TM 5-5420-226-20-1
P r e v e n t i ve M a i n t e n a n c e
Item
No.
74
75
76
Interval
Semiannual
Semiannual
Biennial
C h e c k s a n d S e r v i c e s f o r M 4 8 A 5 A V L B H u l l -
Location
Item to
Check/Service
Powerplant
Roadtest
Final Drive (Left
and Right Sides)
C o n t i n u ed
Procedure
Perform out-of-vehicle engine test
run (ground hop) (page 5-25).
After engine test run, install power-
plant (page 5-14).
Perform final road test.
Drain and fill. To drain, remove
drain plug from bottom of housing.
Drain only after operation while oil
is warm. Drain into suitable contain-
er. Check magnetic drain plug for
metal shavings, After draining, clean
and install drain plug. Fill to proper
level (page 3-72).
Not Fully Mission
Capable if:
Any large metal
chips or shavings.
Change 6
3-111