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ENGLISH
Polaris
®
Forza
™
Pump | Owner's Manual
Section 6. Troubleshooting
If the recommendations in this section do not solve your particular problem(s), please contact your local
dealer for service.
Symptom
Possible Cause/Solution
Motor does not start.
1. Disconnect switch or circuit breaker in OFF position
2. Fuses blown or thermal overload open. Locked motor shaft
3. Motor windings burned out
4. Defective starting switch inside single-phase motor
5. Disconnected or defective wiring
6. Low voltage
Motor does not reach full
speed.
1. Low voltage
2. Motor windings connected for wrong voltage on dual voltage model
Motor overheats (protect
trips).
1. Low voltage
2. Motor windings connected for wrong voltage on dual voltage model
3. Inadequate ventilation
Pump delivers no water
1. Pump is not primed
2. Closed valve in suction or discharge line
3. Leakage or air into suction system
4. Impeller clogged
Low pump capacity.
1. Valve in suction or discharge line partly closed
2. Suction or discharge line partly plugged
3. Suction or discharge line too small
4. Pump running at reduced speed (see above)
5. Plugged basket in skimmer or hair and lint strainer
6. Dirty filter
7. Impeller clogged
Low pump pressure
1. Pump running at reduced speed (see above)
2. Discharge valve or inlet fittings closed too much
High pump pressure
1. Discharge valve or inlet fittings closed too much
2. Return lines too small
3. Dirty filters
Noisy pump and motor
1. Plugged basket in skimmer or strainer basket
2. Worn motor bearings
3. Valve in suction line partly closed
4. Suction line partly plugged
5. Vacuum hose plugged or too small
6. Pump not supported properly
The pump is leaking water
between the motor and
pump body
1. This is caused by a damaged or failed mechanical seal. Replace the seal
Air bubbles at inlet fittings
1. Leakage air into suction line at connections or valve stem
2. Cover gasket of hair and lint strainer needs cleaning
3. Restriction in suction line
4. Low water level in pool
Section 7. Technical Data
Model
GPM
HP
RPM
Volts/ HZ
Amps
PAG100C
60
1.00
3450
115V/60HZ
9
PAC150C
70
1.50
12