TM 5-4310-451-14
5-36. PISTON REPAIR.
This Task Covers:
a. Disassembly
c.
Assembly
b. Cleaning and Inspection
Initial Setup:
Equipment Conditions:
Materials/Parts:
áPistons removed (see paragraph 5-35)
áLubricating oil (Item 31, Appendix E)
áDry cleaning solvent (Item 38, Appendix E)
áMarker tags (Item 40, Appendix E)
Tools/Test Equipment
áTwo oil ring expanders
áGeneral mechanic’s tool kit
áTwo pin retainers
áField automotive shop set
áThree compression piston rings
áFour oil rings
General Safety Instructions:
áDry cleaning solvent is flammable and must not be used near open flame. Use only in a well-ventilated area.
áCompressed air used for cleaning purposes should never exceed 30 psi (207 kPa).
a. REMOVAL
1.
Place connecting rod (1) into vise with soft jaws.
2.
Using compression piston ring remover and installer tool, remove three compression piston rings (7, 8, and 9)
from piston (10) assembly. Discard compression piston rings.
5-109
