English
9
Danger
Risk of accident while working on the unit!
During all tasks:
Î
Remove voltage from and secure high
pressure pump at the main switch.
Î
Shut off the cleaning liquid supply.
Î
Pull out the mains plug.
Operator
Work designated with the sign “Opera-
tor” may only be carried out by persons
who have been instructed in the safe
operation and maintenance on the high
pressure plant.
Electricians
Only persons with a professional train-
ing in the electro-technical area.
Customer Service
Work designated with the sign “Custom-
er Service” may only be done by the fit-
ters of Kärcher Customer Service.
1 Screwed sealing plug
2 Bevel wheel
3 Axle stub
4 Slide ring gasket
Î
Loosen the locking screw.
Î
Remove the disc and the circular blank.
Î
Pull off the bevel wheel.
Î
Remove the slide ring gaskets by
means of a small screwdriver. Ensure
that the grooves and borings are not
damaged.
Î
Carefully remove dirt from the grooves
and borings.
A Slide ring
B O ring
Î
Insert the O-ring into the groove.
Î
Press the slide ring together to shape a
kidney-shaped form. Make sure that
there are no sharp kinks.
Î
Insert the slide ring into the groove in
this shape and press into the groove in
the direction of the arrow.
Î
Install the second slide ring gasket.
Î
After that, calibrate using the mandrel
(order no. 5.901-068).
Î
Grease the axle stub and the seals with
silicone grease.
Î
Attach bevel wheel.
Î
Mount the disc and the circular blank.
Î
Lubricate locking screw with sealant
and screw it in.
Troubleshooting
Troubleshooting notes
Who may remedy faults?
Replace slide ring gaskets
Summary of Contents for HKF 50 M
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