Architect and Engineering Manual

AUXILIARY CONTROLS

The electronic control for the unit comes preset from the factory to control the unit how “most” customers would

prefer the unit to operate. The presets (called modes or functions) can be modified to accommodate for differences

in installation parameters or personal preferences on how the unit should operate and perform.

If the owner modifies the auxiliary controls it is then the owner that is responsible for ensuring the auxiliary controls

are set to the desired function.

Modes of the Auxiliary Control

Mode 1 – Not Applicable

Mode 2 – Not Applicable

Mode 3 – Freeze Sentinel/Heat Sentinel

Mode 4 – Constant ON Fan

Mode 5 – Not Applicable

Auxiliary Set Mode

Mode 6 – Not Applicable

Mode 7 – Fan Boost Mode

Mode 8 – All-Electric Heat (AZ95H only)

Mode 9 – Heat Boost (AZ95H only)

To change operating or setup parameters the control must be in AUX Mode. With power applied to the unit, press the

AUX SET button until the

“

”

appears on the display.

The display will look like this when entering the AUX Mode :

Aux

Set

Mode

–

While in AUX Mode, press the MODE button to scroll through the different modes. Continue to press the MODE

button until the number corresponding to the mode to be modified is showing in the first digit of the display.

Once the correct number is displayed, use the +/- buttons to change the second digit of the display for that

mode to either

“

”

for On or

“

”

for Off depending on the desired function.

When the selection for a given mode is complete press the MODE button to continue setting other auxiliary control

functions OR press the AUX SET button to confirm the selection and exit AUX SET mode.

SETTING THE AUXILIARY CONTROL

Auxiliary Controls-Aux Set Button