Pressure Relief Lines Maintenance
(Gas Tight Version Only)
 WARNING
WARNING


Media potentially dangerous.
Risk of poisoning!
Risk of infection!
- Wear appropriate personal protective equipment in case of high concentration of the medium in the ambient atmosphere of the machine.
- Check that pressure relief lines (PRL) are not clogged as described in the following illustrations.
- Description - 1 - Unscrew nuts - 2 - Blow into the pipe 
 NOTICE NOTICE- Pressurized air systems supply too high pressure. - Risk of damage to the machine! - Adjust the pressurized air to 0.2 bar(g) by means of a pressure regulator.
 
In case of clogged pressure relief lines (PRL):
- Remove the clogging or have the machine repaired (contact Busch).
- Description - 1 - Unscrew plugs - 2 - Connect pressurized air to the pressure relief lines - 3 - Air pressure max. 0.2 bar (g) - 4 - Tighten plugs 
- Description - 1 - Tighten nuts 

