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XC17 SERIES
MAIN CONTROL
CONTROL PANEL
FAN MOTOR CONTROL Ċ
PULSE−WIDTH MODULATION (PWM)
COM
YELLOW WIRE
GREEN
RED
BROWN
RED
BLACK
YELLOW
YELLOW
RED
RED
BLACK
GREEN
YELLOW BLACK
PWM FAN
CONTROL
YELLOW
BLACK
YELLOW
BLUE
SEE TABLE 11 FOR CFM PROFILE SELECTION OPTIONS.
TO MAIN CONTROL
EXT PWR/R
BLACK WIRE
Figure 24. Testing for External Power to Fan Control