TM 5-3805-248-23-2
PISTON AND CONNECTING ROD MAINTENANCE
THIS WORK PACKAGE COVERS
Removal, Disassembly, Cleaning, Inspection, Assembly, Installation
INITIAL SETUP
Materials/Parts
Maintenance Level
General Support
Tools and Special Tools
Tool kit, general mechanic's (Item 113, WP 0338
Shop equipment, machine shop: basic (Item 104,
Bearing, pin (6)
Ring, piston (12)
Ring, oil (6)
Personnel Required
Two
Plate, intermediate, friction clutch (Item 70, WP
References
Plate, intermediate, friction clutch (Item 71, WP
14 3/4 x 3NF bolts
TM 5-3805-248-10
Washer, copper 3/4 in.
Equipment Condition
Dowel, wood
Fine wire
Gage, bore
Tool, groove cleaning
REMOVAL
CAUTION
Ridge reamer must NOT be used to remove the carbon ridge at top of cylinder wall. If necessary to
remove the carbon ridge from cylinder liner, install new piston, liner, rings, retainers, gasket, rod, and
pin. Refer to WP 0342 00 if liners require replacement.
To prevent warping plate, tighten bolts twice, to specified torque. Copper washers must be used to pre-
vent damage to plate.
NOTE
The following maintenance procedure is for one piston and connecting rod set. The maintenance proce-
dure for the remaining piston and connecting rod sets is identical.