TROUBLESHOOTING

 

 

 

 

 

 

Symptom

 

Possible Cause

 

Corrective

Action

 

 

 

 

 

 

 

Thermostat Setting &

 

1. Thermostat thermometer setting

 

The thermometer can be adjusted +/- 3 degrees.

Thermostat Thermometer

 

requires adjustment.

 

See Temperature Display Adjustment in the

Disagree

 

 

 

Configuration Menu section.

 

 

 

 

 

Blank Display and/or

 

1. Voltage spike or static discharge.

 

Use the Reset Operation at top of previous page.

Keypad Not Responding

 

 

 

 

 

 

 

 

 

 

 

Heat Setpoint will

 

1. The desired setpoint conflicts with the

 

Change system mode to COOL. Raise the Cool

not Respond to the

 

setpoint of the COOL mode.

 

setpoint. Return to HEAT mode and set desired

Temperature Up Key

 

 

 

temperature.

 

 

 

 

 

 

 

Cool Setpoint will

 

1. The desired setpoint conflicts with the

 

Change system mode to HEAT. Lower the Heat

not Respond to the

 

setpoint of the HEAT mode.

 

setpoint. Return to COOL mode and set desired

Temperature Down Key

 

 

 

temperature.

 

 

 

 

 

 

 

Forgot Keypad

 

 

 

CAUTION: This resets the thermostat to factory

Lockout Code

 

 

 

default settings of the configuration menu. After

 

 

 

 

performing this reset, the thermostat will require

 

 

 

 

configuration again. Be sure that you know the

 

 

 

 

required configuration settings before resetting.

 

 

 

 

With the thermostat in any mode, press and

 

 

 

 

at the same time to enter the configuration menu at

 

 

 

 

the point where the lockout code is to be entered.

 

 

 

 

Press and

 

and SYSTEM button at the same

 

 

 

 

time to reset the lockout code, unlock the keypad

 

 

 

 

and reset all configuration menu settings.

 

 

 

 

 

Why won't my 2nd or

 

 

 

Your thermostat is designed to determine the

3rd stage come on?

 

 

 

optimum time to activate the second stage. Simply

 

 

 

 

raising the temperature in heating or lowering it in

 

 

 

 

cooling will not always force the thermostat to bring

 

 

 

 

the second stage on quickly. There is a time delay

 

 

 

 

from 0-30 minutes depending on the performance

 

 

 

 

of the first stage of the system.

 

 

 

 

 

 

 

9

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Image 9
White Rodgers 1F83-277 Thermostat Setting, Thermostat Thermometer, Disagree, Blank Display and/or, Not Respond to