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Installation Instructions
12.2 Electric Heat Kit Wiring
BROWN
6
5
BLUE
4
3
2
1
WHITE
BLACK
RED
BROWN
6
5
4
BLUE
3
2
1
WHITE
Figure 14
Electric Heat Kit Wiring Diagram
22 |
C
1
6
RELAY1
W1
0
BROWN
WHITE
W1
BLACK
8
BLUE
LS
4
YELLOW
2
BLACK
RED
YELLOW
8
6
YELLOW
4
2
8
BLUE
6
BLUE
4
2
RED
RED
Bosch BWA Series Air Handler - BTC 761703105 A (03.2023)
ELEMENTS
FL
L1'
L2'
2
4
CB1
1
3
L1
L2
POWER
BLACK
BLACK
L1'
L2'
2
4
CB1
1
3
L1
L2
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