Operating instructions
KM 85/50 W B
English
27
Maintenance every 50 operating
hours
For oil change, filling quantity,
and type see Technical Data
Check the air cleaner, replace if
greatly fouled
Check the spark plug, clean it if
required
Check operation of safety switch
Check tension, wear and
operation of traction belts and
drive chain
Check freedom of movement of
Bowden cables and moving parts
Check sealing strips at dust filter
and operation of filter shaker
Check setting and wear of
sealing strips in sweeping area
Check sweeping pattern and
operation of main brush and side
brush
Clean and check dust filter,
replace, if necessary
Check roller and side brush for
wear and trapped straps
Check operation of all operating
devices and indicator lights
Note:
Where maintenance is undertaken
by the customer, all service and
maintenance work must be carried
out by a qualified employee.
A Kärcher specialist dealer can be
consulted whenever support is
necessary.
Maintenance by the
customer service
department
(Comply with service manual)
Maintenance after the first month
or 5 operating hours
First inspection
Maintenance every 50 operating
hours
Maintenance every 100 operating
hours or half-yearly
Maintenance every 500 hours or
yearly
Note:
To safeguard warranty rights, during
the warranty period all service and
maintenance work must be
performed by an authorised Kärcher
after sales service.
Maintenance tasks
Preparations
Stand sweeper on a flat surface
Lock the hand brake
Lock push handle
Checking the safety switch
Warning!
—
The engine must cut out if the
unit cover is opened while the
engine is running.
—
The safety switch is defective if
the engine does not cut out.
Inform After-Sales Service.
Open unit cover
Safeguard the unit cover from
shutting with the cover support
during work on the unit
Safety notes
Danger!
The engine takes approx. 3...4 s to
run down after being shut off.
It is imperative to keep away from
the area of the drive unit during this
period!
Danger!
Danger of burns!
Allow the machine to adequately
cool down prior to all
maintenance and repair work
Do not touch hot parts such as
drive motor and waste gas
system.
Caution, environment is
endangered by engine oil!
Take spent oil after an oil change
to an oil collecting point or a
waste disposal company.
Danger!
—
The permissible maximum tank
filling when the sweeper is tilted
back onto the push handle is half!
Close the fuel feed line
Remove the debris container
prior to tilting the sweeper (see
section on "Emptying debris
container") and unlock the push
handle lock!
Check the engine oil level
Note:
Allow at least 5 minutes to elapse
after engine standstill before
checking it
Turn out oil dip stock
