Heat Pump Not Running; Heat Pump's Tripping Breaker; Heat Pump Won't Shut Off - Aquacal TropiCal T170 Operation Manual

Heat Pump Not Running

ISSUE
The heat pump will not run.
RESOLUTION
1. Confirm equipment is receiving power. Is the heat pump display illuminated?
If not, confirm the main breaker (located at the power supply panel) and the disconnect switch (located
l
near the heat pump) are both turned on.
If the display still does not illuminate, it is recommended that the heat pump installer or electrician
l
confirm the heat pump is receiving power.
2. Confirm correct mode is selected.
See "Activate HEAT Mode, COOL Mode, AUTO Mode, or Deactivate Equipment" on page 7.
l
3. Confirm thermostat is set correctly.
When heating the water is desired, the thermostat should be set above the current water temperature.
l
When cooling the water is desired, the thermostat should be set below the current water temperature.
l
See "Set a desired temperature (setpoint) for the heat pump to activate" on page 7.
l
4. If an error code is displayed, diagnose and correct the cause of the code.
See "Fault Codes" on page 57.
l
5. If the heat pump is using an external controller, the heat pump may not be set correctly to accept the
controller's signal.
See "Operating Heat Pump (With an External Controller)" on page 29.
l

Heat Pump's Tripping Breaker

ISSUE
The heat pump breaker(s) keeps tripping.
RESOLUTION
®
1. If AquaCal
heat pumps have been connected using a multiple heat pump configuration, the configuration
may be incorrect. Please confirm settings or contact installer of equipment.
2. Have an electrician confirm breakers are correct type, in good condition, and properly sized for the heat
pump.

Heat Pump Won't Shut Off

ISSUE
The heat pump will not deactivate.
RESOLUTION
PLEASE NOTE
When the heat pump is set to off, the display will show the current water temperature
or no water flow indicator.
1. Confirm the correct mode has been set on the heat pump.
See "Activate HEAT Mode, COOL Mode, AUTO Mode, or Deactivate Equipment" on page 7.
l
2. Confirm the heat pump has reached the desired temperature set on the thermostat. The heat pump will
continue to run until the set temperature is reached.
See "Set a desired temperature (setpoint) for the heat pump to activate" on page 7.
l
3. If the heat pump is using an external controller, it may not be set correctly. See the external controller's
manual.
Page - 65