Bard W**H*D, T**H Electronic, Programmable, FIGURE HEAT PUMP WITH OPTIONAL CRVMWH-3OR CHCRV-5

FIGURE 14

HEAT PUMP WITH OPTIONAL CRVMWH-3 OR CHCRV-5

VENTILATION PACKAGING WITH PROGRAMMABLE THERMOSTAT (RECOMMENDED)

4

Low Voltage Wiring Diagram

Thermostat

C

G

R

Y1

Y2

W1/E

W2

O/B

Y O/D

L

A

Electronic

Bard part #8403-060

Programmable

3

1 2 3 4 5 6

Optional CO2 Controller Bard part #8403-067

24V Low Voltage	C G R	Y Y1 E W2			B W1 W3 DH	L O1
Terminal Block
		Yellow		1
	Black	Red		CHCRV-5	Orange
				OR	Ventilation
			CRVMWH-3
1 Factory Jumper Installed					Package

2Do not connect "A" from tstat #8403-060 if optional CO2 controller is used.

3Wire only needed for dehumidification units Must be configured to programmable and fan

4set to programmed for the "A" output to function during scheduled occupied periods

2

Unit

MIS-2997 C

Manual	2100-516H
Page	18 of 19