ARMY TM 9-2805-258-14
AIR FORCE TO 38G2-89-21
NAVY NAVFAC P-8-614-14E
6-10. Crankshaft.
This task covers:
a. Removal
b. Installation
INITIAL SETUP
Tools
Equipment Condition
General Mechanics Tool Kit (Item 1, Appendix B)
Pistons and connecting rods removed (para. 6-7).
Wrench, Torque (NSN 5120-00-230-6380)
Timing cover removed (para. 5-13).
(Item 4, Appendix B)
Flywheel removed (para. 5-7).
Puller Kit (NSN 5120-00-230-6380)
(Item 4, Appendix B)
Materials/Parts
Rags, Wiping (Item 7, Appendix D)
Solvent, Drycleaning (Item 8, Appendix D)
Washer, Key, Gear to Crankshaft Nut
(NSN 5310-00-726-7690)
Seal, Plain (NSN 5330-00-073-3014)
a. R e m o v a l . (figure 6-6)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
6 - 14
Bend out tangs on Iockwasher (1).
Using spanner wrench, remove spanner nut (2), Iockwasher (1), gear (3), and key (4).
Using puller remove camshaft gear (5) and key (6) from camshaft (7).
Remove three screws (8), Iockwashers (9), and flat washers (10) securing main bearing diaphragm (11).
Remove crankshaft (12) and main bearing diaphragm (11) as an assembly.
Remove main bearing diaphragm (11) from crankshaft (12).
W A R N I NG
Drycleaning solvent PD-680 used to clean parts is potentially dangerous to personnel and
property. Avoid repeated and prolonged skin contact. Do not use near open flame or
excessive heat. Flash point of solvent is 100°F.-138°F. (38°C.6O°C.).
Clean crankshaft (12) and main bearing diaphragm (11) with drycleaning solvent and dry thoroughly.
Inspect crankshaft (12), bearings (13) and (14) and seal (15). Replace any worn or damaged
components. Refer to Table 6-2 for wear limits.
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