Replace Friction Clutch Assembly

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FIGURE 2-56. Bearing End Clearance

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

FIGURE 2-57. Friction Clutch Assembly Repair (Sheet 1 of 2).

TM 55-1905-223-24-5

2-43. Replace Friction Clutch Assembly

This task covers:

b. Removal

a. Inspection

c. Repair

d. Replacement

INITIAL SETUP:

Tools

Equipment Condition

Tool kit, general mechanic's

Friction clutch assembly removed

rail and marine diesel engines,

Combination wrench set,

metric 10mm to 24mm,

5120-02-046-4979

Standard puller P/N ST-647

Torque wrench (0-50 ft-lb),

5120-00-242-3264

Materials/Parts

Nonmetallic hose assembly P/N A1663A

Nonmetallic hose P/N M1292B

Clutch assembly P/N X9586B

Sleeve assembly P/N S-598

REMOVAL

a. Place friction clutch assembly (FIGURE 2-57, Sheets 1 and 2) on workbench and

support clutch housing (16, Sheet 1) on wooden blocks with INPUT END facing

upward.

b. Using a standard bearing puller, remove pilot annular ball bearing (1) from

the clutch shaft (18).

c. Remove the plain hex jam nut (10) and lockwasher (9) securing tube elbow (8)

at location (17) on clutch housing (16).

d. Push tube elbow (8) and connected nonmetallic hose assembly (5) into the

clutch housing (16).

e. Straighten the bent portion of the hub nut lockwasher (3) from the hex hub

nut (2).

f. Remove hex hub nut (2) and lockwasher (3) from clutch shaft (18). Discard

lockwasher.

g. Use a conventional gear puller with threaded legs for 5/8-11 tapped holes to

pull clutch assembly (4) from the clutch shaft (18).

2-155