Bosch SM024 Manuel d'installation télécharger pdf (Page 9)

Installation - Wiring | 9SM Series Electric Heat

8 733 904 449 (2013/04)SM Series Electric Heat

11. Mate J19 plug originating from the electric

heat control box (red and black wires) with

P19 plug originating from blower harness at E-

Box.(Figure#24)

Figure # 24

12. Disconnect the red and black line voltage

harness (8733901778) from the transformer

primary side and the contactor line side, and

remove the harness from the E-box

entirely.(Figure#25 & #26)

Figure # 25 Transformer primary

Figure # 26 Primary disconnected

13. Route the two line voltage wires that derived

from the P19 plug, these wires should be

routed under the contactor along the bottom

of the electrical box.(Figure#27)

Figure # 27

14. Connect red and black wires from electric heat

harness to transformer primary winding per

wire labels.

15. There will be one harness (black and white

wires) left connected to the compressor

contactor. Remove and discard this loose

harness from the contactor.(Figure#28)

Figure # 28

When mating plugs, push both connectors

together until they snap with a click.

When routing wiring avoid sharp edges as

these can chafe wiring insulation, exposing

the conductor. This can result in equipment

damage and personal injury.

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Bosch SM024 Manuel d'installation Page 9