Piston Ring Gap Inspection - Mitsubishi K3G Manual

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1·09 PISTON AND CONNECTING ROD
1111 Inspection
Repair or replace the parts if necessary.
Wear, burns,
scores, and worn
ring grooves
I . Piston Ring Gap Inspection
Using a piston,
cylinder squarely and measure the ring gap with a
feeler gauge. Replace the piston ring if the gap
exceeds the service limit.
Caution
• The ring must be fitted to the diameter at the lower
limit of ring travel which has the minimum diame­
- ter.
e When replacing the rings,
rings for the piston.
•
Worldwide Parts Source LLC
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Dam,", weac,
.- and ring gap
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Wear (Large engines
only)
push the piston ring into the
use correct sized new
Phone: 269 673 2313
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Piston Ring Gap
Piston ring gap
Description Standard value
No. I
2
No.
Oil ring
Email: Parts@WwPartsSource.com
-56-
---- � - Bend, twist, and
big-end thrust
elearance
-
Scuff, burns, flaking off,
melting, and oil clearance
Service limit
o.
2 0. 4
"-'
I. 5
o.
3"-'0. 45