22
Figure 12. typical thermostat connections
6
7
8
9
2
3
4
5
1
C
G
O
W2
Y1
Y2
E
R
INDOOR
TERMINAL
THERMOSTAT
DEFROST
BOARD
Outdoor
Thermostat
(Factory Option)
BROWN
ORANGE
ACCESSORY
HEAT PLUG
White wire not
present when
optional thermostat
is used
W2 OUT
W2 IN
Optional 2nd Stage
Outdoor Thermostat
(Field Supplied)
6
7
8
9
2
3
4
5
1
C
G
O
W2
Y1
Y2
E
R
INDOOR
TERMINAL
THERMOSTAT
White wire not
present when
optional thermostat
is used
DEFROST
BOARD
Outdoor
Thermostat
(Factory Option)
ACCESSORY
HEAT PLUG
BROWN
ORANGE
W2 OUT
W2 IN
typical Wiring (Field Supplied) for 1-Stage cool, 2 Stage Electric Heat
typical Wiring (Field Supplied) for 1-Stage cool, 1 Stage Electric Heat
Summary of Contents for PPH3RE Series
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