Honeywell Heat/1Cool - T841A1563 Premier 2 Stage Thermostat User Manual page 25

HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE
POWER
SUPPLY
3
THERMO- SUBBASE
STAT LOGIC/
LOGIC CONTROL
CIRCUIT CIRCUIT
HIGH
LIMIT
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
1
REMOVE JUMPER FOR SYSTEM WITH ISOLATED STAGE 1 HEATING AND COOLING CONNECTIONS.
2
DENOTES THERMOSTAT TO SUBBASE INTERCONNECT.
3
THERMISTOR
SENSOR
THERMOSTAT
LOGIC
POWER
SUPPLY
1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
2 REMOVE JUMPER, WHEN SUPPLIED, FOR SYSTEMS WITH SEPARATE HEATING COMPRESSOR CONTACTOR (W1 SEPARATE FROM Y).
Fig. 29. Typical wiring diagram for T8011R and T8411R.
HIGH
LIMIT
FAN
SWITCH
ON
AUTO
SYSTEM
SWITCH
EM. HT.
HEAT
OFF
COOL
COOL 1
Fig. 28. Typical wiring diagram for T8611R1000.
STAGE 2 RELAY
STAGE 1 RELAY
FAN SWITCH
ON
AUTO
R
C
EM. HT.
AUX. HT.
LED
MONITOR
LED (GREEN)
(RED)
L
W2
HEAT 2
EM. HT. RELAY
E
W1
FAN RELAY
G
O
COOL
2
CHANGEOVER VALVE
B
HEAT CHANGEOVER
VALVE
Y1
HEAT 1
P
SYSTEM
SWITCH
EM. HT.
HEAT
OFF
COOL
L1
(HOT)
L2
1
AUX. HT.
RELAY
STAGE 1
HEAT RELAY
COMPRESSOR
CONTACTOR
DEFROST
CONTROL
M6019A
L1
(HOT)
R
L2
AUXILARY
HEAT RELAY
1
W2
RELAY
L
CHANGEOVER
VALVE HEAT
B
CHANGEOVER
VALVE COOL
O
COMPRESSOR
CONTACTOR
Y
2
COMPRESSOR
CONTACTOR
HEAT
W1
EMERGENCY
HEAT RELAY
E
FAN RELAY
G
C
M11333
70-6627 • 23