Lennox Signature XC17 Installation Instructions Manual page 44

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MAIN CONTROL
GREEN
YELLOW
506510−01
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FAN MOTOR CONTROL
PULSE−WIDTH MODULATION (PWM)
CONTROL PANEL
VERIFY DC VOLTAGE OUTPUT USING FAN PWM OUT AND
COM TERMINALS. SEE TABLE 11 FOR OPTIMAL DC
VOLTAGE BASED ON CFM PROFILE USED.
COM
FAN PWM OUT
YELLOW
YELLOW
RED
RED
BLACK
BLACK
Figure 23. Fan Control, Wiring, Jumper Settings, Testing and LED Location
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JUMPER
J2
J2
BLUE
YELLOW
SEE TABLE 11 FOR CFM PROFILE SELECTION OPTIONS.
Page 44
CFM Profile Pin Select
JUMPER
OFF
ON
GREEN
RED
RED
BLACK
BROWN
YELLOW
BLACK
PWM FAN
CONTROL
LED

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