Copyright© 2016 Aqua Logic, Inc. Effective date of 1/2016
Heat pump Trouble Shooting Chart
Symptoms
Check / Solution
Heat pump not
functioning
Fuses or circuit breaker
1.
OK > Temperature Control.
2.
No power > Replace fuses
Temperature Control
1.
OK > Pressure cutout switch
2.
No display > Replace control
3.
Check settings.
4.
Error code > (see page 6)
Flow Switch
1.
Pool water flow.
2.
Water flow OK > Wiring > Replace flow switch.
Pressure Cutout Switch
1.
Check condenser entering water flow and water
temperature.
2.
Check for low refrigerant pressure > Check Refrigerant
level.
3.
Liquid gauge high pressure > Check water to condenser.
4.
No water through condenser> Check water regulating
valve.
5.
Reset pressure switch.
Compressor
*Not running > Check start components > Replace compressor.
Heat pump running
but has low cooling
1.
Clean heat exchanger and or condenser.
2.
* Check compressor.
3.
* Check refrigerate running pressure levels.
4.
Check tank system requirements. Call Aqua Logic for
help.