Trane BAY24VRPAC52DC - Page 13

RELAY PANEL
18-HD68D1-10 13
Diagram 11 - 1 or 2 Stage Cooling w/TEM8 Air Handler communicating mode
*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.
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
INDOOR UNIT
R
B
Y1
Y2
OUTDOOR UNIT
COMMUNICATING
CONTROL
D R B
D
R
B
D
1) R connection at outdoor unit only required
for two compressor/two stage units.
1
Diagram 12 - 1 Stage Cooling w/Gas Furnace
*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.
11- 1 STAGE COOLING W/GAS FURNACE
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
W1
W2
G
BK
HUM*
HUM*
AUX1*
AUX1*
AUX2*
AUX2*
RELAY PANEL
R
B/C
Y
G
INDOOR UNIT
B
Y
OUTDOOR UNIT
COMMUNICATING
CONTROL
D R B
D
R
B