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TM 10-4320-342-24
2-43. OIL BOOST PUMPS REPAIR.
This task covers:
a. Removal
b. Disassembly
c. Repair
d. Assembly
e. Installation
INITIAL SETUP
Tools
General Safety Instructions
General Mechanics Tool Kit (App B, Sect III,
WARNING
Item 1)
Fuels and fuel vapors are toxic and flammable. Be
careful when working around fuel so not to come in
Material/Parts
contact. Fuel can cause injury to personnel. For
Antiseize Tape (App E, Item 6)
disposal of contaminated fuel, refer to FM 10-20.
Preformed Packing (App F, Item 16)
Equipment Condition
200/600 GPM pump assembly removed from
system (Para 2-9, TM 10-4320-342-10)
Lubricant drained from oil reservoir
(LO 10-4320-342-12)
a. REMOVAL. Refer to Figure 2-68.
NOTE
This procedure is for one of the oil boost pumps. The other pump is similar.
(1)
Open doors (1 and 2).
(2)
Disconnect electrical connector (3) from fuel boost pump (4).
(3)
Disconnect tubes (5 and 6) from oil boost pump (4).
(4)
Remove nuts (7), washers (8), bolts (9) and pump (4) from bracket (10).
b. DISASSEMBLY.
NOTE
Note position of elbow prior to removal.
(1)
Remove elbow (11) from strainer (12).
(2)
Remove adapter(13), oil lift checkvalve (14) (return pumponly) and elbow (15) from oil boost pump (4).
(3)
Remove strainer (12) and preformed packing (16). Discard preformed packing.
2-163
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