79

79



ENGINE OVERHAUL

_Inspection (Cont'd)—

PISTON TO CYLINDER WALL CLEARANCE

1. Measure piston diameter.

Piston diameter "H":

Refer to S.D.S.

Measuring point "L":

9 mm (0.35 in)

2. Check that piston clearance is within the specification.

Piston clearance:

0.023 - 0.043 mm (0.0009 - 0.0017 in)

MEASURING PISTON-TO-CYLINDER CLEARANCE

When pulling feeler gauge straight upward, measure the extracting force.

Feeler gauge thickness:

0.04 mm (0.0016 in)

Extracting force:

4.9 - 14.7 N (0.5 - 1.5 kg, 1.1 - 3.3 Ib)

SEM55C

Flywheel Runout-

about 180 to 220°C (356 to 428° F).


’ - . -


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