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Room Controller Configuration Setup — To con-

figure the room controller, press the Mode button for 5 sec-

onds. After 5 seconds, “10” will appear. This indicates that the

user is setting the first software configuration item. To display

the value of configuration item 10, press the Mode button

again. The value of the Heat/Cool vs Cooling only remote con-

figuration will be displayed along with the “Set Temp” icon to

indicate that the number displayed is the configuration data.

Refer to Table 7 for configuration values. To change the Heat/

Cool vs Cooling only remote Configuration, press the Up and

Down buttons. To move to the next setting, press the Mode

button again and the “10” will be displayed. Press the up button

and the display will change to “11.” Refer to Fig. 32.

The Mode button will toggle the display between the items and

the configuration value. The Up and Down buttons will change

either the index or the value, whichever is displayed at the time.

Press the Fan button to exit the Configuration Setup Mode.

This mode will exit automatically after 10 seconds of inactivi-

ty. Once a configuration value is changed, the last value

displayed will be the new configuration value for the room

controller.

NOTE: The only way to abort a configuration change is to

change the value back to its original value.

Table 7 — Room Controller Configuration Values

* Factory default.

1. Configuration Item 10: Heat Pump vs Cooling Mode

H — The Room Controller will allow and display the

following modes:

• Off

• Fan

• Auto

• Cool

•Dry

• Heat

C — The Room Controller will allow and display the fol-

lowing modes:

•Off

•Fan

• Cool

•Dry

2. Configuration Item 11: Room Thermistor Override

On — Room Thermistor Override is active. Units will be

controlled to the air temperature displayed via the Room

Controller.

Of (Off) — Room Thermistor Override is not active. All

units will be controlled to the room air thermistors located

on the units.

3. Configuration Item 12: Celsius vs Fahrenheit

C — Temperatures will be displayed in degrees Celsius.

F — Temperatures will be displayed in degrees Fahrenheit.

ITEM VALUE DESCRIPTION

H* Heat/Cool Remote

C Cooling Only Remote

Room Thermistor Override

Active.

Of*

Control and display room air

temperature at the room

controller. Room Thermistor

Override Inactive. Do not

display room air temperature

at the room controller and

control to unit room air

thermistor(s).

Temperatures displayed in

degrees Celsius.

Temperatures displayed in

degrees Fahrenheit.

NOTE: When two louvers are closed, the fresh airflow towards the adjacent room is 50% higher than when

one louver is closed (with equal static external pressure).

Fig. 31 — Pressure Drop for Conditioned Air Supply to an Adjacent Room: One Louver Closed

Supply air duct to adjacent room

Airflow (cfm)

erusserp citats lanretxE (in.wg)

100

150 200

40KMC018,024

40KMQ01824

0.18

250

0.16

0.14

0.12

0.1

0.08

0.06

0.04

0.02

40KMC,KMQ 03036

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