12
7 Repair
Regularly check the filter system for leaks. Regularly check the hoses for kinks. Bent hoses must be
replaced.
The complete fi lter system must be replaced in rotation after a maximum of ten years. The hoses
must be replaced in rotation after a maximum of fi ve years.
!
Caution: Before replacing fi lter systems or hoses, read the technical data (Chapter 9) and the
operating and safety information (Chapter 3).
Regularly clean the outside of the filter system with a soft, damp cloth.
!
Caution: Do not use any abrasive chemicals, cleaning solutions or astringent cleaning agents.
8 Troubleshooting
8.1 No water fl ow
Cause: Water intake closed.
Troubleshooting: Open the water intake at the upstream stop valve or by closing the locking
handle
2
on the fi lter head
1
.
8.2 No or low water fl ow in spite of open water intake
Cause: Mains pressure too low.
Troubleshooting: Check mains pressure. If the fault continues, check the filter system and filter
cartridge and replace if necessary.
Cause: Filter head not mounted in direction of flow.
Troubleshooting: Dismantle filter head and install in direction of flow (Chapter 4).
8.3 Leak
Cause: Screwed connections not fitted correctly.
Troubleshooting: Check mains pressure. Check all screwed connections and mount according to
Chapter 4. If the fault persists, replace fi lter system.
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