Nilfisk-ALTO RS 501 - Manual (Page 101)

USER MANUAL ENGLISH
RS 501 33015501(3)2008-02 A 13
HYDRAULIC DIAGRAM
(See Fig. AM)
Hydraulic system oil tank
Drain fi lter
Suction fi lter
Suction fi lter
Drive system pump
Diesel engine
Left drive system motor (**)
Right drive system motor (**)
Control valve assembly
Skirt cylinder
Hopper lifting cylinder
Hand pump
Right side broom motor
Left side broom motor
Hydraulic system oil cooler
Parachute valve
Suction inlet and broom lifting cylinder
Check valve
Power steering
Flow separator (priority valve)
Accessory and steering system pump
Suction fan pump
Control valve assembly
Solenoid valve
Suction fan motor
Power steering cylinder
Drive pedal assist
Oil fi lter
Drive system pump oil fi lter
High-pressure washing system pump (*)
Flow regulator (*)
Breather/fi ller plug
(*) Optional for some countries.
(**) A version: 150 cc
B version: standard: 175 cc
C version: 200 cc
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ELECTRICAL FUSES
At the left side of the control panel there are two fuse boxes
(24 and 25, Fig. D), with a transparent cover, containing the
following fuses:
Fuse box B (24, Fig. D)
Hazard warning light fuse (10 A)
Brake light/horn fuse (10 A)
Left side running light fuse (10 A)
Right side running light fuse (10 A)
Low beam fuse (15 A)
High beam fuse (15 A)
Cigarette lighter fuse (20 A)
Free fuse holder
Fuse box A (25, Fig. D)
Hydraulic system oil cooler fan/skirt solenoid valve fuse
(20 A)
Fuel solenoid valve fuse (10 A)
Cab blower/fl ashing light/windscreen wiper fuse (15 A)
Dust control system water pump fuse (10 A)
Dust control system water pump/climate control system
(optional) fuse (20 A)
Reverse gear buzzer fuse (10 A)
Warning lights/glow plug control unit fuse (10 A)
Electric jack warning light fuse (10 A)
Hopper lid opening/closing electric jack fuse (15 A)
ACCESSORIES/OPTIONS
In addition to the standard components, the machine can be
equipped with the following accessories/options, according to
the machine specifi c use:
Brooms with harder and softer bristles
High-pressure washing system (*)(**)
Audio unit kit
Cab climate control system (*)(**)
Rear suction pipe (*)(**)
Driver’s seat safety belt (*)(**)
Broom speed adjuster (**)
(*) Optional for some countries.
(**) In order to use these accessories, the sweeper must be
equipped with the appropriate fi ttings.
a)
b)
c)
d)
e)
f)
g)
h)
i)
j)
k)
l)
m)
n)
o)
p)
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