Nordyne H6HK Series, Installation Instructions Manual

9

Figure 10. Wiring Diagram for H6HK Single Stage Air Handler with Circuit Breaker(s) - 20 kw Series

POWER

Legend

Field Wiring

Factory Wiring:

Low Voltage
High Voltage

NOTES

1)  If any of the original wire supplied with this unit 
     must be replaced, it must be replaced with wiring 
     material of the same gauge size and temperature rating.
2)  The installation of this heater kit may require a change 
     in the blower speed tap connection. See Installation 
     Instructions for details.
3)  Use copper conductors with a minimum temperature 
     rating of 60°C for supply connections.

CIRCUIT 

BREAKERS

SUPPLY VOLTAGE

GROUND

GREY

ORANGE

BLUE

YELLO

W

RELAY

RELAY

RELAY

ELEMENT

LIMIT

BLA

CK

BLA

CK

BLACK

RE

D

RE

D

BLACK

BLACK

BLACK

ELEMENT

ELEMENT

RE

D

RED

RED

RED

RELAY

BROWN

ELEMENT

BLACK

LIMIT

RE

D

RED

1

2

3

4

5

6

7

RED

BLACK

Figure 9. Wiring Diagram for H6HK Single Stage Air Handler with Circuit Breaker(s) - 15 kw Series

CIRCUIT 

BREAKERS

SUPPLY VOLTAGE

GROUND

1 2 3 4 5 6 7

POWER

GREY

ORANGE

BLUE

YELLO

W

RELAY

RELAY

RELAY

ELEMENT

LIMIT

LIMIT

RE

D

BL

AC

K

BL

AC

K

Legend

Field Wiring

Factory Wiring:

Low Voltage
High Voltage

BLACK

RE

D

RE

D

RE

D

BLACK

RED

BLACK

BLACK

BLACK

ELEMENT

ELEMENT

NOTES

1)  If any of the original wire supplied 

with this unit must be replaced, it 
must be replaced with wiring material 
of the same gauge size and tempera-
ture rating.

2)  The installation of this heater kit may 

require a change in the blower speed 
tap connection. See Installation 
Instructions for details.

3)  Use copper conductors with a 

minimum temperature rating of 60°C 
for supply connections.

RED

RED

710563A

710564A