FIGURE 19

HEAT PUMP WITH COMBINATION CRV AND DB ECONOMIZER (“N” VENT CODE)

Only Recommend Bard CS9B-THOC or CS9BE-THOC as Require 3 Heating/Cooling Stages

Completestat

SC SC SC

Model #CS9B-THOC or

Model #CS9BE-THOC

 

 

24V

COM

G

Y0

Y1

Y2

O/B

W2

W1/E

L

A

D

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

Low

R

RT

C

G

6

7

8

B/W1

W2

W3

L

A

D

Y1

Y2

Voltage

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Term. Strip

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED/WHITE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLACK/WHITE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ORANGE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GRAY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YELLOW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PURPLE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BROWN/WHITE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PURPLE/WHITE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YELLOW/BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLUE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CRV/ECON Wiring Harness

1Factory installed jumper. Remove jumper and connect to N.C fire alarm circuit if emergency shutdown required.

2Not needed below 15KW.

3Additional wire required for dehumidification models.

4 Connect orange wire to "G" terminal

MIS-3270

Manual

2100-549G

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Image 29
Bard I42H1D, I36H1D, I60H1D, I48H1D, I30H1D Heat Pump with Combination CRV and DB Economizer N Vent Code