Time Clock Adjustment - Raypak Professional Series Installation & Operating Instructions Manual

Time Clock Adjustment

Verify that the time clock is set to permit the unit to run long enough to heat properly.
Fault Code
OFF The desired programmed temperature point is lower than 50°F (10°C).
There is a shortage of refrigerant gas in the unit or a faulty low pressure control, or the
LP
ambient air is too cold.
The unit has encountered 3 LP faults within the same call for heat and shut down the unit
LP3
for protection. If this occurs, you should call for service.
There is low water flow in the unit or a faulty high pressure control. Check water
HP
flow/backwash.
The unit has encountered 6 HP faults within the same call for heat and shut down the unit
HP6
for protection. If this occurs, you should call for service.
PSd The water temperature sensor is open or may be defective.
dSd The suction line temperature sensor is open or may be defective.
Possible causes:
• The filter is in backwash position.
• The filter pump is stopped.
FLO
• The filter is dirty.
• Shortage of water to pool pump.
• Water flow switch may be broken.
The unit has encountered 3 FLO faults within the same call for heat and shut down the
FL3
unit for protection. If this occurs, you should call for service.
FS Unit is in the defrosting cycle.
The unit has gone into the defrosting cycle 5 times within the same call for heat and shut
FS5
down the unit for protection.
COL The unit is in the cooling mode.
HEA The unit is in the heating mode.
HOT The unit has gone into a fault mode during cooling.
- - Keypad is pressing down on both buttons. Replace keypad.
Meaning of Code
Table C: Control Board Fault Codes
14