Wemars WS-ST42G, Instructions Manual

Maintenance

Maintenance schedule

WARNING: Only do the maintenance and

servicing given in this operator's manual. 

maintenance or servicing that is not given in

this operator's manual, speak to 

Wemars

service

Maintenance

Daily

Weekly

Monthly

Clean the external surface.

X

Make sure that the throttle trigger lockout and the throttle trigger operates cor-

rectly.

X

Do a check of the stop switch to make sure that it operates correctly.

X

Make sure that the cutting attachment does not rotate at idle speed.

X

Clean the air filter. Replace the air filter if it is necessary.

X

Examine the cutting attachment guard for damages and cracks. Replace the

guard if it is hit or damaged.

X

Examine the trimmer head for damages and cracks. Replace the trimmer head if

it is damaged.

X

Make sure that the screws and nuts are tight.

X

Examine the engine, the fuel tank and the fuel lines for leaks.

X

Clean the cooling system.

X

Examine the starter and the starter rope for damages.

X

Examine the vibration damping elements for damages and cracks.

X

Clean the external parts of the spark plug. Remove it and do a check of the elec-

trode gap. Adjust the electrode gap to the correct distance 

or

replace

the

 spark plug. Make sure that the spark plug is fitted 

with

a

suppressor

 .

X

Clean the external parts of the carburetor and the area around it.

X

Do a check of the bevel gear to make sure that it is filled ¾ with grease. Fill the

bevel gear with 

Wemars

  special grease if it is necessary.

X

Clean or replace the spark arrestor mesh on the muffler (only applies to mufflers

without a catalytic converter).

X

X

Do a check of the fuel filter for contamination and the fuel hose for cracks or oth-

er defects. Replace parts if it is necessary.

X

Do a check of all the cables and connections.

X

If it is necessary to replace the clutch, clutch springs or clutch drum, speak to

Wemars service

 .

X

Replace the spark plug. Make sure that the spark plug is fitted with a suppres-

sor.

X

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