13
Machine Troubleshooting
Problem
Possible Cause
Solution
Check the main power supply (building circuit breaker).
Check the cord connection at the wall outlet
Switch lever safety lock not depressed
Hold in the switch lever safety lock and then engage switch levers.
Bad connection
Check the motor and cord interlock connections.
Bad motor start capacitor
Contact an authorized Karcher Distributor.
Defective motor start switch
Contact an authorized Karcher Distributor.
Using extension cord with wire smaller than 12/3. Replace with a 12/3 extension cord.
Using more than one extension cord. Only use one 50ft 12/3 extension cord.
Bad motor run capacitor
Contact an authorized Karcher Distributor.
Defective handle switch
Contact an authorized Karcher Distributor.
Eliminate extension cord & locate a power source closer to work site.
Have voltage checked by a qualified electrican.
Not on a dedicated circuit
Make sure there is no other items using power on the circuit.
Try a different pad that is less aggressive.
DO NOT add weight to machine. Remove any excess weight added to machine.
Bad connection
Contact an authorized Karcher Distributor.
Defective motor
Contact an authorized Karcher Distributor.
Defective pad
One side is more dense than the other. Replace pad.
Machine left setting on pad for extended time
Pad has taken "a set". Replace pad.
Warped or damaged padholder
Replace.
Pad not installed properly / not centered
Remove and install properly.
Machine wobbles
during operation
Machine will not start
No power
Motor runs sluggish
Low voltage
Fuse / circuit breaker
repeatedly trips
Low voltage
Motor is overloaded
