MAINTENANCE
76 © HAMM AG 2009
3.9.3 Cleaning the water irrigation
system
• Remove the valve insert A with the mem-
brane as well as the spray nozzles B with
filter from the spray nozzle casing.
• Screw up filter head at the water tank and
remove it together with the pressure spring
(observe sealing ring on filter head).
• Pull the filter insert from the water tank.
• Clean water tank thoroughly with pressure
washer (if available) or water jet.
• Flush the spray nozzle housings and the
hoses.
Re-assemble in reverse order. Clean water fil-
ter and spray nozzles according to section 3.6.
3.9.4 Visual inspection of hydraulic
system
Check all lines, hoses and screwed connec-
tions regularly (at least once a year) for leaks
and visible damage. Damaged parts must be
replaced immediately. Further operation is in-
admissible. Oil spurting out can lead to injuries
and fire.
See also section 2.2.9 Water irrigation in
the operating instructions.
15014-10
BA
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