloves and close fitting clothing that covers arms and legs Never wear shorts Don t wear loose clo...

Страница 6: ...er or spark arrestor muffler with catalyst Starting Method Recoil type Stopping Method Slide switch grounding type Blade Length 605 mm 23 82 in 745 mm 29 33 in Blade Type Double blade cutting action d...

Страница 7: ...higher gasoline known to be good quality Gasoline may contain up to 10 Ethanol grain alcohol or 15 MTBE methyl tertiary butyl ether Gasoline containing methanol wood alcohol is NOT approved 2 Stroke...

Страница 8: ...oil to gasoline 3 Close container and shake to mix oil with gaso line 4 Add remaining gasoline close fuel container and remix IMPORTANT Spilled fuel is a leading cause of hydrocarbon emis sions Some...

Страница 9: ...ing attachment will operate immediately when the engine starts and could result in loss of control and possible seri ous injury Keep movable parts of the cutting attachment away from objects that coul...

Страница 10: ...or Starting a flooded engine Maintenance WARNING Before performing any maintenance repair or cleaning work on the unit make sure the engine and cutting attachment are completely stopped Disconnect the...

Страница 11: ...and that bolts are tight Lubricate cutters Inspect front and rear handles for damaged or loose attachments WARNING 7R UHGXFH UH KD DUG NHHS WKH HQJLQH DQG PXI HU IUHH RI GHEULV leaves or excessive gre...

Страница 12: ...d use solvent and a soft brush to remove all old grease from the gearcase To refill hand pack the gearcase with approxi mately 40 50 grams of high quality lith ium based grease 50 70 of capac ity DO N...

Страница 13: ...nation from debris replace it with a genuine Shindaiwa replacement fuel filter element Before reinstalling the filter inspect the fuel line If you discover dam age or deterioration the unit should be...

Страница 14: ...f bristle brush Remove the muffler from the engine 10 and inspect the cylinder exhaust port for carbon buildup Reassemble the muffler in the 11 reverse order of disassembly IMPORTANT If you note exces...

Страница 15: ...plug and pour about 7 ml 4 oz of engine oil into the cylinder through the spark plug hole Slowly pull the recoil starter 2 or 3 times so oil will evenly coat the interior of the engine Reinstall the...

Страница 16: ...switch is in O OFF position Shorted ignition ground Faulty ignition unit If the plug is wet excess fuel may be in the cylinder The plug is fouled or improperly gapped The plug is damaged internally or...

Страница 17: ...oils at 50 1 gasoline oil ratio Clean repair or replace as necessary Consult with an authorized Shindaiwa servicing dealer Service the air cleaner element Tighten or replace the spark plug Check the...

Страница 18: ...rized Shindaiwa servicing dealer Test and replace as required Replace the spark plug Check the Specifications section for the correct plug and gap for your unit Restart Idle engine until cool Symptom...

Страница 19: ...questions concerning Shindaiwa s Warranty Statement you can contact our Consumer Product Support Department at 1 800 673 1558 or contact us through the web at WWW SHINDAIWA COM PRODUCT WARRANTY PERIOD...

Страница 20: ...manual is the customer s responsibility Failures due to improper set up pre delivery service or repair service by anyone other than authorized Shindaiwa servicing dealer during the warranty period Cer...

Страница 21: ...ned built and equipped to conform with applicable EPA and C A R B emissions standards and that your equipment SORE is free from defects in material and workmanship that would cause it to fail to confo...

Страница 22: ...22 NOTES...

Страница 23: ...23 NOTES...

Страница 24: ...SHINDAIWA COM When presenting your unit for Warranty service repairs proof of purchase is required Consumer Product Support If you require assistance or have questions concerning the application opera...

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