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TM 55-1905-220-14-8
4-18.2. SEWAGE SYSTEM VACUUM PUMP MOTOR - MAINTENANCE INSTRUCTIONS
(Continued).
LOCATION
ITEM
ACTION
REMARKS
INSPECTION (Cont)
d. Wiring
Inspect for breaks,
cracks, and broken
insulation.
e. Coupling
Inspect for damage.
SERVICE
Do not mix petroleum grease and silicone grease
in motor bearings.
NOTE
Service is probably not required. Initial lubri-
cation is adequate for up to 10 years of operation.
2.
If motor is equipped with Alemite fitting, clean
tip of fitting and apply grease gun. Use 2 to 3
full strokes on motors.
If motor is equipped with slotted head grease screw,
remove screw and apply grease tube to hole. Insert
3 to 5 inch (7.6 to 12.7 cm) length of grease string
to each hole on motors.
4-687


 


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