8
Startup For Winterized Equipment
1. Remove any temporary weather protection placed
around system.
2. Follow filter manufacturer’s instructions for reactiva-
tion of the filter.
3. Inspect all electrical wiring for damage or deteriora-
tion over the shutdown period. Have a qualified ser-
viceman repair wiring as needed.
4. Inspect and tighten all watertight connections.
5. Open all valves in suction and return piping.
6. Remove any winterizing plugs in piping system.
7. Drain all antifreeze from system.
8. Close all drain valves and replace all drain plugs in
piping system.
9. Prime pump according to instructions on Page 7.
PUMP SERVICE
Pump should only be serviced by qualified personnel.
Be sure to prime pump (Page 7) before starting.
Before removing trap cover:
1. STOP PUMP before proceeding.
2. CLOSE GATE VALVES in suction and discharge pipes.
3. RELEASE ALL PRESSURE from pump and piping
system.
4. NEVER tighten or loosen clamp while pump is
operating.
To avoid dangerous or fatal electrical shock haz-
ard, turn OFF power to motor before working on
pump or motor.
If shaft seal is worn or damaged, repair as follows:
Pump Disassembly/Removing Old Seal
Disconnect power to pump
motor.
Be sure
gate valves on
suction and return pip-
ing are closed before starting
work.
Release all pressure by open-
ing all vents before starting
work.
1. Drain pump by removing
drain plugs on bottom of
pump body and trap
body.
2. Remove clamp holding
pump halves together.
3. Remove pump base mounting bolts, if used. Motor
and seal plate assembly can now be pulled away
from pump body.
4. Remove five screws and washers holding diffuser to
seal plate.
5. Remove motor canopy.
Capacitor voltage can be dangerous.
Before proceeding, short the capacitor terminals
together with a screwdriver
that has an insulated
handle.
Being careful not to touch capacitor terminals,
loosen capacitor clamp and move capacitor to one
side.
6. Hold shaft with 7/16" open-end wrench on motor
shaft flats.
NOTICE:
On models with impeller screw, remove
impeller screw (left hand thread - turn
clockwise
)
and gasket before removing impeller. Inspect gasket
for damage, cracks, etc. Replace if damaged.
7. Unscrew impeller from shaft (turn counterclockwise
when facing it).
8. Remove four screws holding seal plate to motor.
9. Place seal plate face down on flat surface and tap out
ceramic seat (Fig. 6).
10. Clean seal cavity in seal plate and clean motor shaft.
Hazardous voltage.
Can shock, burn,
or cause death.
Disconnect power
before working
on pump or motor.
Figure 6
