Trane Relay Panel - Section 5. Field Wiring Diagrams

8 18-HD68D1-3
DUAL FUEL
R
G
Y1
W1
B
24VAC HOT
24VAC
common
RELAY
PANEL
DUAL FUEL VARIABLE SPEED GAS FURNACE
FAN
SOV
DATA
COOL/HEAT -
1st STAGE
HEATING -
3rd STAGE
HEATING -
4th STAGE
W2
O
R
G
W2
Y1/
Y
LO
Y1
B
ONE OR TWO STAGE
HEAT PUMP
D
W1
TWO STAGE
VARIABLE SPEED
GAS FURNACE
B
C
W3
Y2
COOL/HEAT
-2nd STAGE
BK
VS MODE -fan
Y/
Y2
Y2
BK
THERMOSTAT
R
B
D
O
O
R
X2
Note: Enable "BK" (turn on dehumidifier switch or cut “BK” jumper).
Note: Dual fuel switch on Relay Panel must be set to DUAL.
Note: Blower delay profiles must be turned off. See indoor unit
service facts for details.
REMOTE
INDOOR
SENSOR
RS
RS
I D
SENSOR
OUTDOOR
SENSOR
ODT
ODT
O D
SENSOR
DUAL FUEL NON-VARIABLE SPEED GAS FURNACE
THERMOSTAT
R
B
D
Note: Dual fuel switch on Relay Panel must be set to DUAL.
R
G
Y1
W1
B
24VAC HOT
24VAC
common
FAN
SOV
DATA
COOL/HEAT -
1st STAGE
HEATING -
2nd STAGE
HEATING -
3rd STAGE
W2
O
W3
Y2
BK
R
G
W/
W1
W2
Y
Y
B
SINGLE STAGE
HEAT PUMP
O
R
NON-V.S. ONE
OR TWO STAGE
GAS FURNACE
B
C
X2
D
RELAY
PANEL
REMOTE
INDOOR
SENSOR
RS
RS
I D
SENSOR
OUTDOOR
SENSOR
ODT
ODT
O D
SENSOR
R
G
Y1
W1
B
24VAC HOT
RELAY
PANEL
24VAC
common
DU
AL FUEL WITH NON-VARIABLE SPEED OIL FURNACE
FAN
SOV
DATA
COOL/HEAT -
1st STAGE
HEATING -
2nd STAGE
HEATING -
3rd STAGE
W2
O
R
G
Y
Y
B
SINGLE STAGE
HEAT PUMP
NON-VARIABLE
SPEED
OIL FURNACE
B
C
W3
Y2
BK
R1
Note: Dual fuel switch on Relay Panel must be set to DUAL.
Note: BT (Bonnet Thermostat) model THT1248 (BAYSEN03ATEMPAA)
required for dual fuel, oil furnace applications.
W/
W1
R
O
OIL BURNER PRIMARY
T
T
R1
BT
X2
D
THERMOSTAT
R
B
D
REMOTE
INDOOR
SENSOR
RS
RS
I D
SENSOR
OUTDOOR
SENSOR
ODT
ODT
O D
SENSOR
R
G
Y1
W1
W1
B
24VAC HOT
COOL/HEAT
2nd STAGE
24VAC
common
VS MODE -fan
DUAL FUEL WITH VARIABLE SPEED OIL FURNACE
FAN
SOV
DATA
COOL/HEAT -
1st STAGE
HEATING -
3rd STAGE
HEATING -
4th STAGE
W2
O
R
G
Y
LO
Y1
B
BK
VARIABLE
SPEED
OIL FURNACE
B
C
W3
Y2 Y
Y2
BK
R1
Note: Remove the "R" to "BK" jumper at the low voltage control board.
Note: Cut the factory installed "R" to "O" jumper at the LVTB.
Note: Blower delay profiles must be turned off. See indoor unit
service facts for details.
Note: Dual fuel switch on Relay Panel must be set to DUAL.
Note: BT (Bonnet Thermostat) model THT1248 (BAYSEN03ATEMPAA)
required for dual fuel, oil furnace applications.
R
O
O
ONE OR TWO
STAGE HEAT PUMP
OIL BURNER PRIMARY
T
T
R1
BT
X2
RELAY
PANEL
D
THERMOSTAT
R
B
D
REMOTE
INDOOR
SENSOR
RS
RS
I D
SENSOR
OUTDOOR
SENSOR
ODT
ODT
O D
SENSOR
Section 5. Field Wiring Diagrams