WARNING: Disconnect electrical power before servicing.
Caution: Label all wires prior to disconnection. Wiring errors can cause improper and dangerous operation. Verify
operation after servicing.
Model PB 970 Schematic
Schematics and Wiring Diagrams
– 71 –
WIRE COLORS
BARE
U
BLACK
B or BK
BLUE
N or BU
BROWN
C or BR
GRAY
S or GY
GREEN
G or GN
ORANGE
O
RED
R
VIOLET
V
WHITE
W
YELLOW
Y
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