Water Furnace SAH Series Installation Manual page 15

Electrical Data cont.
Standard Non-Communicating Control Option A
Field low voltage point to point wiring:
From
Thermostat
C
R
G
O
Y1
Y2
W2
L
Air Handler transformer must be 75VA.
Communicating Thermostat Control Option A
Field low voltage point to point wiring:
From To ABC P7 in
Communicating Compressor
Thermostat Section
C C
R R
- -
+ +
Air Handler transformer must be
75VA.
Non-Communicating Thermostat Control Option C
Field low voltage point to point wiring:
To ABC in
From
Compressor
Thermostat
Section
C C
R R
G G
O O
Y1 Y1
Y2 Y2
W2 W
L L
Air Handler transformer must be 100VA.
Communicating Thermostat Control Option C
Field low voltage point to point wiring:
From To Air
Communicating Handler
Thermostat PB3
C
R
-
+
Air Handler transformer must be 100VA.
To Air To Compressor
Handler
C
R
G
O
Y1
Y2
W
L
From ABC
Outputs
C
R
G
CC
CC2
EH1
From ABC
To PB2
P7 in
in Air
Compressor
Handler
Section
C C
R R
- -
+ +
3/7/2017
To Compressor
Section
ABC Board P7
C C
R R
- -
+ +
1/10/2017
Section
C
R
O
Y1
Y2
L
5/02/2017
To Air
Handler
C
R
G
Y1
Y2
W
O
L
5/02/2017
15
SAH AIR HANDLER INSTALLATION MANUAL