Time
weekly or after 40 operating
hours
monthly or after 160 operat-
ing hours
Lubricating oil for compressed air
maintenance unit (for HKF 50 P)
Festo spezial
Aral Vitam GF 32
Esso Nuto H 32
Mobil DTE 24
BP Energol HLP 32
Troubleshooting
Troubleshooting notes
DANGER
Risk of accident while working on the unit!
During all tasks:
Remove voltage from and secure high
pressure pump at the main switch.
Shut off the cleaning liquid supply.
Interior cleaners with electric drives:
Pull out the mains plug.
Interior cleaners with compressed air
drives: Shut off the compressed air sup-
ply.
Who may remedy faults?
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 "Cus-
tomer Service" may only be done by the
fitters of Kärcher Customer Service.
Maintenance schedule
Activity
Check the maintenance unit
for compressed air.
Check screws for tight fit.
Performance
DANGER
Danger through compressed air. Shut off the compressed air
supply and let existing compressed air escape from the mainte-
nance unit prior to performing maintenance work.
– Drain the water from the water separator by opening the wa-
ter drain screw, drain water and close water drain screw.
– Fill the proportional oiler with suitable lubrication oil by un-
screwing the reservoir and filling it with lubricating oil.
– For oil type refer to following table.
Check that all screws are fitted tightly.
7
-
EN
of whom
Operator
Operator
17