Jandy CS100, Installation And Operation Manual, Page: 12 / 16

Page 12
Section 8. Troubleshooting
1. For a list of common problems and solutions see
the Troubleshooting Guide below.
2. Jandy recommends that you call a qualified service
technician to do any work on the filter/pump
system. For technical service call 707.776.8200,
ext. 260.
Table . Troubleshooting Guide
Fault Symptom Possible Problems Solutions
Water is not clear. Insufficient disinfectant level.
Incorrect pool chemistry.
Heavy bathing and/or dirt loads.
Insufficient running times.
Filter is dirty.
Hole in filter element. Check and adjust disinfectant level.
Test and adjust water chemistry.
Adjust filter time and/or water chemistry.
Increase pump run time.
Clean filter per instructions.
Replace filter cartridge.
Low water flow. Filter system strainer baskets dirty.
Air leaks on suction side of pump.
Restrictions or blockage in either suction or
return lines.
Filter cartridge needs to be cleaned or
replaced.
Pool water level too low.
Pump not primed.
Pump impeller vanes blocked.
Pump operating under speed (low voltage).
Check and clean strainer baskets.
Check all connections between pool intake
and pump.
Check all lines for debris or partially closed
valves.
Clean or replace filter cartridge per
instructions.
Fill pool so level is above pump inlet line.
Fill pump with water at basket and replace lid.
Technician required.
Technician or electrician required.
Short filter cycles. Presence of algae clogging filter.
Incorrect water chemistry.
Strainer baskets not being used and/or
broken. (Allow debris into pump.)
Pump output exceeds design flow rate of
filter.
Ineffective cleaning.
Check disinfectant content.
Check pH, total alkalinity and TDS.
Replace baskets.
Check pump performance.
Clean or replace filter cartridge per
instructions.
High pressure on start-up. Small eyeball fitting in Pool/Spa.
Partially closed valve on return line.
Too large of pump.
Filter cartridge dirty. Replace with larger diameter fitting.
Check and fully open all valves on return line.
Check pump and filter selection.
Clean filter cartridge per instructions.
Dirt returns to pool. Hole in filter cartridge.
Worn o-ring seal inside filter.
Filter not assembled correctly. Replace filter cartridge per instructions.
Replace o-ring.
Reassemble filter per instructions.