DISASSEMBLE HYDRAULIC MOTOR

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DISASSEMBLY

TM-55-1905-222-14 Landing Craft Mechanized (LCM-8) (ROHR and Gunderson Models) (1905-01-284-2647 AND 1905-01-284-2648) Manual

REPAIR

TM 55-1905-222-14

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REPAIR BILGE PUMP/HYDRAULIC MOTOR ASSEMBLY (Continued).

2. DISASSEMBLE HYDRAULIC MOTOR

a. Remove shaft drive key (30) from the shaft (31).

b. Remove four screws (32) from the face of the

mounting flange (33). Remove mounting flange

(33).

c. Remove shaft dirt seal (34), high pressure

shaft seal (35), 'O' ring (36), retainer rings (37),

thrust bearing (38) and washers (39).

d. Remove six screws (40), and lockwashers (41)

securing the front bearing housing (42) to the

motor body (43).

e. Separate front bearing housing (42) from

motor body (43); remove body and housing 'O'

rings (44 and 45).

Remove four locating dowels (46) from the

gerotor housing (47).

g. Remove gerotor drive key (48) and gerotor (49).

h. Remove retainer rings (50 and 51). Do not

remove roller bearings (52 and 53) from shaft

(31). If not defective.

Remove end plug (54) and 'O' ring (55) from

motor body (43).

Remove two check valve plugs (56), spring (57)

and check valve poppets (58) from the motor

body (43).

k. Remove external drain plug (59) from motor

body (43).

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