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The applicable regulations and standards have to be complied with, especially:
• EN 50014: 1997 + Corrigedum: 1998 + A1: 1999 + A2: 1999
(VDE 0170/0171, Part 1: 2000, DIN EN 50014: 2000-02)
• EN 50020: 1994
(VDE 0170/0171, Part 7: 1996, DIN EN 50020: 1996-04)
• EN 50039: 1980
(VDE 0170/0171, Part 10: 1982, DIN EN 50039: 1982-04)
• EN 60079-14: 1997
(VDE 0165 Part 1, DIN EN 60079-14: 1998-08)
• EN 60947-5-6: 2000
(VDE 0660 Part 212, DIN EN 60947-5-6: 2000-12)
1.7 Maintenance
In case of a failure, the defective module must be replaced with the same, or with another ap-
proved type.
Note For further information on assembly and installation see the HIMA ca-
talog "The H41q and H51q System Families".
Any repair work must only be carried out by the manufacturer.