Troubleshooting Guide - Pentair CARBON FILTRATION SYSTEM 1.0 Service Manual

SYMPTOM
1. Untreated water to
service
2. The unit fails to
regenerate
If the troubleshooting guide did not resolve the unit's symptoms, please contact your local Dealer for service.

TROUBLESHOOTING GUIDE

CAUSE
1. Open bypass valve.
2. Loss of filter media
3. The valve is in regeneration.
4. Excessive water use.
5. The unit fails to regenerate.
6. Capacity of filter media is exhausted.
7. Leak between rotor and seal disk.
8. Leak at the riser tube.
9. The valve body and timer are out of
synchronization.
10. Media exhausted or consumed.
1. Faulty electrical supply.
2. The control is not set properly.
3. The drive motor is defective.
4. The flow meter is defective.
5. The computer board is defective.
6. The microswitches are defective.
SOLUTION
1. Close the bypass valve.
2. Refer to SYMPTOM #4
3. Wait for the regeneration to complete.
4. Check the frequency of regenerations.
5. Refer to SYMPTOM #2.
6. Replace the filter bed.
7. Check the rotor and seal disk; replace if
necessary.
8. Verify that the riser tube is seated correctly
and is not cracked.
9. Synchronize the valve body and timer.
10. Add or replace media
1. Check the electrical items (fuse, transformer).
2. Verify the correct regeneration schedule and
reset the control.
3. Replace the drive motor.
4. Replace the flow meter.
5. Replace the computer board.
6. Replace the microswitches.
22