Page 24 / 71
Unit Functions
BR/BD 75/140 R, BR/BD 90/140 R
New Unit Information 03.2004
Main control printed circuit board
1
Terminal strip (X1)
2
Terminal strip (X204)
3
Terminal strip (X200)
4
Terminal strip (X201)
5
Fuse, controller (F1)
6
Terminal strip (X205)
7
Fuse, EMERGENCY STOP mode (F5)
8
Fuse light/water pump (F6)
9
Fuse, lifting motors, brush head and
suction bar (F7)
10
Electrical connection, drive motor (X300)
“+”
11
Fuse Drive motor (F2)
12
Electrical connection, main contactor
(X202) “+”
13
Electrical connection, drive motor (X301)
“–“
14
Fuse, brush motor (F3)
15
Electrical connection, brushmotor (X400)
“+”
16
Electrical connection, brushmotor (X400)
“–“
17
Fuse, suction motor (F4)
18
Electrical connection, suction motor
(X700) “+”
19
Electrical connection, suction motor
(X701) “–“
20
Terminal strip (X900)
21
Terminal strip (X902)
22
Electrical connection, battery plug con-
nection, negative battery post (X203) “–“
23
Terminal strip (X901)
Note:
The new main control printed circuit board
2.816-067 will be installed as of
manufacturing number 10800.
For connections on terminal strips con-
cerned and fuse values see circuit diagram
0.088-682
Tightening torques for:
Item 10, 15, 18 (M5) = 3,5 Nm
Item 13, 16, 19 (M6) = 5,9 Nm
Item 22 (M10) = 17 Nm
REVISED
