TM 55-1905-223-24-8
REPAIR
a. Clean all parts with cleaning solvent and clean rag.
b. Inspect for rust, corrosion, excessive wear, and broken parts. Replace connecting rod (2) and cap (17), sleeve
bearing halves (1), retaining rings (5 and 2), piston pin (13), and piston (14).
c.
Discard and replace piston rings (6 through 11).
ASSEMBLY
a. Pre-lube all parts with clean lubricating oil.
b. Place bushing (3) in connecting rod (2).
c.
Place piston (14) on connecting rod (2) and push piston pin (13) into the piston.
d. Insert and seat retaining rings (5 and 12).
e. Install piston rings (6 through 11) using ring expander see (FIGURE 3-8). Make sure beveled edges are facing
same direction as before disassembly.
f.
Ensure that ring gaps are staggered when installing piston assembly (para. 2-19).
g. Insert new bearing halves (1) betwe n connecting rod (2) and rod cap (17). Ensure that bearing half with drilled
e
hole faces the connecting rod (2). Install rod cap with bolt (4), washer (15), and locknut (16) to temporarily hold
sleeve bearing halves in position until installed.
3-24
