Operating Instructions
KM 85/50 W B Comfort / KM 85/50 W B Classic
English
30
Accessories
Side brush
6.905-626
Provided with standard bristles for
indoor and outdoor surfaces.
Soft side broom
6.906-132
For fine dust on indoor surfaces,
resistant to moisture.
Hard side broom
6.905-625
For removing stubborn external dirt,
damp-proof.
Profi main brush
6.906-508
KM 85/50 W B Comfort
For professional applications,
especially wear-resistant.
Standard main brush 6.906-509
KM 85/50 W B Classic
Wearproof and wetproof.
Universal bristles for indoor and
outdoor cleaning.
Dust filter
5.731-585
Wetproof, washable. Filter
efficiency > 99,9 %, corresponds to
category C of ZH 1/487 of BIA.
Fault instructions
Machine will not start
Close unit cover
Refuel
Check and clean spark plugs,
replace if necessary
Open the fuel tap
Notify the Kärcher service station
Motor running but machine not
moving
Check belt, friction wheel and
chain
Release push handle lock
(Applies only to
KM 85/50 W B Comfort)
Notify the Kärcher service station
Machine remains stationary on
inclines
Select flatter route
Notify the Kärcher service station
Machine not sweeping properly
Check the main brush and the
side brushes
Check belt for tension and
operation; replace, if necessary
Re-adjust main brush
Replace the sweep roller
Notify the Kärcher service station
Machine making dust
De-dust or replace the dust filter
Empty debris container
Adjust or replace the sealing strip
Replace seal at debris container
and main brush box
Poor sweeping around the edges
Readjust lowering of the side
brush
Replacing the side broom
Notify the Kärcher service station
Raising the side brush does not
function
Check the Bowden cable of the
raising mechanism
Notify the Kärcher service station
Technical data
Unit data
Length x width x height
1355 x 910 x 1155 mm
Weight
126 kg
Sweeping speed
4,5 km/h
KM 85/50 W B Comfort
Climbing capacity, max.
18% with the additional
brake 2.640-301.0
approved up to a max. of 2%
without the additional brake
KM 85/50 W B Classic
Climbing ability limited to
max. 2 %
Main brush diameter
250 mm
Side brush diameter
410 mm
Area performance
3825 m²/h
Maximum operating time per full
fuel tank
1,5 h
Working width without side brush
610 mm
Working width with side brush
850 mm
Debris container volume
50 litres
Degree of protection
IPX 3 drip-proof
Engine
Type
Honda, 1-cyl. four-stroke engine
Displacement
135 cm³
Operating speed
2500 ±100 1/min
Power output, max.
3,3 kW/4,5 PS
Fuel, premium (unleaded)
Tank capacity 1,1 l
Engine oil, SF, SG
0,55 l
SAE 10W30
Spark plug, NGK
BPR 6 ES
Filter and suction system
Dust filter filtering surface
2,3 m²
Filter application category for
non-health hazardous dusts
L
Nominal vacuum intake system
4 mbar
Intake system nominal volumetric
flow
45 l/s
Unit vibrations (ISO 5349)
Upper limbs
2,9 m/s²
Ambient conditions
Temperature
-5 - +40°C
Air humidity, non-dew developing
0-90%
Noise emission
Sound level
(EN 60704-1)
75 dB(A)
Guaranteed noise
level (2000/14/EU)
93 dB(A)
