09900-20508 : ylinder gauge set
C
09900-20803 : Thickness gauge
0.05 mm
52.535 mm
0.12 mm
0.12 mm
TOOL
TOOL
CYLINDER AND PISTON INSPECTION
Check for damage or wearing of the cylinder.
Measure the cylinder I.D. both in "X" and "Y"
directions on three levels, and determine the
cylinder wear with the maximum value.
Service limit
Service limit
Examine the evenness of the cylinder top as
shown in the right figure.
Remove the carbon in the piston ring slot with a
used piston ring.
Push the piston ring into the slot, measure the
clearance between the piston ring and the ring
slot.
Service limit
Piston ring
1st
2nd
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E N G I N E
3 - 2 2
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