
TCONT800AS11AA TOUCH SCREEN PROGRAMMABLE COMFORT CONTROL
Pub. No. 18-HD25D18-3
3
69-1787—03
Fig. 5. Typical hookup of single-stage heat and cool
system with single transformer (1H/1C).
Fig. 6. Typical hookup of single-stage heat and cool
system with two transformers (1H/1C).
Fig. 7. Typical hookup of single-stage heat pump with no auxiliary/backup heat (1H/1C heat pump).
1
M22656
FACTORY INSTALLED JUMPER.
OPTIONAL OUTDOOR OR INDOOR REMOTE SENSOR. AVAILABLE
ON SELECT MODELS. WIRES MUST HAVE A CABLE SEPARATE
FROM THE THERMOSTAT CABLE.
1
2
2
RC
S1
R
S2
W1
Y
G
B
HEAT/COOL
T
B/C
W3
W2
W1
G
Y
R
AIR
HANDLER
Y
B
COOLING UNIT
O.D. SECTION
(SINGLE STAGE)
TO POWER SUPPLY
PER LOCAL CODES
(3 PH
ONLY)
INDOOR
OUTDOOR
ODT
OPTIONAL OUTDOOR OR INDOOR REMOTE SENSOR. AVAILABLE
ON SELECT MODELS. WIRES MUST HAVE A CABLE SEPARATE
FROM THE THERMOSTAT CABLE.
1
1
RC
S1
R
S2
W1
Y
G
B
HEAT/COOL
T
B/C
W
T
T
G
Y
R
OIL
FURNACE
Y
B
COOLING UNIT
O.D. SECTION
(SINGLE STAGE)
TO POWER SUPPLY
PER LOCAL CODES
(3 PH
ONLY)
M22657
OIL BURNER PRIMARY
INDOOR
OUTDOOR
PM-A
1
M22658
FACTORY INSTALLED JUMPER.
OPTIONAL OUTDOOR OR INDOOR REMOTE SENSOR.
AVAILABLE ON SELECT MODELS. WIRES MUST HAVE
A CABLE SEPARATE FROM THE THERMOSTAT CABLE.
1
2
2
RC
S1
R
S2
O
Y
G
B
HEAT PUMP
T
T
B/C
W2
W1
G
Y
R
AIR
HANDLER
Y
B
HEAT PUMP
O.D. SECTION
(SINGLE STAGE)
TO POWER SUPPLY
PER LOCAL CODES
(3 PH
ONLY)
INDOOR
OUTDOOR
O
R
O
BR/X2
OR BK
ODT-1
ODT-2
F
BR(T)
W3
TO POWER
SUPPLY PER
LOCAL
CODES AND
AS DEFINED
IN FIELD
WIRING TABLE
SUPPL. HTR.
CONTROL BOX
I-PF
REQ.
FOR
3 PH