TM 5-3895-379-23-1
0016
MALFUNCTION
V-belts Loose or Damaged.
CORRECTIVE ACTION
WARNING
Use caution while working under operator platform assembly. Falling platform may
cause injury or death.
1.
Raise operator platform (Volume 2, WP 0235).
2.
Check V-belts for damage such as cracks to belt fiber, one or more cracks 1/8 inch in depth or
50% of belt thickness, splits, grease buildup, glazed sides, and peeling (WP 0147).
3.
Attach belt tension gauge to fan V-belts (WP 0147).
4.
Correct belt tension is 80 lb (36.3 kg).
a.
If fan V-belts are damaged, replace fan V-belts (WP 0147).
b.
If belt tension is 50 lb (22.7 kg) or less, adjust alternator V-belt tension (WP 0147).
c.
If fan V-belts are not damaged or loose, go to next malfunction.
FAN
FAN DRIVE
V-BELTS
HOUSING
ASSEMBLY
FAN
FAN
BLADE
PULLEY
T0074SWR
Figure 3.
Engine Fan Assembly.