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 TM 5-2805-261-13
LOCATION/ITEM
ACTION
REMARKS
5-10. CRANKSHAFT AND PISTONS DISASSEMBLY/ASSEMBLY - continued
19. Crankcase head
Install on crankshaft.
assembly (2)
20. Snap ring (1)
Install.
Use retaining ring tool 303859.
21. Key (11)
Install in keyway.
CAUTION
Be sure of installing the cor-
rect bearings and bearing
caps on the correct connect-
ing rods and crankshaft
journals.
22. Needle bearings (14)
Install one half of set in
and retainer (13)
connecting rod.
23. Piston connecting rod
Install on crankshaft
Smear a little heavy grease in connecting rod. Place
bearing assembly
journal.
retainer half in con rod and install 6 needles. Bring
rod up to crankshaft. Using grease to hold needles,
24. Needle bearings (14)
Place bottom half on crank-
place two end needles in position. Put other retain-
and retainer (13)
shaft journal and install
ing half in place and install remaining needles. Put
bearing cap.
rod cap in place and install screws finger-tight.
Then install bearings in other rod the same way.
25. Capscrews (23)
Install and tighten to a
torque of 29-31 lb. ft.
(40-42 N ).
m
INSTALLATION
1.
Piston and connecting
Install in cylinder block.
rods assembly
NOTE
Lubricate cylinder walls and
pistons before installation. Use
ring compressor 326592 to
compress piston rings.
2.
Follow steps 23-29,
CAUTION
Rods and caps have fracture
joints that must match per-
fectly. Snug rod cap screws
and feel machined surface of
rod with finger nail. If align-
ment is not perfect, tap rod
cap lightly with a mallet from
several directions and snug
screws again when alignment
is correct, torque screws to
29-31 ft. lb. (40-42 Nm).
5-35
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