15 service, maintenance, disposal – KERN & SOHN ALT 250-4B User Manual

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15 Service, maintenance, disposal

Before any maintenance, cleaning and repair work disconnect the
appliance from the operating voltage.

15.1 Clean

Please do not use aggressive cleaning agents (solvents or similar agents), but a
cloth dampened with mild soap suds. Ensure that no liquid penetrates into the
device. Polish with a dry soft cloth.
Loose residue sample/powder can be removed carefully with a brush or manual
vacuum cleaner.
Spilled weighing goods must be removed immediately.

15.2 Service, maintenance

 The appliance may only be opened by trained service technicians who are

authorized by KERN.

 Ensure that the balance is regularly calibrated, see chap. Testing instruments

control.

15.3 Disposal

 Disposal of packaging and appliance must be carried out by operator according

to valid national or regional law of the location where the appliance is used.

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