TM 5-4310-362-14
PISTONS, CRANKSHAFT AND CENTRIFUGAL UNLOADER MODEL 20-904 (Cont)
LOCATION/ITEM
ACTION
REMARKS
14. Crankshaft assembly (16)
Slide out of crankcase (21) as a
connecting rods (17) and
unit.
pistons (18) and oil
feeder ring (19)
15. Oil seal (20)
Drive out of crankcase (21)
Remove only if damaged or worn and
with evenly spaced blows from
replacement is necessary.
the inside.
16. Crankshaft flywheel end
Clamp in soft jaw vise.
17. Washer (22)
Remove
Steps 17-22 apply to both the high and
low pressure pistons and connecting
rods. Connecting rods must be installed
on crankshaft in the same position they
originally occupied.
18. Wrist pin (23)
Push out
19. Piston (24)
Remove
20. Connecting rod identi-
Note position in relation to
fication marks
crankshaft.
21. 2 capscrews (25) and
Remove
2 lockwashers (26)
NOTE
Keep connecting rods and
caps in matched sets.
22. Connecting rod (28) and
Remove from crankshaft.
cap (27)
Change 1 8-19
