TM 10-4320-344-24
Use extreme caution when handling heated components. Heated components can
cause severe burns.
a .
Using piston heater (Figure 4-24, 1) heat piston (Figure 4-25, 1) to 176°F
(80° C).
Figure 4-25. Piston and Connecting Rod Assembly, Models 609-C and US636HCCD-1.
b.
Remove two retaining rings (2) and piston pin (3) from piston (1).
c .
Remove piston (1) from connecting rod (4).
When removing pistons and connecting rods, do not mix parts. Keep connecting
rod, cap, bearings, and piston together. Failure to obey this caution may
result in damage to equipment.
d .
Remove two cap screws (5), connecting rod cap (6), and outer bearing (7). Tag
components with cylinder number.
e .
Remove connecting rod (4) and upper bearing (8). Tag components with cylinder
number.
f .
Remove piston rings (9) and expander spring from piston (1).
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