Advance acoustic 56514925, Service Manual

Page: 37 / 260

General Information 37 Service Manual – Advance 7765 / Nilfisk CR1500
Main Broom Controls
•
Main Broom Switch
– switches the main broom
motor on and off as follows:
– Pressing the switch to the “on” (upper)
position will switch on the main
broom.
– Pressing the switch to the “off” (lower)
position will switch off the main
broom.
•
Main Broom Lift Control
– this lever lowers and raises
the main broom, via a mechanical linkage, to the
following three positions:
– Moving the
Main Broom Lift Control
to the
Float
Position
will allow the main broom to “float” on the
floor under its own weight. This setting produces a
4”-5” [10-13 cm] broom pattern and is used for heavy
sweeping or irregular surfaces.
– Moving the
Main Broom Lift Control
to the
Sweep
Position
lowers the main broom to the normal
sweep position and produces a 2”-3” [5-8 cm] broom
pattern.
– Moving the
Main Broom Lift Control
to the
Raised
Position
lifts the main broom up off of the floor.
Main
Broom
Switch
Float
Position
Raised
Position
Main
Broom
Lift
Control
Sweep
Position