Nilfisk-Advance 56108110 SC8000 48 LPG, Руководство по обслуживанию

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eel S ste raction Service Manual – SC8000
lectrical Circuit escri tion
For the engine to start, the
Driver Box
must read a voltage through (rotary)
Drive Pedal Sensor
that’s within
the deadband range, indicating that the foot pedal is in the neutral position.
Once the engine is running, the
Driver Box
must read a voltage through
Drive Pedal Sensor
indicating that the
foot pedal has moved from the neutral position in order to actuate the scrub/sweep functions.
raulic ia ra s
raction rive Motor in eutral
When the foot pedal is in the neutral position
with the engine running, the
Piston Pump
is
not sending any oil to the
Traction Drive Motor
.
o alve n a e
When the engine is off, the
Traction Drive
Motor
acts like a hydraulic pump and makes
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machine is equipped with a
Tow Valve
to
eliminate this problem when towing or
pushing the machine. When the
Tow Valve
is
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the
Traction Drive Motor
through the
Tow Valve
when the front wheel is rotated, bypassing the
Piston Pump
.
Traction
Drive
Motor
Piston
Pump
Traction
Drive
Motor
Piston
Pump
Tow Valve
(engaged)