Shindaiwa DH254 Manuel de l'opérateur télécharger pdf (Page 16)

16

Engine

Cover

Screws

Engine Cover

Mufer

Mufer Gasket

Mufer Bolts

Spark Arrester Screen

Spark Arrester Cover

Cover Screws

1. Remove the engine cover.

2. Remove the mufer.

3. Remove the spark arrester screen

and cover.

4. Clean the screen with a stiff bristle

brush.

5. Inspect the cylinder exhaust port for

any carbon buildup.

6. Reassemble parts in the reverse

order.

If the engine becomes sluggish and

low on power, check and clean the

spark arrester screen.

IMPORTANT!

If you note excessive carbon buildup,

consult with an authorized Shindaiwa

servicing dealer.

WARNING!

Never operate the unit with a

damaged or missing mufer or spark

arrester! Operating with a missing

or damaged spark arrester is a re

hazard and could also damage your

hearing.

Mufer maintenance

Maintenance (continued)

Spark Arrester Screen Maintenance

IMPORTANT!

If a new gasket is not available and/

or the old gasket is not damaged, the

old gasket may be reused. Never use

cracked or damaged gaskets!

4. Turn adjustment screw (clockwise =

tighter, counter-clockwise = looser)

until feeler gauge is almost snug.

Back off just enough to allow gauge

to slip out with limited resistance.

5. While holding the adjustment screw

in place with the Allen driver, tighten

the locknut with a wrench.

6. Turn engine over several times, and

returnthe to TDC-compression.

Recheck with proper feeler gauge to

make sure clearance adjustment did

not change as a result of tightening

the locknut. Readjust as necessary.

7. Replace rocker arm cover gasket

to assure proper sealing and install

cover.

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