Trane BAY24VRPAC52DC - Page 21

RELAY PANEL
18-HD68D1-10 21
Diagram 9 - 1 Stage Heat Pump w/TEM3 Model Air Handler
8- 1 STAGE HEAT PUMP W/TEM3 MODEL AIR HANDLER
NOTES:
1. Connection to X2 is not required for this
configuration
1
SOV
STG2
STG1
STG1
STG3
STG2
FA N
PWM
HUM
HUM
AUX1
AUX1
AUX2
AUX2
24V
ONLY
24V
ONLY
24V
ONLY
O
Y1
Y2
W1
W2
W3
G
BK
HUM*
HUM*
AUX1*
AUX1*
AUX2*
AUX2*
RELAY PANEL
R
B
W1
W2
G
INDOOR UNIT
R
X2
B
O
Y
OUTDOOR UNIT
COMMUNICATING
CONTROL
D R B
D
R
B
*See note on page 7 regarding HUM and AUX
terminals.
Caution: Do not run Outdoor/Remote sensor wires in
the same bundle with HVAC wires. Also, keep away
from high voltage wiring to avoid interference.
9- 1 STAGE HEAT PUMP W/TEM4 MODEL AIR HANDLER
NOTES:
1. Connection to X2 is not required for this
configuration
W3
1
SOV
STG2
STG1
STG1
STG3
STG2
FA N
PWM
HUM
HUM
AUX1
AUX1
AUX2
AUX2
24V
ONLY
24V
ONLY
24V
ONLY
O
Y1
Y2
W1
W2
W3
G
BK
HUM*
HUM*
AUX1*
AUX1*
AUX2*
AUX2*
RELAY PANEL
R
B
W1
W2
G
INDOOR UNIT
R
X2
B
O
Y
OUTDOOR UNIT
COMMUNICATING
CONTROL
D R B
D
R
B
*See note on page 7 regarding HUM and AUX
terminals.
Caution: Do not run Outdoor/Remote sensor wires in
the same bundle with HVAC wires. Also, keep away
from high voltage wiring to avoid interference.
Diagram 10 - 1 Stage Heat Pump w/TEM4 Air Handler