Bard QTEC SERIES PACKAGED HEAT PUMP Q30H1 - Manual (Page 23)

Manual 2100-519
Page 23 of 42
2
4
5
3
1
Thermostat #TH522001151
Black
Red
Bard Part #8403-056
24VAC
Analog
Brown/White
Red/White
Yellow
Blue
Brown
Orange
Orange
Red/Yellow
Black/White
R
Y
L
W1
B
W2
E
C
W3
O1
G
C
E
Aux
O/B
Y
R R
Yellow
Y1
L
O/B
Rc
Bard Part #8403-060
W2
W1/E
C
MIS-2688
#C7232A1008
Out
Bard Part #8403-058
Thermostat
Orange
G
Brown
Green
Optional
CO2 Controller
Relay
Part #8201-062
4
Terminal Block
9
10
6
5
3
11
8
Plug #2
1
Factory installed jumper.
G
12
Low Voltage
Mount relay in low voltage terminal block compartment. 2
7
1
2
2
3
1
3
Relay is field installed and required if demand ventilation
control does not supply blower "G" signal when ventilation
signal "O1" is supplied.
A
FIGURE 17B
REMOTE THERMOSTAT WIRING DIAGRAM
“X” THERMOSTAT OPTION WITH DEMAND VENTILATION