Daikin DT4273C User Manual

79
Residential & Commercial 1 Stage Heating
with no Fan.
2 Wire, Heat Only
The thermostat will not work with
2 wires. Either pull new wire or
purchase a model TSTATGAC0410
two-wire kit
Residential & Commercial 1 Stage Cooling.
4 Wire, Cool Only
R
C
Y1
G
Residential & Commercial 1 Stage Cooling,
with 1 stage Gas Heat.
5 Wire, 1 Stage Cooling, 1 Stage Heat
24VAC Power
24VAC Common
1st Stage Heat
1st Stage Cool
Fan
Residential & Commercial 1 Stage Cooling,
with 1 stage Electric Heat.
5 Wire, 1 Stage Cooling, 1 Stage Heat
24VAC Power
24VAC Common
1st Stage Heat
1st Stage Cool
Fan
Residential & Commercial 2 Stage Cooling,
with 3 stage Gas Heat.
8 Wire, 2 Stage Cooling, 3 Stage Heat
24VAC Power
24VAC Common
1st Stage Heat
2nd Stage Heat
3rd Stage Heat
1st Stage Cool
2nd Stage Cool
Fan
R
C
W1/O/B
Y1
G
R
C
W1/O/B
Y1
G
R
C
W1/O/B
W2
W3/AUX
Y1
Y2
G
24VAC Power
24VAC Common
1st Stage Cool
Fan
GAS/EL HP
O
GAS
B
ELEC
GAS/EL
123
ON
HP
O
GAS
B
ELEC
GAS/EL HP
O
GAS
B
ELEC
GAS/EL HP
O
GAS
B
ELEC
GAS/EL HP
O
GAS
B
ELEC
123
ON
Residential & Commercial 1 Stage Heating
with no Fan.
3 Wire, Heat Only
24VAC Power
24VAC Common
1st Stage Heat
R
C
W1/O/B
GAS/EL HP
O
GAS
B
ELEC
123
ON
123
ON
123
ON
123
ON
123
ON
Installation Instructions
Sample Wiring Diagrams
with Dip Switch Positions
Conventional Heating and Cooling Systems

Daikin DT4273C Specifications

General

Brand	Daikin
Model	DT4273C
Category	Thermostat
Language	English