Nilfisk-Advance CS7000 Fuel Cell EcoFlex, Руководство по обслуживанию

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Scrub System 304 Service Manual – CS7000
Brush Current Sensor
•
J7-24
pr5 volts to the
Brush Current Sensor
.
•
J7-25
provides battery ground (
B-
) to the
Brush Current Sensor
.
• The Input from the
Brush Current Sensor
provides the
Brush Current Sense
signal to
J7-27
on the A1
Controller Board. The A1 Controller Board uses this current value to run the
Scrub Deck Actuator Motor
M11
in the appropriate direction to either raise or lower the scrub deck to maintain the total scrub motor
current draw within the prescribed range for the selected scrub pressure.
Component Locations
Scrub Motor Assemblies
The left-hand and center
Scrub Motor
Assemblies
are mounted on the
Deck
Weldment
. The right-hand
Scrub Motor
Assembly
is mounted on the
Arm Weldment
bolted to the
Deck Weldment
. The
Right-
angle Gearboxes
are mounted on spacers
to position them correctly on the
Deck
and
Arm Weldments
.
Right Scrub Arm Gas Spring and
Lever Arm Bracket
The
Gas Spring
keeps the right
Arm
Weldment
and attached
Side Squeegee
Assembly
extended outward during
normal scrubbing, but will allow the
Arm Weldment
to pivot backward if the
right-hand
Side Squeegee Assembly
hits
an object or obstacle. This provides some
compliance to prevent damage to the
Side
Squeegee Assembly
.
To release the
Gas Spring
to pivot the right
Arm Weldment
backward for service or
maintenance proposes, pull the top of the
Lever Arm Bracket
toward you and swing
the
Arm Weldment
backward.
Scrub Motor
Assembly (3)
Arm
Weldment
Side Squeegee
Assembly (2)
Right-angle
Gearbox (3)
Deck
Weldment
Front
Gas
Spring
Lever Arm
Bracket