Table 3-6. Oil Pump Shaft Limits

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ASSEMBLY

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

REPLACEMENT

TM 55-1905-223-24-3

Table 3-6. Oil Pump Shaft Limits - Inch (mm)

Minimum

Maximum

Oil Pump

Drive Shaft

0.855

0.875

Protrusion 1

(21.72)

(22.22)

Idler Shaft

0.720

0.740

(18.29)

(18.80)

Protrusion 2

0.0002

0.0005

(0.05)

(0.13)

FIGURE 3-51. Limits.

Apply clean lubricating oil to the gears, bushings, and shafts.

h. Install plunger (6), spring (5), plug (4), cap (3), washer (2), and capscrew (1) into the pump body (31).

Tighten the capscrew (1) to 30 to 35 ft-lb (41 to 47 N.m) torque.

Install the cover (16) with capscrew (17) and gasket (15) to the pump cover (14). Install cover (14) with

capscrews (21). Hit the cover lightly with a rubber hammer to push the cover onto the dowels. Install

the

capscrews (17) and lockwashers so that the cover is held to the body. Tighten the capscrews to 30-

35 ft-lb

(41 to 47 N ) torque. Turn the gears to make sure they move freely in the pump.

REPLACEMENT

Install new gasket (32, Figure 3-51) onto the mounting flange of the oil pump,

b. Position the pump onto the mounting hole in the, cylinder block. Make sure that the gear teeth of the

pump align with the camshaft gear teeth.

3-98