TM 5-4320-302-14
6-16.
PISTON ASSEMBLY
This task covers.
a.
Removal
e.
Repair
b.
Disassembly
f.
Reassembly/Replacement
c.
Cleaning/Inspection
g.
Installation
d.
Replacement of Piston,
Piston Pin, Piston Rings,
or Cylinder
INITIAL SETUP
Tools
References
Shop set, automotive repair,
Para 6-15 Cylinder
field maintenance, basic
NSN 4910-00-754-0705
Para 6-17
Connecting Rod Assembly
Tool kit, master mechanics
Para 6-18
Crankshaft Assembly
NSN 5180-00-699-5273
Troubleshooting
References (Table 6-1)
Micrometer
Piston heating unit No.
139000 Malfunction 1, step 2
Piston ring plier No.
130300 Malfunction 2, steps 1 through 4
Piston ring groove gage No.
130360 Malfunction 3, step 1
Straightedge, beveled steel
Equipment
Condition
Materials/Parts
Para
Condition Description
Circlips
5-20
Cylinder head assembly removed
from engine.
Expander spring
Piston bushing
5-22
Bottom cover removed from
engine.
Piston pin
6-15
Cylinder removed from engine
Set of piston rings
and piston up on wooden
blocks.
Crocus abrasive cloth (Item 1, Appendix E)
Diesel fuel oil (Item 5, Appendix E)
Special Environmental Condition
Dry cleaning solvent (Item 16, Appendix E)
Well-ventilated area required during cleaning.
6-107
