REPAIR - TM-55-1905-223-24-50279

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FIGURE 3-59. Friction Clutch Assembly (SP-214-P1)

TM-55-1905-223-24-5 Bowthruster Engine for Landing Craft Utility (LCU) NSN 1905-01-154-1191 Manual

FIGURE 3-60. Friction Clutch Assembly Repair (Sheet 1 of 2)

TM 55-1905-223-24-5

Support clutch housing (6) on a workbench with wooden blocks, clutch (INPUT END) facing upward.

REPAIR

Using a standard puller, remove pilot annular ball bearing (2, FIGURE 3-60, Sheet 1) from the clutch

shaft (35).

Remove hex hub nut (3) and lock washer (4) securing tube elbow (9) located in clutch housing (23)

opening at point (22). Push tube elbow (9) and nonmetallic hose assembly (6) nonmetallic hose (7) into

clutch housing (23).

Straighten the bent portion of the hex hub nut lock washer (4) from hex hub nut (3). Remove hex hub

nut (3) and lock washer (4) from clutch shaft (35). Discard hub nut lock washer (4).

Use a conventional gear puller with threaded legs for 5/8-11 tapped holes to pull the clutch assembly

(5, Sheet 2) from the clutch shaft.

(1)

Install conventional puller so that the threaded legs screw into holes provided in the hub and

back plate (38).

(2)

Screw down on puller jack screw so that force is applied to the clutch shaft, pulling the clutch

assembly (5) from the shaft.

Remove shaft key, (36, Sheet 1) and remove puller and clutch assembly (5) from the clutch shaft (35).

Set the clutch assembly (5, Sheet 2) on workbench with sliding sleeve assembly (50) facing upward.

Remove nonmetallic hose assembly (6, Sheet 1) by remaining nonmetallic hose (7) from tube elbow

(8) on split collar (32, Sheet 2).

Straighten and remove four cotter pins (44) from the four headed straight pins (42).

Remove four headed pins (42), eight spring washers (43) and remove the four levers (45) and sleeve

assembly (50) from floating plate (49).

Depress adjusting lock pin (47) with a screwdriver and unscrew adjusting ring (46), removing it from the

hub of the back plate (38).

Remove adjusting ring lock pin (47) and adjusting spring (48) from floating plate (49). Inspect adjusting

spring (48) for broken or bent coils. Replace as necessary.

Install adjusting spring (48) into the bore provided in the floating plate (49).

Install the adjusting lock pin (47) and depress the lock pin (47) and spring (48) with screwdriver while

installing the adjusting ring (46) on the hub and back plate (38) hub.

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