4rain 4.000 L Montageanleitung Seite 20

The entire system must be inspected at least every three months for leaks, cleanliness and stability.
Maintenance should be performed at intervals of about 5 years on the entire system. Here, all system
parts are to be cleaned and inspected with regards to proper function. Maintenance should be carried out
as follows:
•
Empty tank completely
•
Check that all mounted parts are firmly fitted
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7. Inspection and maintenance
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