TM9-2815-202-34
4-32. OIL PUMP REPLACEMENT (Cent)
(lo)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
(19)
Remove four bolts (30) securing
scavenger pump housing (31 ) to oil
pump housing (32). Remove
scavenger pump housing.
Remove scavenger side helical gear
(33) from drive shaft (34).
Remove scavenger side oil pump
gear (35) from driven shaft (36).
Remove spacer plate (37) from drive
and driven shafts (34 and 36).
Remove driven shaft (36) and helical
gear (38) as an assembly from oil
pump housing (32).
Remove drive shaft (34) and oil pump
gear (39) as an assembly from oil
pump housing (32).
Remove two woodruff keys (40) from
drive shaft (34).
Using arbor press, remove oil pump
gear (39) from drive shaft (34).
Remove woodruff key (41 ) from drive
shaft.
Using arbor press, remove helical
gear (38) from driven shaft (36).
Remove woodruff key (42) from driven
shaft.
Remove screw (43), bolt (44), and
Iockwasher (45) securing access
cover (46) and gasket (47) to oil pump
housing (32). Discard Iockwasher and
gasket.
c. Cleanlng/inspection
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(2)
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32
WARNING
Dry cleaning solvent P-D-680 is toxic and flammable. Wear protective
goggles and gloves and use only in a well-ventilated area. Avoid
contact with skin, eyes and clothes and don’t breathe vapors. Do not
use near open flames or excessive heat. The flash point is 100”F-138°F
(38°C-500C). If you become dizzy while using cleaning solvent, get
fresh air Immediately and get medical aid. If contact with eyes Is made,
wash your eyes with water and get medical aid immediately.
Compressed alr used for cleaning purposes will not exceed 30 PSI.
Use only with effective chip guaiding and personal protective
equipment (goggles/shield, gloves etc.)
Clean all parts with dry cleaning solvent and dry with compressed air.
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Inspect scavenger pump housing, oil pump housing, and access cover for cracks or damage.
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