TM10-4610-240-24
TM 08580C-242
TO 40W4-13-22
3-38. ELECTRIC MOTOR (R.O. PUMP) MAINTENANCE - continued.
DISASSEMBLY
a.
Remove four screws (19) lockwashers (18), conduit box cover (17), and gasket (16).
b.
Remove nut (20), ground lug (21), nut (22), and grounding stud (23).
c.
Remove four screws (15), lockwashers (14), conduit box (13), and gasket (12) from stator assembly (32).
d.
Remove four screws (27) and fan cover (26) from stator assembly (32).
NOTE
Clamp and nuts should not be removed from fan. These parts are not supplied separately.
e.
Loosen three screws (25) and pull fan assembly (29) from shaft of rotor (8). Do not remove screws, (25),
clamp (28), or nuts (24) from fan.
f.
Remove key (9) from shaft of rotor (8).
NOTE
Mark position of shield on stator assembly to aid assembly.
g.
Remove four bolts (30).
h.
Tap shield (31) with soft-faced mallet to break bond with stator assembly (32), then remove shield.
WARNING
Rotor is heavy/difficult to handle. Use two personnel when removing rotor from stator assembly.
CAUTION
Stator assembly wiring inside motor casing can be damaged by rotor or rotor shaft if rotor is not
removed carefully. Guide rotor carefully while removing it.
i.
Remove wavy washer (11) from shield (31)
j.
Remove rotor (8) through fan side of stator assembly (32).
k.
Remove four bolts (5).
l.
Tap shield (6) with soft-faced mallet to break bond with stator assembly (32), then remove shield.
m.
Using arbor press, remove bearings (7 and 10), from shaft of rotor (8).
3-208