Magnet Brake (Y1) - Kärcher BR 100 R Service Manual

BR/BD 100/250 R BP / RI

5.4.7 Magnet brake (Y1)

Wheel hub motor with electromagnetic brake (Y1)
5 6
5
4
Electromagnetic brake (Y1)
6
12
11
5
Set freewheeling lever (4)
Service Manual 08.2007
Remove and check the electromagnetic
1
brake (Y1)
The electromagnetic brake (1) is correctly adju-
2
sted in the factory. Depending on the load and
operating time, it may be necessary to readjust
3
the brake.
– Secure the machine against rolling away.
– Remove the retaining screws (3) and pull off
the electromagnetic brake (2).
Note:
The brake disc (8) is 10.3 mm (0.406 in)
thick. The thickness must not fall below the
lower worn dimension of 7.5 mm (0.296 in),
4
in this case the brake disc (8) must be
replaced.
Before installing the brake disc (8) degrease
the brake lining (e.g. using a brake cleaner)
– Fasten the electromagnetic brake (2) with the
screws (3).
– Check the brake (see page 114).
7
Check and set the freewheeling lever (M1)
– The brake air gap (12) must equal 1.0 mm
(0.039 in) when removed, measured 3 times at
the circumference.
– The adjustment is performed via the two moun-
ting screws (5) of the freewheeling lever (4).
– In conclusion, also perform the brake adjust-
ment with the mounting plate and a brake test
(refer to page 114).
1 Wheel hub motor (M1)
9
2 Electromagnetic brake (Y1)
3 Retaining screws (3x)
5
4 Freewheeling lever, wheel hub motor (M1)
5 Retaining screws, freewheeling lever (2x)
10
6 Magnetic coil, magnetic brake (Y1)
7 Transmission, wheel hub motor (M1)
8 Brake disc, magnetic brake (Y1)
9 Feeler gauge
10 Pressure plate, magnetic brake (Y1)
11 Sleeve screw
8
12 Brake air gap
Basic settings and service procedures
Page 113 / 171