Trane A5AC4018A Installation And Operation Manual page 12

11.2 Low Voltage Hook-up Diagrams
With 5TEM 4,
Thermostat
24 VAC HOT
FAN
24 VAC
Common
SOV
COOL/HEAT
1st STAGE
HEATING
2nd STAGE
EMERGENCY
HEAT
• 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
24 VAC HOT
FAN
24 VAC
Common
COOL
HEATING
• 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
12
5, C
Outdoor
Air Handler
Unit
R R
G G
**
B
B/C B
Blue
O
Y Y1 Y
Y2
*
W1
W1
White
W2
W2
Pink
BK BK
WH/BLK WH/BLK
Outdoor
Furnace
Unit
R R
G G
B/C B B
Y1 Y
Y
W1
W1
W2 W2
With 5TAM5, X
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
88-A5AC4001-1A-EN