Scrub Brush Deck - Nilfisk-Advance SC6500 40C Service Manual

Service Manual – SC6500
™

Scrub Brush Deck

Warning! Engage the parking brake and chock both rear wheels so the machine can't roll.
1. Loosen the four side
skirt
Retainer Knobs
(two per side) and
remove the
Side Skirt
from the
Assemblies
deck.
2. Slide out the
Hopper
3. With the scrub
brushes installed in
the deck, press the
Scrub On button to
lower the deck to the
floor.
Service Note: Once the brush deck is in the lowered position, don't turn the key switch off until
4. Turn the key switch off.
5. Remove the
Solution Feed Hose
machine ahead of the rear wheel.
6. Remove bottom lift actuator
bracket holes.
7. Disconnect the actuator wire harness connector. Note that this will prevent the actuator from being
switched on and rising when it is disconnected from its deck mount.
Service Note: Connect the Advance power cord adapter (p/n 56407502) to the lift motor harness,
8. Note the correct brush motor wire connections at each individual motor, then remove all the wiring from
the motor terminals.
9. Locate the (identification)
ID
10. Remove the four
Hex Nuts
swing the
Pivot Support Arms
Solution
Feed Hose
.
ID Resistor
Plug
Retainer
Knob (4)
Side Skirt
Assembly
you disconnect the battery pack (push in the Emergency Disconnect). This will
prevent the scrub deck from automatically rising when the key is turned off.
at the solution solenoid valve located underneath the left side of the
, then push the
Cotter Hair Pin
then position (relieve the pressure on) the
on the scrub brush deck and separate its connector.
Resistor Plug
, hex screws and bushings from the left and right front deck supports, then
away from their mounting holes.
Cotter
Hair Pin
Hopper
Hex
Nut (4)
from its housing and mount
Retainer Pin
for ease of removal.
Retainer Pin
Scrub System, Cylindrical
Scrub Deck
Actuator
Spring Housing
Assembly
Retainer
Pin
Pivot
Support
Arm (4)
117