Trane 4TTX6018J Installer's Manual page 11

11.2 Low Voltage Hook-up Diagrams
With TEM 3, 4, 6, 8
Thermostat
24 VAC HOT
FAN
24 VAC
B/C
Common
SOV
COOL/HEAT
1st STAGE
HEATING
W1
2nd STAGE
EMERGENCY
W2
HEAT
BK
WH/BLK
• Units with pigtails require wirenuts for connections. Cap all unused wires.
• In AC systems for multiple stages of electric heat, jumper W1 and W2 together if comfort control has only one stage of heat.
• TEM3/4 - Bypass air handler and connect Y from comfort control directly to OD unit
* TEM6 Only
** TEM6 only - When using a BK enabled comfort control, cut BK jumper and bypass Y1 and Y2 at the air handler. Connect BK from comfort
control to BK of the air handler
• TAM4 only - Wire as shown, no BK is available
• TAM7 only - When using a BK enabled comfort control, cut BK jumper on the AFC and connect BK from comfort control to BK of the air handler
With Furnace
Thermostat
R
24 VAC HOT
G
FAN
24 VAC B/C
Common
Y1
COOL
HEATING
W1
W2
*
• Units with pigtails require wirenuts for connections. Cap all unused wires.
• In AC systems for multiple stages of heat, jumper W1 and W2 together if comfort control has only one stage of heat.
* If equipped with second stage heat
** When using a BK enabled comfort control, cut BK jumper and bypass Y and YLo at the furnace. Connect BK from comfort control to
BK of the furnace
18-AC100D1-5D-EN
Outdoor
Air Handler
Unit
R R
G G
**
B
B
Blue
O
Y Y1 Y
Y2
*
W1
White
W2
Pink
BK
WH/BLK
Outdoor
Furnace
Unit
R
G
B B
Y
Y
W1
W2
With TAM 4, 7, 9
Thermostat Air Handler
R R
24 VAC HOT
G G
FAN
B
24 VAC
B/C
Common
Blue
O
SOV
COOL/HEAT
Y Y
1st STAGE
l l
Y
O
W1
HEATING
W1
2nd STAGE
White
EMERGENCY W2
W2
HEAT
Pink
BK BK
WH/BLK WH/BLK
With Variable Speed Furnace
Thermostat Furnace
R R
24 VAC HOT
G G
FAN
24 VAC B/C B
Common
O
Y1 Y
COOL
**
Y
LO
W1 W1
HEATING
W2 W2
*
BK
BK
**
Outdoor
Unit
B
Y
O
Outdoor
Unit
B
Y
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