Owner`s manual

SPA TROUBLESHOOTING
33
TROUBLESHOOTING
If your spa doesn’t seem to be working the way you believe it should, please review the “START-UP” and “OPERATION” instructions in this manual. If this doesn’t help
you correct the problem, follow the appropriate instructions below. If the problem still is not resolved, call your CALDERA dealer.
GENERAL OPERATION TROUBLESHOOTING GUIDE
Problem Probable causes Solutions
Entire spa is inoperative.
• Power failure / not plugged in
• GFCI tripped
• Check power source
• Reset GFCI; call for service if it will not reset.
Spa does not heat; jets and light operate.
Display shows“ =====”
POWER &
READY icon flashes
• Pressure switch is open and should be closed
• Pressure switch senses flow through heater even though
the jet pump is off
• Check for clogged filter. The pressure switch will reset when the flow
of water through the heater has been restored. Call for service if the
pressure switch trips frequently.
• Contact an Authorized Service Technician
READY icon flashes • Control Sensor open or shorted • Contact an Authorized Service Technician
Spa does not heat; jets and light operate.
Display shows“ ---------”
POWER &
READY icon flashes
• Pressure switch is closed and should be open • Contact an Authorized Service Technician
Jets weak or surging • Spa water level too low
• Filters clogged / suction screens clogged
• Jet nozzles closed / Air valve closed
• Add water
• Clean filters / Clean suction screens
• Open jet nozzles / Open air valve
Light inoperative
• Bad connection • Contact an Authorized Service Technician
Display shows “- - - - “
(Entire spa is inoperative.)
POWER icon flashes
• Heater high limit thermostat tripped
• Disconnect power to the spa for at least thirty seconds to reset the
heater high-limit. If tripping continues, clean the filter, then if tripping still
occurs, call for service.
After filling or refilling the spa: a jet pump is
operating, but water is not flowing from any of
its jets.
• Pump is not properly primed. 1. Turn off power to the spa at the breaker and remove the equipment
compartment door
2. Loosen the union on the top of the pump(s) (as seen on page 34) to
allow the air to escape, the hand-tighten the union(s).
3. Turn power back on, activate the pump and check to make sure
union is tight enough to keep it from leaking. Re-install pump and
equipment doors.
OR:
• Remove and reinstall the FROG cap.
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