TM 10-4610-239-24
TM 08580B-24/3
REMOVAL.
a.
Remove three bolts (1) and lockwashers (2). Discard lockwashers.
WARNING
The R.O. pump assembly sheave is heavy. Two people are needed to lift it
to prevent personal injury or damage to the equipment.
b.
Install three bolts (1) in threaded holes in sheave (3) and screw in alternately until sheave is off
hub (4). Remove three bolts from threaded holes.
c.
Loosen setscrew (5) and, using wheel puller, remove hub (4) from pump shaft (6).
d.
Remove key (7).
INSPECTION.
a.
Inspect sheave and hub for cracks or other damage. Replace as required.
b.
Inspect loose hardware for damage. Replace as required.
INSTALLATION.
a.
Apply light engine lubricating oil to pump shaft (6).
b.
Align key slots, position key (7) in slots, and press hub (4) onto pump shaft (6).
c.
Tighten setscrew (5) until snug.
d.
Align R.O. pump sheaves. Refer to paragraph 2-130.
2-305
