Aquacal AutoPilot SP05, Installation Manual

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Heat Pump Not Running
ISSUE
The heat pump will not run.
RESOLUTION
1. Confirm equipment is receiving power. Is the heat pump display illuminated?
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If not, confirm the main breaker (located at the power supply panel) and the disconnect switch (located
near the heat pump) are both turned on.
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If the display still does not illuminate, it is recommended that the heat pump installer or electrician
confirm the heat pump is receiving power.
2. Confirm correct mode is selected.
3. Confirm thermostat is set correctly.
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When heating the water is desired, the thermostat should be set above the current water temperature.
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When cooling the water is desired, the thermostat should be set below the current water temperature.
4. If an error code is displayed, diagnose and correct the cause of the code.
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See " Fault Codes " on page 63.
5. If the heat pump is using an external controller, the heat pump may not be set correctly to accept the
controller’s signal.
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.
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See " Connecting Multiple Heat Pumps (Primary / Secondary) " on page 41.
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.
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.
3. If the heat pump is using an external controller, it may not be set correctly. See the external controller's
manual.
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