Emergency Operation Hydraulic Valve; Opening/Closing The Lock; 2-Brush Sweeping System Attachment (Ex Works); View Of The Device For A 2-Brush Sweeping System - Kärcher MC 250 Betriebsanleitung

2.0.4 Emergency operation hydraulic valve

The emergency operation is required for the following ac-
tivities:
● Raise lower the waste container if the device's hydrau-
lics have failed, e.g. due to a failure of the engine.
Emergency operation hydraulic valve
1
Manual pump
2
Knurled screw
3
1. With the engine switched off: Turn the knurled screw in-
to the appropriate position, the waste container can be
raised or lowered.
2. Operate the manual pump with the hand tube located in
the box under the passenger seat.
3. Before starting work in the engine compartment, secure
the raised waste container with the red safety supports
(on the lifting cylinders) on the left and right.
2.1

Opening/closing the lock

The lock secures the attachments (e.g. sweeping system,
front power lift). It is located on the left and right-hand side
in front of the front wheel and can be identified as a yellow
lever.
CAUTION
Danger of accident
Check the locking mechanism for correct adjustment with
each attachment.
Lock nut
1
Screw
2
Locking lever, yellow
3
Handle
4
Attachment point, vehicle/attachment
5
1. Opening the lock
a Unscrew the counternut.
32
b Loosen the screw from the left and right-hand locking
lever by approx. 1 cm. The lock is released.
c Lift the locking lever via the side handle, then push it
backwards. The attachment can be removed.
2. Closing the lock
a Insert the mounting arm of the attachment as far as its
stop.
b Push the locking lever forwards.
c Tighten the screw; check to ensure the attachment is
fixed securely in place.
d Tighten the lock nuts.
2.2 2-brush sweeping system attachment (ex
works)
2.2.1 View of the device for a 2-brush sweeping
system
Figure: Sweeping system attached
2-brush sweeping system with suction mouth
1
Side brushes
2
Water connection
3
Hydraulic connection
4
Attachments power supply
5

2.2.2 Requirements for removal/installation

A changing carriage is required for removing/attaching the
sweeping system.
Note
Optional accessory, order no. 2.852-862.0
1 Park the vehicle on a level surface.
2 The brush system must be sitting on the changing car-
riage for removal/installation from/on the vehicle. Use a
lift truck for removal/installation.
3 The corresponding > Sweep < program must be select-
ed on the display.
English