White Rodgers 1F85-277 Operation, Configuration Menu, The Thermostat Buttons and Switches

OPERATION

Before you begin programming your thermostat, you should be familiar with its features and with the display and the location and operation of the thermostat buttons. Your thermostat consists of two parts: the thermostat cover and the base. To remove the cover, pull it straight out from the base. To replace the cover, line up the cover with the base and press until the cover snaps onto the base.

The Thermostat Buttons and Switches

1Raises temperature setting

2Lowers temperature setting.

3TIME button.

4PRGM (program) button.

5RUN (run program) button.

6HOLD temperature button.

7FAN switch (ON, AUTO)

8SYSTEM button (COOL, AUTO, HEAT, EMER, OFF)

The Display

9Indicates day of the week.

10Flame icon () is displayed when the system is in HEAT mode. Snowflake icon () is displayed when the system is in COOL mode. Flame icon () and Snowflake icon () are displayed simultaneously when thermostat is in AUTO mode.

11Displays “BATT” when the 2 "AA" batteries are low and should be replaced. Only “BATT” and “LO” in the minutes field are displayed when batteries are low and with no system power.

12Alternately displays current time and temperature. Dis- plays “LO” in the minutes field when batteries are low.

13The word “HOLD” is displayed when the thermostat is in the HOLD mode. “HOLD” is displayed flashing when the thermostat is in a temporary HOLD mode.

14Displays currently programmed set temperature (this is blank when SYSTEM is OFF).

15Displays “FLTR” when the system has run for the programmed filter time period as a reminder to change or clean your filter.

Figure 6 – Thermostat display, buttons and switches

16Display () when in keypad lockout mode.

17“EMER” is displayed flashing when the system is in EMER mode.

18The word “FAULT” will be displayed when there is a malfunction in the HEAT/COOL system.

19Display () when limited HEAT/COOL range is activated.

The “” icon will flash if an attempt is made to adjust the temperature beyond the limited HEAT/COOL temperature range.

20Stage1 & 2 indicators: The thermostat shall indicate when the first and second stage is energized except in emergency mode. The icon is “STG 1” for the first stage energized. The icons for the first and second stage energized are “STG1+2” located in the upper right side of the display.

The configuration menu allows you to set certain thermostat operating characteristics to your system or personal require- ments.

Set SYSTEM button to OFF, then simultaneously press

and to enter configuration menu. The display will show the first item in the configuration menu.

The configuration menu table summarizes the configuration options. An explanation of each option follows.

Press SYSTEM to change to the next menu item. To exit the menu and return to the program operation, press RUN. If no keys are pressed within fifteen minutes, the thermostat will revert to normal operation.

CONFIGURATION MENU

1)Single Stage, Multi-stage or Heat Pump System Configuration – This control can be configured for Heat Pump or two stage heat/two stage cool multi-stage opera- tion. The display indicates “MS 2” (default for multi-stage mode) in the display. The Multi-stage configuration can be

toggled to “SS1”, “HP2”, or “HP1” by pressing the or

key. In Multi-stage configuration, SYSTEM button will not have EMERgency mode.

2)Programs Per Week – This control can be configured for 7 independent day or 5/1/1/ programming or non-program- mable mode. The display indicates “7d” as default. The programs per week can be toggled to “5d” or “0d” by

pressing the or keys. With “0d” selected for non-

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