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Manual 2100-516H
Page 6 of 19
FIGURE 2
HEAT PUMP WITH OPTIONAL MFAD, CRV & ERV
VENTILATION PACKAGING WITH PROGRAMMABLE THERMOSTAT (RECOMMENDED)
1 652 43
3
4
if optional CO controller is used.
Unit
C G R
Y
E
Y1
W2 W1
O1
DH
L
B W3
Terminal Block
24V Low Voltage
Ventilation Packaging with Programmable Thermostat (Recommended)
Figure 2
Low Voltage Wiring Diagram
C O/BY1RG W2
Y O/D
W1/E
Heat Pump with Optional MFAD, CRV, and ERV
Bard part #8403-060
Thermostat
Programmable
L A
Y2
Red
Orange
Black
2
Brown/White
Ventilation Packages
Electronic
Red
Factory Jumper Installed
Do not connect "A" from tstat #8403-060
Black
MFAD
2
ERV
CRV
during scheduled occupied periods
set to programmed for the "A" output to function
Must be configured to programmable and fan
2
2
4
optional CO controller is used.
Connect orange wire to "G" only if
3
1
2
1
MIS-2633 C
Optional CO Controller
Bard part #8403-067