300781 • 1/2019 • H.S.
63 of 70
Operating Instruction
High Pressure Cleaner cold water, mobile
Series 3x3
9 T
roubleshooting
Error
Possible cause
Remedying
Authorized
personnel
Device
switched off
during
operation
Motor of high pressure
cleaner overheated.
Allow motor to cool down, set
device switch into position 0,
then switch on again (into
position I).
Trained operator
After further switch-on
attempts, the device does
not return to normal
operation.
Contact customer service
Customer service
Internal control circuits or
components defective
Replace defective components.
Customer service
Pump opera-
tion unstable,
provides no
performance
during clea-
ning agent
operation
Internal (version Standard)
or external (version
Premium) detergent
container is empty or not
filled sufficient
Fill or top up (if necessary) the
detergent container with appro-
ved detergent.
Trained operator
Filter of the detergent
suction hose not inserted to
the bottom of the detergent
container.
Insert the filter of the detergent
suction hose to the bottom of
the detergent container.
Trained operator
Filter of detergent suction
hose is contaminated
Clean the filter
Trained operator
Device has
switched off
in stand-by
mode
Device was in stand-by mode
for 20 minutes. Electronic
control has switched off
high pressure cleaner
according to program.
To resume operation, turn the
Start-Stop device switch into
position 0 and then back to
operating position I.
Trained operator
Table 9 - 1
Troubleshooting table
