Operating the Articulated Hedge Trimmer

Troubleshooting Guide (continued)

LOW POWER OUTPUT

SAFETY

Always wear a hard hat to reduce

 

What To Check

 

Possible Cause

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Remedy

the risk of head injuries during

operation of this unit.

 

Secure long hair

Always wear eye and hearing

so it is above

protection. Shindaiwa recommends

shoulder level.

wearing a face shield as additional

 

face and eye protection.

Wear non-slip heavy-

Always operate with

duty gloves to improve

both hands firmly

your grip on the trimmer

gripping the unit.

handle. Wear snug-

 

fitting clothes that also

 

permit freedom of

 

movement. NEVER

 

wear shorts!

 

Keep a proper footing and do not overreach—maintain your balance at all times during operation.

Keep bystanders at least 50 feet (15 meters) away from the operating trimmer to reduce the

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 machine.

Carburetor mixture is too lean.

Improper fuel ratio.

Fan, fan cover, cylinder fins dirty or damaged.

Carbon deposits on the piston or in the muffler.

Clogged air cleaner

element.

Loose or damaged spark plug.

Shorten trimmer line. Cut at a slower rate.

Consult with an authorized servicing dealer.

Refill with fresh, clean unleaded gasoline with a pump octane of 87 or higher mixed with

a 2-cycle air cooled mixing oil that meets or exceeds ISO-L-EGD and/or JASO FC classified oils at 50:1 gasoline/oil ratio.

Clean, repair or replace as necessary.

Consult with an authorized servicing dealer.

Service the air cleaner.

Tighten or replace.

Replace the spark plug with a Champion CJ8 or equivalent spark plug of the correct heat range.

Adjust the spark plug electrode gap to 0.024-inch (0.6 mm).

risk of being struck by falling objects or thrown debris.

Wear sturdy footwear with nonslip soles to provide good footing. Steel-toed safety boots are recommended. Never operate unit bare-footed.

Figure 3

7

 

Air leakage or clogged

Repair or replace fuel

 

fuel line.

filter and/or fuel line.

 

Water in the fuel.

Refill with fresh, clean unleaded

 

 

gasoline with a pump octane

 

 

of 87 or higher mixed with

 

 

a 2-cycle air cooled mixing oil that

 

 

meets or exceeds ISO-L-EGD

 

 

and/or JASO FC classified oils at

 

 

50:1 gasoline/oil ratio.

 

Piston seizure.

Consult with an authorized

 

 

servicing dealer.

 

Faulty carburetor and/

Consult with an authorized

 

or diaphragm.

servicing dealer.

Engine is

Overheating condition.

See above.

 

 

knocking.

Improper fuel.

Check fuel octane rating;

 

 

check for presence of

 

 

alcohol in the fuel (pg. 15).

 

 

Refuel as necessary.

 

Carbon deposits in the

Consult with an authorized

 

combustion chamber.

servicing dealer.

28

TROUBLESHOOTING

Page 8
Image 8
Shindaiwa AH231, 63848-94010 specifications LOW Power Output Safety

AH231, 63848-94010 specifications

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