Nilfisk-Advance Condor XL, Service Manual

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For the side broom motor(s) to run:
‡
The
Driver Box
must receive a signal from the
Drive Pedal Sensor R1
that the drive pedal has been moved
from the neutral position.
‡
The main scrub brush motors must be running to supply oil to side broom motor(s).
‡
The
Driver Box
must provide a ground from pin
J2-2
to the
Side Sweep/Scrub
solenoid valve
S8
to open the
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For the side broom actuator to raise or lower the side broom(s), the
Driver Box
must provide voltage at the
appropriate polarity from
J3-4
(
RED
extend) or
J3-5
(
BLK
retract). Pin
J3-7
(
WHT
) is the common.
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When the two
Side Broom Motors
, or the
Right Side Scrub Motor
and left
Side Broom Motor
are off, the
Side Sweep/Scrub Valve L8
is
closed (de-energized). The
Side Sweep/Scrub Valve L8
directs the oil
from the
Cylindrical Scrub Brush Motors
to the oil
Cooler
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bypassing the
Side Scrub/Broom Motors
.
Right Side
Scrub Motor
or
Side Broom
Motor (w/dual
sweep)
Side Broom
Motor
Side
Sweep/Scrub
Valve L8
To Cooler
From Cylindrical
Scrub Brush Motors