TM 10-4320-318-14
6-10. MAINTENANCE OF CRANKSHAFT.
This task covers:
a. Remove
c. Inspect
e. Assemble
b. Disassemble
d. Repair
f. Install
INITIAL SETUP
Tools
General Mechanics Tool Kit
(Item 1, Appendix B)
Mounting Device
(Item 10, Appendix B)
Press
(Item 3, Appendix B)
Gloves (Item 3, Appendix B)
Parts/Materials
O-rings (TM 10-4320-318-24P)
General Safetv Instructions
WARNING
Wear gloves to handle heated parts. Heated parts
may burn hands.
Equipment Conditions
Crankshaft gear and governor removed (para. 6-4).
Flywheel removed (para. 5-6).
Camshaft and timing cover removed (para. 6-3).
Connecting rod removed (para. 6-9).
a.
REMOVE (Figure 6-16).
(1) Remove support for oil seal on flywheel side as follows:
(a) Remove screws (1) and plates (2).
(b) Remove cover (3) with oil seal (4) and O-ring (5).
(2) Remove crankshaft as follows:
WARNING
Wear gloves to handle heated parts. Heated parts may burn hands.
(a) Heat crankcase (16) to 175-210°F (80-100 °C).
(b) Using press, push crankshaft (15) out of crankcase (16).
(c) Remove roller bearing (6).
(d) Remove spring washer (7).
b.
(1) Disassemble governor components as follows:
(a) Remove disc (8) and ball shell (9) from crankshaft (15).
6-26
DISASSEMBLE.
