Repair Lubricating Oil Cooler/Filter Group.

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Repair Engine Air Starter.

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

FIGURE 3-11. Oil Cooler/Filter - Filter Element Removed.

TM 55-1905-223-24-3

3-15. Repair Lubricating Oil Cooler/Filter Group.

This task covers:

a. Disassembly,

b. Repair

c. Assembly.

INITIAL SETUP

Tools

Equipment Condition

Tool kit, general mechanic's

Filter/cooler group removed (paragraph

rail and marine diesel engines,

2-34).

Filter removed from the assembly.

Valve spring compressor tester,

Mandrel, "O" ring ST-1218

Tube bundle tester P/N 3375253

Torque wrench kit P/N 3377216

Materials/Parts

Metal cleaning solvent, Item 6, Appendix C

Alkaline solution, Item 17, Appendix C

Muriatic acid, Item 18, Appendix C

Oxalic acid, Item 19, Appendix C

Pyridene, Item 20, Appendix C

A 5% sodium carbonate and water solution,

Packing P/N 3007713

Lube oil circle cover gaskets

P/N 218245 and P/N 3010030

Lubricating oil, Item 2, Appendix C

Valve disk P/N 3018673

Helical compression spring P/N 202128

Retaining rings P/N 3006745

Helical compression spring P/N 68274

Regulator plunger P/N 127558

Filter element P/N 3021581

DISASSEMBLY

NOTE

The Full Flow Cooling (FFC) engine has an oil pressure regulator that is part of the oil

cooler and is located in the front support of the cooler (Figure 3-11). The regulator

controls the oil pressure before the oil flows through the oil filter.

3-35