Nilfisk-Advance 7765 Service Manual page 55

Service Manual – Advance 7765 / Nilfisk CR1500
Scrub Deck Hydraulic Cylinder and Control Valves
The
Scrub Deck Hydraulic Cylinder
raises the scrub deck.
Scrub Brush Solenoid (6)
Scrub Brush Solenoid (8)
raise and lower the scrub deck and control
Valve
the two scrub pressures. The
holds the scrub deck up when the
Up Solenoid (9)
engine is shut off.
The top port on the
Scrub Deck Hydraulic Cylinder
is connected to the
C2 Port
. The bottom port on the
Valve
is connected to the
Cylinder
.
Control Valve
lowers and
and
in the
Cylinder Control
Scrub Brush Lock
on the
Cylinder Control
Scrub Deck Hydraulic
on the
C1 Port Cylinder
Scrub Brush
Scrub Brush
Lock Up
Solenoid (8)
Solenoid (9)
Scrub Brush
Solenoid (6)
Cylinder
Control Valve
Scrub System
To C2 Port
on Cylinder
Control Valve
To C1 Port
on Cylinder
Control Valve
Scrub Deck
Hydraulic Cylinder
To Top Port on Scrub
Deck Hydraulic Cylinder
To Bottom Port on Scrub
Deck Hydraulic Cylinder
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