Troubleshooting Guide - Kärcher KM 100/120 R Bp Originalbetriebsanleitung

Removing:
1. Park the machine on a firm, horizontal surface.
2. Switch off the machine, see chapter Switching off the ma-
chine.
3. Open the corresponding cladding, see chapter Open/close
the left/right cladding.
4. Use chocks to secure the opposite rear wheel against rolling
away.
5. Loosen the wheel screw approx. 1 turn anticlockwise, e.g. with
a spider wrench.
Illustration O
Jacking point
1
Symbol for jacking point
2
Washer
3
Wheel screw
4
Rear wheel
5
6. Attach a suitable jack to the jacking point and raise the ma-
chine until the rear wheel can rotate freely.
For machine weights, see chapter Technical data.
7. Unscrew the wheel screw and remove it together with the
washer.
8. Remove the rear wheel from the wheel hub.
9. Have the defective rear wheel repaired in a specialist work-
shop or have it replaced.
Installing:
10.Put the rear wheel on the wheel hub.
11.Hand-tighten the wheel screw together with the washer, e.g.
with a spider wrench, in a clockwise direction.
12.Lower the machine.
13.Tighten the wheel screw.
Tightening torque: 56 Nm.
14.Close the corresponding cladding, see chapter Open/close
the left/right cladding.
15.Remove the chocks.
Removing/installing the front wheel
1. Have the removal and installation of the front wheel carried out
by a Service provider.
Checking the hydraulic oil level/topping up the hydraulic oil
Note
The machine's hydraulic system is a closed system with no ma-
terial consumption. As long as there are no leaks, it is not neces-
sary to check the hydraulic oil level. If leaks or malfunctions are
detected, inform the Service provider and have the hydraulic sys-
tem repaired.

Troubleshooting guide

WARNING
Risk of injury and damage when working on live parts!
Working on live parts of the machine may result in injury from
electric shock and damage to the machine.
Switch off the machine, disconnect the mains plug of the charger
from the mains socket and disconnect the power supply to the
machine before carrying out inspection, maintenance or cleaning
work.
Have repairs to live components carried out only by an authorised
customer service.
WARNING
Risk of injury due to sudden start-up of motors and systems!
When the machine is switched on, motors or systems can start
abruptly and cause injuries due to e.g. jamming, crushing or
shearing.
Switch off the machine and remove the key from the key-operat-
ed switch before carrying out any inspection, maintenance or
cleaning work.
You can remedy minor faults using the following overview.
Contact the Service department in the case of any faults not list-
ed!
30
Removing/installing the fuse
ATTENTION
Risk of damage if unsuitable fuses are used!
If fuses are used that do not comply with the manufacturer's spec-
ifications, electrical and electronic components can be irreversi-
bly damaged.
Only use fuses that comply with the manufacturer's specifications
in terms of shape (plug-in fuse, strip fuse) and amperage (A).
If a function fails, check the corresponding fuse and replace it if
necessary. If necessary, contact the service department.
Removing:
1. Switch off the machine, see chapter Switching off the ma-
chine.
2. Disconnect the power supply, see chapter Disconnecting/con-
necting the power supply.
3. Open the left-hand cladding, see chapter Open/close the left/
right cladding.
4. Unscrew the screw.
Illustration U
Screw
1
Cover for electronics box
2
Latching hooks
3
5. Pull the cover of the electronics box slightly forwards, unhook
it from the latching hook at the back and remove it.
6. Identify the defective fuse.
7. Remove the corresponding fuse cover.
Illustration V
Fuse F1 (plug-in fuse 30 A)
1
Fuse F2 (strip fuse 150 A)
2
Fuse F3 (strip fuse 200 A)
3
Fuse cover
4
8. Remove the fuse.
a Plug-in fuse: Pull the plug-in fuse out of the fuse holder.
b Strip fuse: Unscrew the nuts and remove the remains of the
strip fuse from the fuse holder.
Installing:
9. Install the fuse.
a Plug-in fuse: Insert the plug-in fuse into the fuse holder as
far as it will go.
b Strip fuse: Insert the strip fuse into the fuse holder and tight-
en the nuts.
10.Fit the safety cover.
11.Mount the cover of the electronics box on the latching hook
and push backwards.
12.Tighten the screw.
13.Close the left-hand cladding, see chapter Open/close the left/
right cladding.
14.Connect the power supply, see chapter Disconnecting/con-
necting the power supply.
English