TM 9-2350-247-20-1
PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING
LUBRICATION INSTRUCTIONS — Continued
0128 00
ITEM
NO.
INTERVAL
MAN-
HOUR
ITEM TO BE
CHECKED OR
SERVICED
CREWMEMBER
PROCEDURE
EQUIPMENT
NOT READY/
AVAILABLE
IF:
71
Semi-
Annual
(M548A1)
Differential Oil
Drain
a. Differential oil every 150 hours, 1500 miles
(2414 km), or semi-annually. Drain only when
hot after operation. To drain, remove front hull
bottom access cover and drain cover
(WP 0337 00). Inspect drain cover and oil for
metallic particles. If metal chips are found,
notify your supervisor.
Any metal
chips are
present or
Class III oil
leaks are
found.
b. Clean and install drain cover (WP 0383 00)
Remove gauge rod from housing and add OE/
HDO oil (approximately 18 quarts) (17 liters).
Check oil level and install gauge rod.
0128 00-82
