TM 10-5410-228-24
NOTE
Gain access to pump coupling setscrew through access hole in C-face pump adapter.
(3)
Loosen setscrew (31) on pump coupling (32) and setscrew (33) on motor coupling (34).
(4)
Remove two screws (35), two lockwashers (36) and two flat washers (37) securing piston pump
(7) to C-face pump adapter (38). Discard two lockwashers (36).
(5)
Remove four screws (39), four lockwashers (40) and four flat washers (41) securing C-face pump
adapter (38) to AC motor (42). Discard four lockwashers (40).
(6)
Remove pump coupling (32), pump insert (43) and motor coupling (34) from shaft of AC motor
(42).
(7)
Remove pump shaft key (44) from shaft of AC motor (42).
The AC motor is extremely heavy. Use proper lifting equipment and observe all safety
practices for lifting to prevent injury to personnel.
(8)
Remove four screws (45), four lockwashers (46) and four flat washers (47) securing motor
mounting base (48) to four rubber mounts (49). Discard four lockwashers (46).
(9)
Remove motor mounting base (48) with AC motor (42) attached.
(10) Remove six screws (50), 12 flat washers (51), six lockwashers (52) and six nuts (53) securing AC
motor (42) and pump support weldment (54) to motor mounting base (48) and remove AC motor
(42). Discard six lockwashers (52).
(11) Remove sixteen screws (55), 32 flat washers (56), sixteen lockwashers (57) and sixteen nuts (58)
securing four rubber mounts (49) to interior frame assembly (17). Discard sixteen lockwashers
(57).
To prevent injury to personnel, always wear eye protection when drilling.
Make sure drill bit has a drill stop to prevent the drill bit from exceeding a depth of one inch.
(12) Drill out 43 rivets (59) securing the exterior frame assembly (20) to the ECV compartment and
remove exterior frame assembly (20).
c.
Assembly (Refer to Figure 3-2)
NOTE
Reference TM 10-5411-224-14 for general repair procedures using rivets.
(1)
Secure exterior frame assembly (20) to the ECV compartment with 43 rivets (59) (Item 80, Appx
(2)
Secure four rubber mounts (49) to interior frame assembly (17) with sixteen screws (55), 32 flat
washers (56), sixteen new lockwashers (57) (Item 18, Appx E) and sixteen nuts (58).
(3)
Secure AC motor (42) and pump support weldment (54) to motor mounting base (48) with six
screws (51), 12 flat washers (52), six new lockwashers (53) (Item 21, Appx E) and six nuts (54).
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