grandMA3 User Manual Publication
Maintenance

Maintenance

Warning:
All repair and service work has to be exclusively performed by qualified service technicians as live parts may be exposed when opening and/or removing coverings. Touching live parts may cause electric shock.
  • Disconnect power supply before cleaning; 
  • Clean the surface with a dry cloth only; 
  • Do not use liquid cleaner or compressed air; 
  • Do not use solvent; 
  • Check if the ventilation holes are blocked; 
  • Depending on the environment, we recommend to professionally clean the device every 2 to 5 years.