AUDIO PROMPTING — Each time you press a button, the thermostat will beep.

BACKLIT DISPLAY — When you press any button on the thermostat, the display is lit for approximately eight seconds (this feature works only when the thermostat is attached to the wall and 24 VAC power is present to the thermostat).

COMPRESSOR SHORT CYCLE PRO- TECTION — To protect your compressor from potential damage due to rapid cycling, this thermostat has a built-in delay of 5 minutes between cooling cycles. The blower will operate during a time delay, but the air circulated will not be cooled. The following may cause a time delay in COOL:

a)Return of power after a power outage.

b) Pressing

SYSTEM

to change operating

SWITCH

modes.

 

 

c)Pressing or to create a call for COOL too soon after a previous call.

SYSTEM INDICATOR LIGHTS — The red indicator light comes on whenever the first stage heating or cooling system is operat- ing. The yellow indicator light comes on when the second or third stages of heating or cooling are operating.

PROGRAMMABLE BLOWER CON- TROL — You may program the fan blower to run continuously during any given pro- gram period, regardless of the cycling of the heating or cooling system. During program- ming, after entering the time and tempera-

ture for the time period, press

FAN

until

SWITCH

16

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Image 16
White Rodgers 1F91-71 manual Return of power after a power outage Pressing