Inspection And Maintenance - Graf 380050 Notice D'installation Et D'entretien

The entire system must be checked for tightness, cleanliness and stability at least once every three
months. The entire system should be maintained approximately every 5 years.
This involves cleaning all system parts and checking that they are functioning correctly so that extinguish-
ing water can be easily extracted at all times.
For maintenance, proceed as follows:
Clean surfaces and built-in parts with water
Remove all dirt and contamination from the tank
Functional check of the extinguishing water removal components
Please note the national requirements.
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Inspection and maintenance

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2021-04