Braebur 1230 Non Programmable Thermostat Instruction Manual
3
WIRING
Conventional and Heat Pump Systems - Typical Wiring Configurations
NOTE: Make sure installer system selection
switch is properly set to CONV or HP.
See Section 2.
CONVENTIONAL
HEAT PUMP
1030 / 1230 1230 1030 / 1230
1230
Heat Only 1 Heat/ 2 Heat/
or Millivolt 1 Cool 1 Cool
1 Heat/
1 Cool
2 Heat/1 Cool
(w/Aux Heat)
Wiring
Terminal Description
Terminal
Rh
Rc
24 VAC Heating Transformer
24 VAC Cooling Transformer
Rh
-
Rh1
Rh1
Rh6
-
Rh6
-
Rc1,2
Rc1,2
(W1) Conventional Heat Relay
(E*) Emergency Heat Relay
W1
W2
-
-
W1/E
W2*
W1
-
W1
-
E7
W27
2nd Stage Heat/Auxiliary Heat
Y1
G
Compressor Relay
-
G3
-
Y1
G
Y1
G
Y1
G
Y1
G
Fan Relay
O
Cool Active Reversing Valve
Heat Active Reversing Valve
System Malfunction Indicator
24 VAC Transformer Common
-
-
O8
B8
L9
O8
B8
L9
-
-
-
B
L
*
-
-
-
C
C4
C4,5
C4,5
C10
C10
*1230 Only.
NOTES - Conventional Systems
1
2
3
4
5
Remove factory installed jumper wire for dual transformer systems
Only required for dual transformer systems
Only connect if needed for system
Optional 24 VAC transformer common connection
For dual transformer systems, common must come from cooling transformer
Provide disconnect and overload protection as required.
NOTES - Heat Pump Systems
6
7
8
9
Do not remove factory installed jumper wire
If no separate emergency heat relay, connect to W2 and Install a field supplied jumper wire from W2 to E
Wire O for cool active valve or B for heat active valve (never both)
If using optional L terminal, the 24 VAC common must be connected (C terminal)
10 Optional 24 VAC transformer common connection
Provide disconnect and overload protection as required.
Installer Manual
4
| General | Details |
|---|---|
| Name | Braebur 1230 Non Programmable Thermostat Instruction Manual |
| Make | Braebur |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.24 MB |





















