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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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TECHNICAL HELP