Hayward HP21404T Heat Pump Installation Manual - Page 18

FIGURE 16a: Heat Only User Interface Keypad Display Window: When powered is supplied to the unit, the display will either show sensor temperature (in degrees F or C) or the diagnostic code. Menu Button: Activates the On/Off, Pool, Spa, or Temperature function of the controller. Mode is confirmed with Heating Mode Indicator "On/OFF", "POL", "SPA", or "F_C". °C °F 888 x1, x2, x3, ºF/ºC x4, Pool Mode Run Indicators: Confirms the compressor ( ) or fan ( ) operation and the thermostat is controlling a demand for heat. Spa Mode Plus "+" Button: Raises the heater's set point temperature or changes parameters. Minus "-" Button: Lowers the heater's set point temperature or changes parameters. FIGURE 17a: Heat Only Function Selection Display Push the "MENU" button to display the current selection: "On/OFF", "POL", "SPA", or "F_C" will appear. When in "On/OFF" mode, push the "-" button to turn the unit off and the "+" button to turn the unit on. OFF On Push the "MENU" button (x2) until "POL" is displayed. Then use the "-" and "+" buttons to set the Pool temperature set point as shown in display. Setting temperature will place the heater in POOL mode. POL Push the "MENU" button (x3) until "SPA" is displayed. Then use the "-" and "+" buttons to set the Spa temperature set point as shown in display. Setting temperature will place the heater in SPA mode. SPA Push the "SET" button (x4) until "F_C" is displayed. Then use the "-" and "+" buttons to select °F or °C display as shown. F_ C 17 USE ONLY HAYWARD GENUINE REPLACEMENT PARTS