Pump Disassembly/Removing Old Seal
WARNING
—
Always disconnect power to the pool pump at the circuit breaker and disconnect the communication
cable before servicing the pump. Failure to do so could result in death or serious injury to serviceman,
pool users or others due to electric shock.
Read all servicing instructions before working on the pump.
WARNING
—
DO NOT open the strainer pot if pump fails to prime or if pump has been operating without water in
the strainer pot. Pumps operated in these circumstances may experience a build up of vapor pressure
and may contain scalding hot water. Opening the pump may cause serious personal injury. In order
to avoid the possibility of personal injury, make sure the suction and discharge valves are open and
strainer pot temperature is cool to touch, then open with extreme caution.
CAUTION
—
Be sure not to scratch or mar the polished shaft seal faces; seal will leak if faces are damaged.
Required tools:
•
½ inch open end wrench.
•
7/16 inch open end wrench.
•
Flat blade screwdriver.
1. Release all pressure by opening all vents
before starting. Be sure gate valves and
return piping are closed.
2. Drain the pump by removing the drain
plugs on the bottom of the pump body and
trap
body.
3. Be sure there is no pressure in the trap body.
Remove the cover (unscrew by turning the
handle
ring).
4. Remove the clamp holding the pump halves together. The motor and seal plate assembly can
now be pulled away from the pump body.
5. Remove
the
fi ve screws and washers holding the diffuser to the seal plate. Remove the diffuser.
6. Hold the shaft with a 7/16” open-ended wrench on the motor shaft fl ats.
7. Unscrew the impeller from the shaft (turn counter-clockwise when facing it).
Note: On models with an impeller screw: Remove the impeller screw (left hand thread - turn
clockwise) and gasket before removing the impeller. Inspect the gasket for damage, cracks, etc.
Replace if damaged.
8. Pull the rotating member of the seal off the impeller sleeve - Clean the sleeve.
9. Remove the four screws holding the seal plate to the motor.
10. Place the seal plate face down on fl at surface and tap out the ceramic seat.
11. Clean the seal cavity in the seal plate and clean the motor shaft.
Note: Before installing this product, read and follow all warning notices and instructions on page ii.
IntelliPro
®
Variable Speed Pump Installation and User’s Guide
31
Seal Plate
O-Ring
Diffuser
Impeller Screw
Motor Bolts (4x)
Impeller
(not shown)
O-Ring
