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Page 5 of the general approval no. Z-65.26-304 issued by the Building Inspection Authorities on June 26, 2001
5.
Provisions concerning use, maintenance and regular checks
The leak detector must be operated and maintained according to paragraphs 6 and 7 of the
technical specification
1
. The technical specification
should be part of the manufacturer's supply.
By order
Strasdas
Authenticated
Official seal
Deutsches Institut für
Bautechnik
German Institute for
Constructional Engineering
1
Technical specification "Overpressure leak detector DLR-2" of the applicant issued on Mai 15, 2001, tested by the TÜV Nord
e.V.