Page 11
Troubleshooting Guide
Fault Symptom
Possible Problems
Water is not clear.
Insufficient disinfectant level.
Incorrect pool chemistry.
Heavy bathing and/or dirt loads.
Incorrect flow.
Insufficient running times. (Increase pump run time.)
Filter is dirty. (Backwash per instructions.)
Low water flow.
Check strainer baskets for debris.
Check for air leaks on suction side.
Check for restrictions or blockage in either suction or return lines.
Filter needs to be backwashed.
Pool water level too low.
Pump not primed.
Pump impeller vanes blocked.
Strainer baskets not being used and/or not being cleaned regularly.
Pump operating under speed (low voltage).
Short filter cycles.
Presence of algae, check disinfectant content.
Check pH and total alkalinity.
Pump output exceeds design flow rate of filter, check pump
performance.
Ineffective backwash, check conditions.
High pressure on start-up.
Small eyeball fitting in Pool/Spa.
Partially closed valve on return line.
Too large of pump, check selection.
Sand returns to pool line.
Check that connections into multiport valve are correct.
Check for damaged or leaky drain plug.
Verify that it is filter sand that is returning to the pool. It may be
an external source.
Broken Laterals. (Call for service.)
SECTION 8.
Troubleshooting
8A. Troubleshooting
1.
Teledyne Laars/Jandy Products recommends
that you call a qualified service technician to do
any work on the filter/pump system. For
technical service call 415-382-8220, ext. 260.
For Technical Service call 415-382-8220, ext. 260
