Hayward HP21404TC HeatPro_Square_Manual_Rev_G_5148 - Page 19
Heat Only
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Heat Only USER PANEL AND KEYPAD INPUTS: The control accepts user inputs via the keypad on the user panel. Display Window When power is supplied to the unit and the display will either show sensor temperature (in degrees F or C) or the diagnostic code. Plus "+" Button Raises the heat pump temperature set point. Minus "-" Button Lowers the heat pump temperature set point. Menu Button Activates the On/Off, Pool, Spa or Temperature unit function of the controller. Mode is confirmed with Heating Mode Indicator "On/Off", "POL", "SPA" or "F_C". Run Indicators Confirms compressor (flames) and/or fan operation (blades) and the thermostat is controlling a demand for heat. FUNCTION SELECTION 51300003301G Figure14a: Heat Only User Interface Keypad USE ONLY GENUINE REPLACEMENT PARTS 19