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Indicator Lamps: There are 6 indicator lamps located on the unit control panel:
• Power (amber lamp): When lit, indicates power is applied to the unit.
NOTE: The heat pump will not run when the Remote position is selected
and there is no remote control system attached.
• Water Flow (green lamp): When lit, indicates normal water flow.
• Heat Demand (green lamp): When lit, indicates the actual water temperature is below the
target water temperature.
• Compressor Delay Active (amber lamp): Under normal operation, when lit, indicates
compressor anti-short cycle timer is active. The fan will run but the compressor will be
OFF for 6 to 8 minutes.
• Defrost Active (red lamp): When lit, indicates unit is in defrost mode. Defrost mode occurs
when ice starts to form on the outside coil. The fan will continue to run but the compressor
will stay OFF (not heating) until weather conditions improve.
• Low Pressure (red lamp): When lit, indicates failure in the refrigeration circuit. When this
lamp is ON, service is required. Call the number shown in the CONTACT INFORMATION
at the front of this manual.
V. Initial Start-Up and Check
1. Verify that the Power lamp is ON and that the pool pump is running and circulating properly.
2. Verify that the control panel
Spa-Remote-Pool switch is in the Remote (OFF) position; see
the figure.
3. Turn the control switch to either Pool or Spa to turn the system ON and raise the thermostat
setting above the current water temperature. At this time the 2 green lamps should illuminate.
The fan and compressor should start up and run simultaneously.
Control panel
Indicator lamps
When any combination
of these 5 lamps is lit,
operation is normal.
When this
lamp is lit,
unit requires
service.