BUCHI Rotavapo R-220 SE - Manual (Page 73)

7 Maintenance and repairs
73 R-220 SE Operation Manual, Version F
Heating bath
Use a commercially available decalcification agent to dissolve residues of calcium and other minerals
in the bath. Subsequently rinse the bath thoroughly!
All housing parts must be completely dried before the system can be connected to mains
again!
! WARNING
Death or serious burns by electric current at cleaning.
• Switch off the instrument
• Disconnect the power cord and prevent unintentional restart
• Wait until the instrument is completely dry before reconneting to mains