Jandy SFTM PRO Series Dati di installazione e di funzionamento - Pagina 11
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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.
Troubleshooting Guide
Fault Symptom
Water is not clear.
Low water flow.
Short filter cycles.
High pressure on start-up.
Sand returns to pool line.
Possible Problems
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.)
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).
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.
Small eyeball fitting in Pool/Spa.
Partially closed valve on return line.
Too large of pump, check selection.
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.)
For Technical Service call 415-382-8220, ext. 260
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