Service Technician Maintenance; Blocked Impeller; Impeller Removal - Jandy FHPM FloPro Series Installation And Operation Manual

6.2

Service Technician Maintenance

WARNING
This pump must be serviced by a professional
service technician, qualified in pool/spa installation.
The following procedures must be followed exactly.
Improper in stal la tion and/or op er a tion can create
dangerous electrical hazards, which can cause high
voltages to run through the electrical system. This
can cause property damage, serious injury, and/
or death. Improper in stal la tion and/or op er a tion will
void the warranty.

6.2.1 Blocked Impeller

WARNING
Before servicing the pump, turn off the pump and
switch off the circuit breaker to the pump motor.
Severe personal injury, death, or property damage
may occur if the pump starts while your hand is
inside the pump.
1. Turn off the pump. Switch off the circuit breaker
to the pump motor.
2. Remove the lid and basket.
3. Look inside the pump for any debris. Remove any
debris found inside.
4. Replace the basket and lid.
5. Switch on the circuit breaker to the pump motor.
6. Turn on the pump, and see if the problem is
solved.
7. If the impeller is still blocked with debris and it
is not possible to remove the debris using Steps 2
through 4, the pump will need to be disassembled
in order to access the inlet and outlet of the
impeller.

6.2.2 Impeller Removal

WARNING
Before servicing the pump, turn off the pump and
switch off the circuit breaker to the pump motor.
Severe personal injury, death, or property damage
may occur if the pump starts while your hand is
inside the pump.
1. Turn off the pump. Switch off the circuit breaker
to the pump motor. If you are not replacing the
motor, do not disconnect the electrical wiring.
FloPro Series Pumps Installation and Operation Manual
NOTE If you are replacing the motor, Zodiac Pool
Systems, Inc. strongly recommends that a
qualified service technician or electrician
properly disconnect the electrical wiring at the
pump motor.
2. Turn off any valves to prevent pool water from
reaching the pump. Drain the water from the pump
by loosening the unions or removing the
drain plugs.
3. Using a 9/16" wrench, loosen the bolts connecting
the pump body to the motor backplate. See
Figure 7.
Bolts (6)
Figure 7. Remove the Pump Housing
4. Pull the motor and backplate out of the pump
body. Remove the pump body o-ring. The impeller
is connected to the motor shaft.
5. Using a No. 1 Phillips screwdriver, remove the
two (2) screws holding the diffuser. (The diffuser
is the cover over the impeller). Then remove the
diffuser. (See Figure 8.)
Backplate
Figure 8. Remove the Diffuser
Page 15
Pump
Body
Motor Backplate
Motor Shaft Cover
Motor
Dif fus er
Screws (2)
Dif fus er O-ring