Kärcher VCN 3 - Troubleshooting; Machine Not Turning On; Abnormal Machine Sounds; Low Suction Power

22 English
Disconnect the unit from the power
source including removal of battery
before making any repairs.
Troubleshooting
Symptom Cause Solution
Machine will
not turn on or
powers off
during use
Insufficient battery
power
Charge the machine
The ON/OFF is not
pressed or other
buttons are pressed at
the same time
Press the On/Off button separately
again
Severe entanglement
of the brush
Clean the roller brush
The battery pack is not
installed in place
Reinstall the battery pack
The air duct is blocked Clean the air duct and filter
Abnormal
sound of the
machine
The air duct is blocked Clean the air duct and filter
HEPA filter is missing Install HEPA filter
Low suction
power
The air duct or filter is
clogged
Clean the air duct or filter