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Assembly: ah231, Hour maintnenace – Shindaiwa 63848-94010 User Manual

Page 12

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AH231_10

AH231_12

AH231_11

Assembly: AH231

Disconnect the spark plug boot

and loosen the three engine cover

screws (top screw is captive)

Remove the Cylinder Cover.

1. Remove the spark plug boot.

2. Loosen the three cylinder cover

screws, and then lift off the cylinder
cover.

Connect the Throttle Cable.

Install the black wire between the
two cable adjusters.

Connect the

throttle cable

Cable

Adjuster

Ignition

Ground

Lead

3. Connect the S-shaped end of the

throttle cable to the throttle lever
on top of the carburetor.
See Figure 9.

1. Loop the ribbed cable tube to the

top left side of the engine.

2. Install the black wire between the

two cable adjuster nuts as shown in
Figure 8.

Top

Engine

Cover

Screw

Lower Engine

Cover Screws

Allen

Wrench

Figure 7

Figure 8

Figure 9

11

ASSEMBLY

23139

135-hour Maintnenace

Every 135 hours of operation,
remove and clean the muffler.

4. Remove the two 5 mm muffler

screws. Remove the lower muffler
screw, then lift the muffler assem-
bly from the engine.

5. Remove the rear muffler shield bolt

and, while noting the orientation of
parts, separate the muffler shield.

6. Remove the spark arrester screen

and clean with a stiff bristle brush.

7. Gently tap the muffler on a wood

surface to dislodge any loose
carbon.

8. Inspect the cylinder exhaust port

for carbon buildup.

9. Reassemble the muffler in the

reverse order of disassembly.

Forward

Muffler

Shield

Lower Muffler

Screw

Catalyst

Muffler

5 mm Muffler

Screws

Rear Muffler

Shield

Spark

Arrester

Screen

Rear

Muffler

Shield Bolt

Figure 31

IMPORTANT!

If you note excessive carbon buildup,
consult your servicing dealer.

1. Remove the spark plug boot.

2. Loosen the two 4 mm engine cover

screws (located at the top of the
recoil housing).

3. Loosen the 5 mm engine top cover

screw (the screw is captive) and lift
the cover from the engine.

WARNING!

Never operate the unit with a
damaged or missing muffler or
spark arrester! Operating with
missing or damaged exhaust
components is a fire hazard and
could also damage your hearing.

24

MAINTENANCE

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