Kärcher HDS 9/50 De Tr1 Service Manual page 136

Clean / change the reed switch for flow monitoring
Clean magnetic pen
136
English 5.906-736.0 Rev. 00 (07/15)
 Disconnect the high-pressure outlet to the booster
heater.
 Unscrew the screw for fastening the safety block form
the console, remove the block.
NOTE
Observe the installation position of the reed switch on the
casing:
The marking on the reed switch points centrally to the casing!
1 Reed switch
2 Clips
 Open clips, pull out the reed switch for flow monitoring.
 Clean reed switch; change in case of a defect.
Observe the cable run when changing the switch!