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4.2 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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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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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.
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).
Circulation Pump Won't Activate
ISSUE
A circulation pump controlled by the heat pump will not activate as needed.
RESOLUTION
1. Confirm circulation pump is included in any group that requires it. See "
2. Confirm the group containing the circulation pump has an appropriate schedule. See "
3. Confirm the schedule mode is set to "AUTO" and the scheduled program mode is set to "ON". See
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Summary of Contents for TropiCal T170
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