MYERS WHR, Installation And Servicing Instructions, Page: 15 / 24

15
23833A201
Fig. 13
5. Replace capacitor housing and refill motor with
Myers submersible oil. See Fig. 13 for oil level.
One inch from top of casting.
COMPLETELY DISMANTLE PUMP TO
REPLACE MOTOR STATOR AND SEAL
1. Pour oil from motor and remove capacitor
housing as described above.
2. Remove bolts from motor housing only. Do not
remove bolts that hold motor plate to volute
case. Fig. 15
3. Lift off motor housing, pry between ears to
loosen. Fig. 16
4. Remove case holding bolts and lift out rotating
unit. Pry between ears to loosen. Fig. 17
5. Hold rotor and unscrew impeller locking nut.
Turn counter-clockwise as thread is right hand.
Fig. 18.
6. Unscrew impeller, turn counter-clockwise to
loosen. Fig. 19
7. Pry off seal with screwdrivers. It is not important
if seal is damaged, as it must be replaced.
Replace both parts of seal, never one or the
other. Fig. 20.
8. Bump shaft on end with plastic hammer to push
ball bearing from lower motor plate. Fig. 21.
9. Clean seal cavity thoroughly before replacing
ceramic seal. Use grease on rubber cup of seat
and push into housing, use plastic rod to push
into place. Clean seal face to remove any speck
of dirt, and use light oil on face before installing
bellows part of seal. Fig. 22
10.If necessary to replace ball bearing, press
off in arbor press. Use strips of metal between
bearing and rotor to press off. Fig. 23. Always
press on inner race of bearing when replacing.
Fig. 14
Fig. 15