Aquacal GBB, Installation Manual

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2.2 Issues and Resolutions
DANGER
Failure to heed the following will result in injury or death.
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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.
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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.
A Front Panel Warning Indicator is Red (Select Units)
ISSUE
The Heat Pump is experiencing an incoming power fluctuation.
RESOLUTION
An electrician should check for improper electrical site conditions.
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).
If the heat pump is a 3-phase unit, a qualified technician should check for low voltage or phase loss.
1. If equipped with an ICM three-phase monitor, a qualified technician should check the display screen
located inside the unit's electrical panel.
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See " ICM Digital 3-Phase Monitor " on page 69.
2. If the issue is still occurring, contact the heat pump installer or manufacturer.
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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