Karcher KM 75-40 W P - Manual (Page 20)

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Troubleshooting
Fault Remedy
Appliance cannot be started Close appliance hood
Check the hood contact switches
Refuel
Open fuel cock
Check and clean spark plug, replace if necessary.
Check setting of multifunctional lever
Check bowden cable to the motor
Inform Kärcher Customer Service.
Engine is running but machine is
not moving Adjust the Bowden cable of the acceleration drive
Checking the V-Belt
Inform Kärcher Customer Service.
Device comes to halt while climbing
a slope Drive over a path with lesser slope
Adjust the Bowden cable of the acceleration drive
Checking the V-Belt
Inform Kärcher Customer Service.
Machine is not sweeping properly Check roller brush and side brushes for wear, replace if necessary.
Check function of bulk waste flap
Release the Bowden cable of the bulk waste flap (adjustment screw)
Check belts for tension and functioning; replace, if required
Adjust roller mirror
Replacing roller brush
Inform Kärcher Customer Service.
Dust gathers in the machine Check function of bulk waste flap
Release the Bowden cable of the bulk waste flap (adjustment screw)
Check dust filter, clean or replace
Empty waste container
Replace sealing profile at the waste container
Check the seal on the dust filter
Check sealing strips for wear, adjust or replace as required
Poor cleaning performance at edges Adjust side-brush lowering
Replace side brush
Lower the side brushes
Check the drive belt of the side brush
Inform Kärcher Customer Service.
Side-brush raising does not func-
tion Check Bowden cable of the side-brush raising
Inform Kärcher Customer Service.
The new roller brush brushes
against the waste container Correct the setting of the sweep track; for this, engage both adjustment levers into the upper boring
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20 EN