Maintenance Intervals; Maintenance Works - Kärcher KMR 1250 BAT Bedienungsanleitung

Maintenance intervals

Note
The elapsed-time counter shows the timing
of the maintenance intervals.
Maintenance by the customer
Daily maintenance:
Check tyre pressure.
Check the sweeping roller and the side
brush for wear and wrapped belts.
Check dust filter.
Check function of all operator control el-
ements.
Weekly maintenance:
Check leakage and functioning of all hy-
draulic components.
Check for smooth running of the Bow-
den cables and the moveable parts
Maintenance following wear:
Replace sealing strips.
Replace roller brush.
Replace side brush.
Note
For description, see section on Mainte-
nance work.
Follow the instructions in Maintenance
Manual 5.950-535!
Note
Where maintenance is carried out by the
customer, all service and maintenance
work must be undertaken by a qualified
specialist. If required, a specialised Kärch-
er dealer may be contacted at any time.
Maintenance by Customer Service
Maintenance to be carried out after 8 oper-
ating hours:
Carry out initial inspection.
Maintenance to be carried out every 100
operating hours
Maintenance to be carried out every 200
operating hours
Maintenance to be carried out every 300
operating hours
Note
In order to safeguard warranty claims, all
service and maintenance work during the
warranty period must be carried out by the
authorised Kärcher Customer Service in
accordance with the maintenance booklet.

Maintenance Works

Preparation:
Park the sweeper on an even surface.
Turn main key to "0" and remove it.
Lock parking brake.
General notes on safety
Pull out the battery plug.
Danger
Risk of injury! Always apply the safety bar
when the waste container is raised.
Use the safety bar for emptying from a
height.
Danger
Risk of injury! Allow the machine sufficient
time to cool down before carrying out any
maintenance and repair work.
Check the tyre pressure
Park the sweeper on an even surface.
Connect air pressure testing device to
tyre valve.
Check air pressure and adjust if required.
Set air pressure for the front and rear
tyres at 6 bar.
Manually clean the dust filter
Note
During operations, the dust filter should be
shaken and cleaned every 15-30 minutes
depending on the amount of collected dust.
Stop the machine.
Switch off the blower. The dust filter will
be cleaned for approx. 10 seconds.
Switch on the blower.
Check hydraulic unit
Do visual inspection. Infom oil loss to
hydraulic unit, cylinder or hoses to
Kärcher Customer Service.
Replacing side brush
Park the sweeper on an even surface.
The side-brushes lift up.
Turn main key to "0" and remove it.
Loosen the fastening screws.
Remove the wiper blade.
Fix in the new wiper blade.
8
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EN
Checking roller brush
Park the sweeper on an even surface.
Raise roller brush.
Turn main key to "0" and remove it.
Secure the machine with wheel
chock(s) to prevent it from rolling away.
Lock parking brake.
Remove belts or cords from roller brush.
Replacing roller brush
Replacement is due if a visible deteriora-
tion in sweeping performance caused by
bristle wear is evident.
Park the sweeper on an even surface.
Lower roller brush.
Turn main key to "0" and remove it.
Secure the machine with wheel
chock(s) to prevent it from rolling away.
Lock parking brake.
Open right side-flap (1).
Loosen the safety bolts at the lower end
of the fork (2) and tilt the drawbar to the
rear.
Loosen knurled-head screw (3).
Remove roller brush arm (4).
Open roller brush flap (rotating lock) (5).
Draw out the roller brush (6).
Turn in the adjustment screw of the roll-
er brush in clockwise direction (-) up to
the stop.
Assemble it back in the reverse se-
quence.
Installation position of roller brush in direc-
tion of travel
23