TM 5-6115-400-12
Water pump detail.
Figure 3-40 (1). Water pump service.
burned, oil/grease soaked belts. The fan driving belts
studs, turn pump body downward, and
furnished are a matched pair of identical length. If only
remove water pump and mounting gasket.
one belt replacement is required, both belts MUST be
Note.
replaced.
Install water pump by reversal of
b. Removal.
removal procedure. Use new gaskets
and packings. Adjust water pump
(1) Loosen the spindle clamping retaining nut
at rear of fan hub mounting bracket and
drive belt to the proper tension. Fill
loosen
locknut
securing
adjusting
cooling
system.
Check
all
capscrew that protrudes through the fan
connections for coolant leaks.
hub spindle (fig. 3-42).
3-49. Fan and Belt Guards
Refer to figure 3-41 and remove belt guards and
(2) Turn capscrew until enough slack is
fan guards.
obtained to facilitate removal of the fan
belts, then remove belts.
3-50. Fan Belts
a. General. It is important that fan and water
c. Installation.
pump drive belts be inspected frequently to make
(1) Position belts on fan hub and crankshaft
certain no oil or grease has accumulated, and that
pulley.
proper belt tension is maintained. Replace badly worn,
3-47
