Owner`s manual

SPA TROUBLESHOOTING
27
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
Entire spa is inoperative.
Spa does not heat; jets and
light operate.
Display shows“ _._._._”
Jets weak or surging
Spa does not heat; jets and
light operate.
Display shows “- - - - ”
Light inoperative
• Power failure / not plugged in
• GFCI tripped
• Pressure switch is open and should be
closed
• Pressure switch senses flow through heater
even though the jet pump is off
• Spa water level too low
• Filters clogged / suction screens clogged
• Jet nozzles closed / Air valve closed
• Bad connection
• Heater high limit thermostat tripped
• System Controls
Display shows “- - - - “
(Entire spa is inoperative.)
• Check power source
• Reset GFCI; call for service if it will not reset.
• 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
• Add water
• Clean filters / Clean suction screens
• Open jet nozzles / Open air valve
• Contact an Authorized Service Technician
• 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.
• Contact an Authorized Service Technician
Problem Probable causes Solutions
Water temperature
significantly different from
display temperature. Display
shows flashing “READY”
icon.
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 (as seen on page 25).
2. Loosen the union on the top of the pump(s) (as seen on page 25) 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 SPA FROG cap.
_._._._
- - - -