Buchi CH-9230 - Cleaning and Servicing; Regular Maintenance Tasks; Ultrasonic Nozzle Cleaning Procedures

7 | Cleaning and servicing BÜCHI Labortechnik AG
28/34 Operation Manual Ultrasonic Package
7 Cleaning and servicing
NOTE
Users may only carry out the servicing and cleaning operations described in this sec-
tion.
Any servicing and repair work which involves opening up the casing may only be car-
ried out by BUCHI service technicians.
u Use only genuine BUCHI consumables and spare parts in order to ensure correct
operation of the device and preserve the warranty.
7.1 Regular maintenance work
Component Action Frequency
Housing u Wipe down the housing with a damp
cloth.
u If heavily soiled, use ethanol or a mild
detergent.
Weekly
Warning symbols u Check that the warning symbols on
the instrument are legible.
u If they are dirty, clean them.
Weekly
7.2 Cleaning the ultrasonic nozzle
NOTICE
Sharp cleaning tools
Sharp cleaning tools can damage the surface.
u Do not use any sharp cleaning tools.
NOTICE
Ultrasonic bath
Cleaning the instrument in an ultrasonic bath cause damage.
u Do not put the nozzle tip more than 10 mm into the ultrasonic bath.
10mm