Honeywell Heat/1Cool - T841A1563 Premier 2 Stage Thermostat User Manual page 86

MAGIC CHEF
"PE" SERIES EQUIPMENT
Existing
Function
Terminals
Common
C
Power
R
Compressor
Y
1st Stage
–
Heat
Aux. Heat
W
Fan
G
C/O Valve
–
Heat
C/O Valve
O
Cool
System Monitor/
X1
System Defrost
EM. Heat
E
Multiple Aux.
–
Heat Loads
LED Indication
–
2nd Stage
Compressor
–
Configure O/B (select models) in Installer Setup.
Both first stage heat and cool are connected to Y terminal.
Terminal is for multiple second stage loads such as contactors, sequencers,
or relays.
If provided on original equipment.
Relay (typically R8222B1067) required if outdoor section has reset shunt
relay and malfunction light indication is desired on thermostat. See page 11.
Terminal C (X) must be connected to transformer common.
Do not remove factory-installed jumper.
70-6627 • 84
Electromechanical
X X X
R R R
Y Y Y1
– W1 W1
W2 W2 W2
G G G
B B B
O O O
L
E E E
W3 W3 W3
– X2 X1 X2
– – –
Electronic Replacement or Upgrade
Chronotherm ®
III
C C
R R
or
Y1 Y Y
W1 W1
W2 W2
G G
B B
O O O
L L
E E
X1 X2 –
– –
Optional CHECK LED on T8611G1004. Connect X1 to X1 on control
terminal; jumper X2 to R.
Field-installed X2 to X jumper (provided).
If multiple auxiliary heat loads are used, connect to W2 (Aux W8900B)
terminal.
Optional LED indication activated with completed circuit on X1 and
X2 terminals.
When W2 is not used, configure W2 cycle rate to NC.
LED is energized when terminal is powered.
L terminal is powered continuously in Emergency Heat Position.
Chronotherm
IV
C C C
R R R
Y1 Y Y1
W1 W1 W1
W2 W2 W2
G G G
or or
B O/B B B
or or
O/B O O
L L L
E E E
– – X1
– – –
C
R
Y1/W1
–
Aux.
G
O/B O/B
O/B O/B
L
E
X2 –
W2
M13168