Bard I30A1DA - Figure 18 HP W;Erv & CO Control (Fully Mod.) (R Vent) and HP W;Mod. CRV (Q Vent)

Manual 2100-597G
Page 29 of 68
FIGURE 18
Air Conditioner with ERV and CO
2
Control (Fully Modulating) ("R" Vent Code)
and Heat Pump with Modulating CRV ("Q" Vent Code)
Thermostat
W1/E
A
YO/D
LO/BY2Y1R GC W2
Bard #8403-060
Blue
Yellow
Orange
MIS-3262 A
5
1
Additional wire required for dehumidification models.
2
Not needed below 15KW.
3
to N.C fire alarm circuit if emergency shutdown required.
Factory installed jumper. Remove jumper and connect
"Occupancy Signal".
Connect to "G" terminal when thermostat has4
4
5
ERV Wiring Harness
1
2
2 3
BROWN/WHITE
ORANGE
BLACK/WHITE
RED/WHITE
4W3 A DL
B/W1
Y2Y1RT GC W2
Term. Strip
R 6 3
PURPLE
PINK
2
1
5
6
Voltage
Bard #8403-067
4
3
W1/E
A DLO/BY2Y1
24V
G
COM
W2
CO2 Control
Low
Model #CS9BE-THO
SC
SC
SC
W1/E
A DLO/BY2Y1
24V
G
COM
W2
Model #CS9B-THO or
Completestat
Model #CS9BE-THO
SC
SC
SC
GND
W1/E
A DLO/BY2Y1
24V
G
COM
W2
Model #CS9B-THO or
Completestat
Model #CS9BE-THO
SC
SC
SC
GND
W1/E
A DLO/BY2Y1
24V
G
COM
W2
Model #CS9B-THO or
Completestat
Model #CS9BE-THO
SC
SC
SC
GND
W1/E
A DLO/BY2Y1
24V
G
COM
W2
Model #CS9B-THO or
Completestat
Model #CS9BE-THO
SC
SC
SC
GND
3
Red
Model #CS9B-THO or
Completestat
6
6
Relay Provided with Completestat
White
Install a jumper between "G" and "A" only when
thermostat without "Occupancy Signal" is used.
NOTE: Bard 8403-060
thermostat must
be in programmed
operation mode and in
programmed fan mode
for ventilation to function.