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Set At

3

Thermostat Operation

Thermostat Operation

2

LCD Display

Glow in the dark light button

Fan Button

System Button

Temperature Setpoint Buttons

See page 6 for details about 

this display read out.

The glow in the dark light 

button will self illuminate 

for several hours after 

exposure to ambient light. 

This button turns on the 

display light when pressed.

Auto

 will cycle the fan

on only when the heating 

or cooling system is on.

ON

 will run the fan 

continuously.

L, M,

 and 

H

 may be 

selectable when the 

thermostat is in PTAC mode 

and will run the fan 

continuously at low, 

medium or high speeds.

Selects the operation mode 

on your 

HVAC 

system. 

Selecting 

HEAT

 turns on 

the heat mode. Selecting 

COOL

 turns on the cool 

mode. Selecting 

OFF

 turns 

both heating and cooling 

off. (

EM HEAT

 will appear as 

an option if operating a heat 

pump. 

EM HEAT

 setting will 

turn on emergency heat)

Press the             or          

buttons to select the 

desired room temperature. 

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