TM 10-4610-241-24
TO 40W4-13-42
3-43. ELECTRIC MOTOR (R.O. PUMP) REPAIR (MODELS WPES-10, WPES-20 AND WPES-30) - continued.
b.
Disassembly.
(1)
Remove four screws (5) and fan cover (6) from casing (20).
NOTE
(2)
(3)
Clamp (10), screws (9) and nuts (8) should not be removed from fan.
Loosen three screws (7) and pull fan (9) with attached clamp (10) from shaft of rotor (14).
Remove key ( 11) from shaft of rotor (14).
NOTE
Marking relative positions of casing and brackets will facilitate installation. Be sure to
transcribe markings to replacement parts if defective parts are to be discarded or turned
in to Supply.
(4)
(5)
(6)
Scribe a line across junctions of casing (20) and brackets (13 and 16).
Remove four bolts (12).
Tap bracket (13) with soft-faced mallet to break bond with casing (20). Then remove bracket.
WARNING
Rotor is heavy/difficult to handle. Use two personnel when removing rotor from stator
assembly.
CAUTION
(7)
(8)
(9)
(10)
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,
Remove rotor (14) from fan side of stator (21).
Remove four bolts (15).
Tap bracket (16) with soft-faced mallet to break bond with casing (20), then remove bracket.
Remove seal (17) from bracket (16).
3-238 Change 1
