6
Service
4. With lapped surface of seal’s
rotating member facing outward,
slide over shaft using a seal tool,
being carefull not to damage seal
face. Make sure spring is seated in
retaining ring and spring is lined up
on rotating member and not cocked
or resting on bellows tail.
Motor:
5. Slide rotor/shaft with bearings and
seal parts into seal plate until bearing
seats into seal plate. Install snap ring
into seal plate.
6. Lower housing while stringing
motor leads through the cord entry
bore, with motor stator onto seal
plate.
7. Place screws with washers through
housing into seal plate and torque to
60 in/lbs.
Motor:
5. Slide rotor/shaft with bearings and
seal parts into seal plate until bearing
seats into seal plate. Install snap ring
into seal plate.
Power Cord:
8. Check power cord for cracks or
damage and replace if required.
Reconnect motor leads.
9. Place power cord with nylon
housing, ring, washer and gland nut
into housing and tighten gland nut
to 17.5 ft/lbs.
Impeller, V-ring and Volute:
10. Position v-ring into seal plate until
seated.
11. Clean the threads with thread
locking compound cleaner. Apply
removable Loctite® 242 or equivalent
to shaft threads. Screw impeller onto
the shaft hand tight while using a
screwdriver in the slot at the end of
the shaft to hold it stationary. Rotate
impeller to check for binding.
12. Position gasket on volute flange
and position impeller and motor
housing assembly on volute.
13. Place screws into volute and
torque to 11 ft/lbs. Check for free
rotation of impeller.
14. Refill with cooling oil.
Shaft Seal:
2. Clean seal cavity in seal plate and
oil. Press seal’s stationary member
firmly into seal plate, use a seal tool
or pipe. Nothing should come in
contact with the seal face except the
seal tool. Be sure the stationary is in
straight.
3. Place seal’s retaining ring, spring
onto shaft. Lightly oil (Do not use
grease) shaft and inner surface of
bellows.
Bearings:
1. Press bearings and onto shaft.
IMPORTANT! - All parts
must
be
clean
before
reassembly. Handle seal
parts with extreme care. DO NOT
damage lapped surfaces.
4
Reassembly
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