Kärcher Checklist H&G Pumps Mode D'emploi page 6

Maintenance and care
 Unscrew the lid from the filling nozzle.
 Remove the entire prefilter.
 Separate the check valve from the prefilter.
 Carefully clean the prefilter and the check valve under flowing water.
 If necessary, rinse the residual dirt from the pump.
 Check the check valve for ease of movement.
 If sluggish, lightly grease the check valve seals using grease (6.288-143.0) avail-
able from Kärcher Service.
Do not use mineral lubricants or oils.
 Connect the prefilter and check filter to each other again.
 Reinstall the prefilter in the pump.
Note the correct installation position!
Position the nose of the prefilter at the matching recess on the filling nozzle.
The prefilter can be inserted without excessive force.
 Start the pump again according to the "Instructions" section.
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