Emerson 1F92 manual Large Lighted Liquid Crystal Display LCD, Arm Chair Programming

Models: 1F92

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press PROGRAM RUN to resume your normal program.

Large Lighted Liquid Crystal Display (LCD).

The large numbers and letters on your LCD screen make it easy to see. In low light conditions, press the button on top of the thermostat and the display will light up for three seconds. For ten minutes after pressing the light button, pressing any other button will light the display for ten seconds.

The thermostat display alternately shows the current time and the current temperature on the left side. The display also shows the temperature you have programmed or set on the right side of your screen.

Arm Chair Programming.

The thermostat uses 24 VAC power supplied by the system for normal operation. The electrolytic capacitor allows you the added convenience of programming the thermostat even when not attached to the wallplate, Attach the thermostat to the wallplate and allow the capacitor to charge for at least one hour. After the capacitor is charged you will have approximately one hour after removing the thermostat from the wallplate to configure and program the thermostat.

Thermostat Startup After Total Power Loss.

On installation, or when power is restored after a total power loss to the thermostat, your thermostat will automatically maintain a heating

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temperature of 62°F (16°C) and a cooling temperature of 85°F (29°C).

If the 24 volts from the Heating/ Cooling transformer is lost, your thermostat will lose its display in 2 minutes and may lose time in about 5 hours. This hold up time will be much shorter if the control had not been powered for at least 4 hours prior to the power outage. When power is restored, the thermostat will return to the temperatures listed above.

If this happens, set the clock and day of the week (use PROGRAM- MING steps 1 through 6 from “Entering Your Program” page 26), then select HEAT, EMER, COOL or AUTO using the SYSTEM key, and press PROGRAM RUN to resume operation with your

Features

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Emerson 1F92 Large Lighted Liquid Crystal Display LCD, Arm Chair Programming, Thermostat Startup After Total Power Loss