Replace/Repair Front Gear Cover Assembly.

TM 55-1905-223-24-4

3-24. Replace/Repair Front Gear Cover Assembly.

This task covers: a. Removal, b. Repair, c. Replacement.

INITIAL SETUP

Equipment Condition

Tools

Tool kit, general mechanic' rail

Power disconnected and tagged "Out of

Tool kit, general mechanic's rail

Service"

and marine diesel engines,

Coolant drained.

Radiator assembly removed

Combination wrench set,

metric 10mm thru 24mm,

V belt removed (para. 2-21).

5120-01-046-4979

Material/Parts

#10 metal screw

Drill bit, 3mm (1/8")

Seal P/N 3904353

Gasket P/N 3903475

Gear housing gasket P/N 3910500

Gasket P/N 3907836

Gasket P/N 3906693

Packing retainer P/N 3903927

Engine timing pin P/N 3903924

Warning tags, Item 21, Appendix C

Loctite, Item 11, Appendix C

Coolant, Item 4, Appendix C

REMOVAL

Remove crankshaft pulley. (FICURE 3-48)

(1) Remove four hex head screws (1) and remove crankshaft pulley (2)

FIGURE 3-48. Crankshaft Pulley.

Change 1

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