Disassembly. - TM-55-1930-208-240211

TM 55-1930-208-24

3-51. SPEED REDUCER - Continued.

b. Disassembly.

(1) Refer to figure 3-103 and remove ten screws (4), ten lockwashers (5), and cover (6).

(2) Remove fan (7) and baffle (8).

(3) Remove four bolts (9) and cage (10). Remove seal (11) and ring (12).

(4) Remove thirteen bolts (13), thirteen lockwashers (14), and remove high speed head assembly.

(5) Mount head assembly in an arbor press with the bevel pinion up. Wrap shim stock around shaft extension

and key to prevent damage to shaft.

(6) Hold shaft with a wrench and remove nut (15).

(7) Apply heat to bevel pinion ; press shaft (16) from pinion gear (17) and remove keys (18 and 19).

(8) Press bearings (20) and slinger (21) from shaft. Remove head (22) and shim (23).

NOTE

Wire shims to head for reference when reassembling speed reducer.

(9) Remove eight bolts (24), eight lockwashers (25), cover (26), and shim gasket (27).

(10) Remove eight bolts (28), eight lockwashers (29), cover (30), and shim gasket (31).

(11) Remove eight bolts (32), eight lockwashers (33), cover (34), and shim gasket (35).

(12) Remove breather (36) and dipstick (37).

(13) Remove six bolts (38), six lockwashers (39), and oil distributor (40).

(14) Remove thirteen bolts (41) and thirteen lockwashers (42). Attach two eye bolts to cover. Attach a sling to

the eye bolts. Attach a lifting device capable of lifting 150 lbs (68.20 Kg) and remove cover (43).

(15) Remove eight bolts (44), eight lockwashers (45), cover (46), and shim gasket (47).

(16) Remove eight bolts (48), eight lockwashers (49), cover (50), and shim gasket (51).

3-174