Replace/Repair Cam Follower Housing Group

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Install the cylinder head

TM-55-1905-223-24-3 Ship s Service Generator for Landing Craft Utility (LCU) NSN 1905-01-154-1191 Manual

FIGURE 4-20. Cam Follower Lockscrews and Plugs.

TM 55-1905-223-24-3

4-12. Replace/Repair Cam Follower Housing Group

This task covers: a. Removal

b. Inspection

c. Installation

INITIAL SETUP:

Tools

Equipment Condition

Tool kit, general mechanic's rail

Cam follower housings removed,

and marine diesel engines,

para. 3-18, and push rods removed

from their sockets.

Timing tool P/N 3375522

Combination wrench set

5120-01-046-4979

Dial bore gauge P/N 3376619

Plug gauge P/N ST-195

Lever bushing block/mandrel set

P/N 3376026

Mandrel and block P/N ST-249

Machinist Measuring Set

Materials/Parts

Soap, solid cake, Item 39, Appendix C

Aluminum oxide abrasive paper

(240 grit), Item 38, Appendix C

Metal cleaning solvent, Item 6,

Engine poppet valve rocker arm

P/N 3036935, P/N 3036937

Prussian blue compound,

REMOVAL

Remove the lockscrews (1, Figure 4-20) that hold the shafts in the housing (Figure 4-20).

Remove the expansion plugs (2) from the ends of the housing.

(1)

Use a punch with a sharp point to make a hole in the center of the plugs. Hit one edge of the

plug to loosen it.

(2)

Use pliers to remove the plug.

Change 1

4-55