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Troubleshooting
BR/BD 75/140 R, BR/BD 90/140 R
New Unit Information 03.2004
Working time needed to replace important parts
Components
Modules
Working time
(Min.)
Note
Disc brush drive belt
45
See analog disc brush drive motor
Replace roller brush, disc
brush, drive motor carbon
brushes
20
See analog roller brush, disc brush drive motor
Brush head lifting motor
60
Extend the piston of the lifting motor to approx.
75 mm (2.95 in). In this position the brush head
is resting on the floor.
The micro switches for adjusting the lifting
motor are soldered to the wires.
If the lifting motor has to be replaced, carry out
the adjustments before installing.
Suction motor
30
The wires must be separated from the suction
motor when replaced.
Drive pedal assembly
15
Note:
When installing the floor panel ensure that the
wires are not clamped or pinched to the drive
pedal assembly.
Instrument panel
15
The foil cables are only plugged in.
Fresh water tank
180
Fresh water tank
Dirty water tank
40
Dirty water tank
Drive motor
90
Block the rear wheels, and place the jack on the
frame next to the steering head.
Steering rad bearing
150
Replacement can only be carried out when first
the brush head and drive motor have been
removed.
Tightening torque: 25 Nm
Rear wheels
15
Place the jack on the frame
Steering wheel
15
Steering column
