Replace/Repair Valve Cover Group. (FIGURE 2-36)

TM 55-1905-223-24-4

2-37. Replace/Repair Valve Cover Group. (FIGURE 2-36)

This task covers:

a. Removal,

b. Repair,

c. Replacement.

INITIAL SETUP

Tools

Equipment Condition

Tool kit, general mechanic's rail

Engine secured and tagged "Out of

and marine diesel engines,

Service" (TM 55-1905-223-10).

Power disconnected.

Combination wrench set, metric

Remove air crossover tube (para. 2-22).

10mm thru 24mm,

5120-01-046-4979

Materials/Parts

Preformed packing P/N 3910824

Gasket P/N 3902666

Warning tags, Item 21, Appendix C

REMOVAL

a. Remove capscrew (1).

b. Remove preformed packing (2). Discard preformed packing.

Lift off valve cover (4) and gasket (3). Discard gasket.

REPAIR

Repair of the valve cover group is accomplished by replacement of preformed packing (2) and gasket (3).

REPLACEMENT

a. Install new gaskets (3) and valve covers (4).

b. Replace preformed packing (2).

Replace capscrews (1).

2-95