Kärcher BRC 30/15 C Operating Instructions Manual page 22

Maintenance
Troubleshooting
Problem
Worn brush bearings
Carpet not getting clean Severe soil conditions
Carpet too wet
Carpet not getting wet
22
Cause
Squealing or grinding sound in
brush housing.
Worn spray jet
Solution filter screen clogged.
Spray jet clogged.
Pump not running.
Faulty solution switch.
86348550 BRC 30/15 C
Solution
Replace bearings.
Make several passes at right angles to each other.
Use a pre-spray.
Replace spray jet which is producing a fine mist.
Clean solution filter screen located inside lower
tank.
Clean or replace jet. Do not use a wire to clean
jet. Damaged jet will cause over-saturation.
Check for and correct any loose wires. Repair or
replace.
Replace switch in handle.