TM 9-2320-365-20-1
Table 2-1. Preventive Maintenance Checks and Services (Cont)
Item
No.
Interval
Location
Item to be
Checked
or
Serviced
Procedure
Not Fully
Mission
Capable If:
25
Semiannual
PULLEY
DAMPER
Inspect pulley damper for dents.
Pulley damper is
damaged.
26
27
28
Semiannual
Semiannual
Semiannual
ALTER-
NATOR
PULLEY
ALTER-
NATOR
BRACK-
ETS
ALTER-
NATOR
DRIVE
BELTS
Inspect alternator pulley for dents, nicks, and cuts
in flanges.
a. Check for loose or cracked mounting hardware
on alternator bracket and alternator pulley.
b.
Check idler pulley for dents, nicks, and cuts in
flanges.
Check alternator drive belts for cracks, frays, and
shiny spots.
Pulley is
damaged to the
point that it
affects belt wear.
a. Alternator
bracket or idler
pulley is cracked
or loose.
b. Pulley is
damaged to the
point that it
affects belt wear.
Any drive belt
has more than
one crack 1/8 in.
(0.3 cm) in depth
or 50 percent of
belt thickness,
any fray more
than 2 in. (5.1
cm) long, or has
excessive play.
2-37
