Maintenance
DANGER
Live wires.
Risk of electrical shock.
- Electrical installation work must only be executed by qualified personnel.
DANGER
Maintenance work without disconnecting the variable speed drive.
Risk of electrical shock.
- Disconnect and isolate the variable speed drive before attempting any work on it.
High voltages are present at the terminals and within the variable speed drive for up to 10 minutes after disconnection of the electrical supply. - Always ensure by using a suitable multimeter that no voltage is present on any drive power terminals prior to commencing any work.
DANGER
Live wires. Carry out any work on the variable speed drive and motor.
Risk of electrical shock!
- Electrical installation work must only be executed by qualified personnel.
WARNING
The machine is contaminated with hazardous material.
Risk of poisoning!
Risk of infection!
- If the machine is contaminated with hazardous material:
- Wear appropriate personal protective equipment.
CAUTION
Hot surface.
Risk of burns!
- Before doing anything that requires touching the machine, let it cool down first.
CAUTION
Failing to properly maintain the machine.
Risk of injuries!
Risk of premature failure and loss of efficiency!
- Maintenance work must only be executed by qualified personnel.
- Respect the maintenance intervals or ask your Busch representative for service.
NOTICE
Using inappropriate cleaners.
Risk of removing safety stickers and protective paint!
- Do not use incompatible solvents to clean the machine.
- Shut down the machine and lock against inadvertent start up.
- Turn off the water supply.
If the machine is equipped with a barrier gas system:
- Close the barrier gas supply.
- Vent the connected lines to atmospheric pressure.
If necessary:
- Drain the cooling water from the two cooling water drain plugs (CWD).
- Disconnect all connections.