Fittings and Parts Cleaning
Solvents can burn easily, give off harmful vapors, and are harmful to skin and clothing. To avoid injury
or death, keep away from open flame and use in a well-ventilated area. If solvent gets on skin or clothing,
wash immediately with soap and water.
Always install dust caps on fittings after lubrication procedures.
Use cleaning compound (item 9, WP 0489 00) to clean parts. Dotted arrow points indicate lubrication on both sides of the
Do not lubricate personnel heater motor, ventilating blower motor, or auxiliary power unit air cleaner.
Lubricate at assembly by field or depot maintenance units starter, commander's cupola, fuel injector drive coupling, and driver's,
rigger's, and mechanic's hatch mechanisms.
Follow corrosion control procedures as indicated in WP 0001 00.
Oil Filter Statement
Oil filters shall be serviced/cleaned/changed as applicable, when:
They are known to be contaminated or clogged,
Service is recommended by AOAP laboratory analysis, or
At prescribed hard-time intervals.
AOAP Sampling Interval Statement
On-condition (OC) oil sample intervals shall be applied unless changed by the AOAP laboratory. Change the hard-time interval
if your lubricants are contaminated or if you are operating the equipment under adverse conditions, including longer-than-usual
operating hours. The hard-time interval may be extended during periods of low activity. If extended, adequate preservation
precautions must be taken. Hard-time intervals will be applied in the event AOAP laboratory support is not available.
Warranty Hard-Time Statement
For equipment under manufacturer's warranty, hard-time oil service intervals shall be followed. Intervals shall be shortened if
lubricants are known to be contaminated or if operation is under adverse conditions (such as longer than usual operating hours,
extended idling periods, or extreme dust).