BUCHI Inert Loop B-295 - Manual (Page 58)

7 Maintenance and repairs
58 B-290 Operation Manual, Version I
! CAUTION
Minor or moderate injuries by hot heating bath content.
• Do not drop any water into the hot heating liquid
• Wear safety goggles
Notice
Risk of instrument and instrument damage by liquids and detergents.
• Do not spill liquids over the instrument or parts of it
• Wipe off any liquids instantly
• Use ethanol or soapy water as detergent only
7 .1 Housing
Check the housing for defects (switches, plugs) and clean it regularly with a damp cloth.
7 .2 Glass assembly, tubes
Clean the glass assemblies after each spray process. The glass assemblies can be taken out and
cleaned with commercially available cleaning agents or in an ultrasonic bath. After the glass parts
have been cleaned and fully dried, check each part visually for cracks, scratches and for any parts
or sections that might have splintered off. Take out and replace any damaged glass parts. Clean the
tubes after each spray process with commercially available cleaning agent.
7 .3 Nozzles
A special brush is supplied to clean the central tube of the nozzle body. Most efficient cleaning of all
nozzle types is done in an ultrasonic bath. Clean the tubes and nozzles after each spray process.
The tubes and nozzles can be cleaned with commercially available cleaning agents.