TM 55-1905-223-24-8
2-19.
Replace Connecting Rod and Low Pressure Piston Assembly.
This task covers:
a. Removal,
b. Replacement.
INITIAL SETUP
Tools
Equipment Condition
Tool kit, general mechanic's,
Cylinder head and block assembly removed
Piston compressor,
5120-00-116-7676
Materials/Parts
Connecting rod and low pressure
Piston assembly P/N 110749
Wiping rags, Item 3, Appendix C
Lubricating oil, Item 5, Appendix C
REMOVAL
Pull low pressure piston and connecting rod assembly (2, FIGURE 2-9) from bottom of cylinder block assembly (1).
REPLACEMENT
CAUTION
Exercise care while inserting connecting rod and piston to avoid scratching cylinder wall.
a.
Insert piston (2) into cylinder (1) using the following procedure:
(1) Coat all parts with clean lubricating oil before installing. Stagger rings and pre-lube pistons.
(2) Cover connecting rod with rag to prevent scratching cylinder lining.
(3) Make sure the gaps in the rings are staggered around the piston when installing.
(4) Place piston compressor (3, FIGURE 2-10) around piston (4).
(5) Insert piston with connecting rod (5) into cylinder (6).
Change 1 2-34
