Aquacal HeatWave SuperQuiet SQ120R, Operation Manual

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WATER TEMP SENSOR SHORT
or
WATER TEMP SENSOR OPEN
ISSUE
Shorted or open water sensor.
RESOLUTION
A qualified technician should replace the water sensor.
3.2 Issues and Resolutions
DANGER
Failure to heed the following will result in injury or death.
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RISK OF ELECTRICAL SHOCK FROM ENERGY STORED IN CAPACITORS - MODELS EQUIPPED
WITH VARIABLE FREQUENCY COMPRESSOR DRIVES STORE ELECTRICITY EVEN AFTER THE
POWER HAS BEEN DEACTIVATED AT THE POWER BREAKER.
Wait for 2 minutes after the shut down
of equipment before servicing.
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Deactivate power while routing wiring to control board.
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Follow all National Electric Codes (NEC) and/or State and Local guidelines.
WARNING
Failure to heed the following may result in injury or death.
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Repairs must not be attempted by untrained or unqualified individuals.
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The heat pump contains refrigerant under pressure. Repairs to the refrigerant circuit must not be attempted by
untrained or unqualified individuals. Service must be performed only by qualified HVAC technicians. Recover
refrigerant before opening the system.
NOTICE
Failure to heed the following may result in damage to equipment.
l
Service by unauthorized personnel will void the factory warranty.
Please perform the following troubleshooting.
For further assistance, please contact AquaCal. See " Contacting AquaCal AutoPilot, Inc. "
on page 1.
Blank Display
ISSUE
The Heat Pump may have an incoming power problem.
RESOLUTION
Confirm electrical power is being supplied to the heat pump from electrical disconnect(s).
Display Panel Not Responding
ISSUE
The heat pump's display panel will not respond to user input.
RESOLUTION
1. If heat pump display shows "
UNDER REMOTE CONTROL
", use the external control device to control
the heat pump.
2. If needed, check with the external controller manufacturer for further assistance using that device.
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