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Technical features
BR/BD 100/250 R BP / RI
Page 22 / 171
Service Manual 08.2007
2.9 Seat sensor (S10) and Distribution box (EXT.X1)
Distribution box (EXT. X1)
The distribution box (3) is located on the rear left-
hand side under the dirty water tank.
The cables from the brush head lifting motor (M30),
from the suction beam lifting motor (M20) and the
float switch (S11) are connected in the distribu-
tion box (3).
Warning beacon light (H4) (optional)
Dirty water tank:
– Float switch (S11)
Brush head:
– Lifting motor (M20)
– Limit switch (S20), brush head lowered
– Limit switch (S21), brush head raised
Suction beam:
– Lifting motor (M30)
– Limit switch (S30), suction beam lowered
– Limit switch (S31), suction beam raised
Discharge lug against static electricity
The discharge lug (4) prevents static electrici-
ty from developing, which could destroy or
damage the control electronics.
Seat sensor (S10)
The seat sensor (S10) is integrated in the seat
(1) and is not accessible.
1
Seat
2
Connection cable, seat sensor (S10)
3
Distribution box (EXT. X1)
4
Discharge lug
Under the driver’s seat, on metal frame
Note:
The seat sensor (S10) is activated as soon
as a weight of 5 kg or more is applied.
In case of danger it serves as a safety
switch for the operator. The unit is braked to
a stop if the operator leaves the seat (1) for
more than 1.5 seconds while the machine is
running.
1
2
Note:
Distance between the discharge lug (4) and
floor: 5 mm (0.197 in).
3
4
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View of the unit from the rear, underneath
5 mm (0.197 in)