Maintenance and repair
- Carry out maintenance tasks according to the regulations.
- Only carry out maintenance tasks described in these installation and operating instructions.
- The spark-proof gaps must only be repaired according to the manufacturer’s design specifications. Carrying out repairs according to the values in tables 1 and 2 of DIN EN 60079-1 is not permitted.
- Only use screws as stipulated by the manufacturer, which at a minimum correspond to a strength class of 600 N/mm² (38.85 long tons-force/inch²).