HKR Supplemental Install Instructions

Figure 3

8. For single phase HKR kits only, mount the breaker (or termi-

nal block) to the rear mounting plate using the 4 blunt tip screws

included in the unit literature bag. The screw heads should all

be located on the outside of the mounting plate as shown in

Figure 4.

Figure 4

9. Locate the 9-pin harness in the unit and remove the male plug.

10. Connect the 9-pin plug from the unit to the 9-pin plug in the

heater kit.

11. Feed 9-pin harness wires through the rubber grommet, and

feed HKR wires through the plastic bushing in the rear mount-

ing plate. See Figure 5.

Figure 5

12. Install rear mounting plate with the 2 screws removed in step

13. Connect the line voltage leads to the breaker(s), terminal block,

or contactor as applicable.

14. If heat kit includes breakers, remove rectangular knockout(s)

from outside cover as required for access.

15. Install the cover with the 2 screws removed in step 4, routing

the line voltage wires through the rubber grommet as shown

in Figure 6.

Figure 6

16. Install control box door and blower door.

17. Reconnect power and test.

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SHORT

SCREWS

LINE

VOLTAGE

HKR

WIRES

THROUGH

PLASTIC

BUSHING

HARNESS WIRES

THROUGH

RUBBER GROMMET

AIR FLOW

DIRECTION

LABEL