RE 361, RE 361 PLUS, RE 461, RE 461 PLUS, RE 471 PLUS
English
53
Troubleshooting
Before working on the machine, unplug the power cord, turn off the water supply and actuate the spray gun until the pressure has 
been relieved.
Fault Cause Remedy
Motor does not run when switched on 
(hums when switched on)
Mains voltage is too low or improper Check electrical connection
Check plug, cable and switch
Extension cord with wrong cross-section Use an extension cord with a sufficient 
cross-section, see "Connecting the 
machine to the power supply"
Extension cord is too long Connect the machine without an exten-
sion cord or with a shorter one
Mains circuit-breaker has been tripped Switch off the machine, actuate the spray 
gun until water only drips out of the head, 
engage the safety catch, reset the mains 
circuit-breaker
Spray gun not actuated Actuate spray gun when switching on the 
machine
Motor constantly switches on and off High-pressure pump or spray attachment is 
leaky
Have the machine checked by a servicing 
dealer
 1)
Engine stops Machine switches off because the motor is 
overheating
Check whether the supply voltage and 
machine voltage match; let the motor cool 
down for at least 5 minutes
Weak, ragged, unclean jet Nozzle fouled Clean nozzle, see "Maintenance"