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Single Stage

3-wire

Zone Valve

application

Blower/Circulator

Fan Energized

Opens

Valve

(4)

Constant

24 Volt

(Com-

mon)

24 Volt

(Hot)

Cool

System

6

Y

W

C RC

CLASS II

TRANSFORMER

HOT

24VAC

NEUTRAL

120VAC

24 Volt

(Hot)

Heat

(5)

RH

G

Jumper

Closes

Valve

(6)

3-Wire (SPDT) Heat Only Zone Valve Wiring

1F85-0477

TYPICAL WIRING

AND CONFIGURATION

With thermostat in Heat, Cool or Auto, in normal operation, press the Menu button for at least 5 seconds. The display will show

item #1 in the table below. Press Menu button to advance to the next menu item. Press

or

to change an item option.

INSTALLER/CONFIGURATION MENU

CONFIGURATION MENU

Menu

Ref

.

HP SS

Press

Button

Displayed

Factory (Default)

Press

or

to

select from listed options

COMMENTS

1

1 1 MENU

Lk (OFF)

L

Selects Keypad Lockout.

(Not available on earlier models)

MENU

0

001 to 999

Selects Keypad lockout combination number

2

2 2 MENU

(MS 2)

HP 1, HP 2, SS 1

Selects Multi-Stage (MS 2 No Heat Pump),

Heat Pump 1 (HP 1, 1 compressor),

or Single Stage (SS 1), Heat Pump 2 (HP 2, 2 compressor or

2 speed compressor)

3

3 3 MENU (GAS) for SS or MS

(ELE) for HP

ELE

GAS setting: furnace controls the blower

ELE setting: thermostat controls the blower

4

4 4 MENU

CS (0)

(Disabled)

1, 2, 3, 4, 5, 6

Selects Cool Savings

Value 1 (low) to 6 (high), Value 0 Disables Feature

5

5 5 MENU

E (On)

OFF

Selects Energy Management Recovery (EMR)

On or OFF.

6

– 6 MENU

CR Heat (ME)

SL, FA

Adjustable Anticipation:

Selects heating cycle rate for MS or SS

7

6 – MENU

CR Heat Pump

(ME)

SL, FA

Adjustable Anticipation (Heat Pump) (only

when heat pump is selected in #1)

8

7 7 MENU

CR Cool (ME)

or

CR Emer (FA)

SL, FA

SL

Adjustable Anticipation: Selects the cycle rate for cooling (only

when MS 2 or SS 1 is selected in item 1.) or Selects the cycle

rate for Emergency mode and Auxiliary stage if Heat Pump is

selected in item 1.

9

8 8 MENU

CL (OFF)

CL On

Compressor Lockout Time

10 9 9 MENU

Heat Auto

Cool Off

Heat Cool Off,

Heat Off with Fan icon,

Heat Off without Fan icon

Cool Off, Auto Off

System Mode Configuration

with Automatic Changeover capability

11 10 10 MENU

dL (On)

dL OFF

Selects Display Light On or OFF

12 11 11 MENU

0

(current temperature)

1 HI, 2 HI, 3 HI, 4 HI,

1 LO, 2 LO, 3 LO, 4 LO

Adjustable Ambient Temperature Display

13 12 12 MENU

°F

°C

Selects Fahrenheit/Celsius Temperature Display

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