White Rodgers 90 manual Orientation, The Thermostat Buttons

ORIENTATION

THE THERMOSTAT BUTTONS

See inside front cover for illustration showing button locations.

1(Blue arrow) Lowers temperature setting (45°F or 7°C minimum)

2(Red arrow) Raises temperature setting (99°F or 37°C maximum)

3The multi-color indicator glows: green for 1st stage, yellow for 2nd stage, red for emergency heat and flashing red for malfunction condition in system.

4This button (on top of the cover) lights the display.

5Used to initiate or review thermo- stat programming or advance to next program period in programming mode.

6Used with TIME FWD /TIME BACK to set the clock.

7Used to adjust the time backward, or to select the previous menu item.

8Used to adjust the time forward, or to select the next menu item.

9Used with TIME FWD /TIME BACK to set the current day.

10Used to advance operation to the next program period or advance to the next day in programming mode.

11Used to manually override

programming to hold at a selected temperature.

12Used to enter and configure the VACATION mode.

13Selects fan operation (see The Display 21 ). This button is also used to program the fan to run continuously during a program period.

14Used to set the filter change-out time, or to reset the filter change timer.

15Sets the system mode (HEATing, EMERgency, OFF, COOLing, or AUTOmatic changeover).

16Used to adjust the clock one hour forward or back.

17Used to start or return to program operation.

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