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TM 5-4320-308-13
4-19.
INSPECT/REPAIR/REPLACE PISTON
This task covers:
a.
Removal
c.
Cleaning
e. Repair
b.
Disassembly
d.
Inspection
f. Assembly
INITIAL SETUP
Tools
Equipment
Condition
Gudgeon pin extractor
Para
Condition Description
614 957 00
Piston ring pliers
4-18
Cylinder removed from engine.
612 090 00
Materials/Parts
General Safety Instructions
Diesel fuel oil (Item 2, Appendix E)
Well-ventilated area required.
Dry cleaning solvent (Item 9, Appendix E)
REMOVAL:
CAUTION
When removing piston, make sure piston or connecting rod does not knock
against crankcase. This could result in serious damage to piston or connecting
rod.
1
Remove and discard circlip (1)
2
Press out gudgeon pin (2) far enough to remove gudgeon pin and piston (3) from connecting rod (4).
3
Remove piston (3) and gudgeon pin (2).
4
Remove and discard circlip (5).
4-53
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