TM 9-2350-247-10
PREVENTIVE MAINTENANCE CHECKS AND SERVICES — Continued
0057 00
ITEM
NO.
INTERVAL
MAN-
HOUR
ITEM TO BE
CHECKED OR
SERVICED
CREWMEMBER
PROCEDURE
EQUIPMENT
NOT READY/
AVAILABLE
IF:
NOTE
If you see bubbles in the grease or if grease
looks milky, there is water in it. Notify
unit maintenance.
h. The reworked hub will have a sight glass in the
middle of the cover, a grease fitting and a relief
valve in the hub. Make sure glass is not broken
or cracked. Service grease filled hubs.
Cracked or
broken sight
glass allowing
a Class III
leak. Any
grease fitting
or relief valve
missing.
0057 00-72
