Cleaning And Maintenance; A) General; B) Cleaning - VOLTCRAFT VC-590OLED Operating Instructions Manual

10. Cleaning and maintenance

a) General

You should calibrate the multimeter once each year to guarantee measuring accuracy for years
to come.
The product is maintenance-free apart from occasional cleaning and replacing the batteries.
Instructions on replacing the batteries are included below.
Regularly check the technical safety of the device and test leads — i.e. auf dam-
ages to the housing or pinching, etc.

b) Cleaning

Read and observe the following safety instructions before cleaning the device:
Opening any covers on the product or removing parts – unless this is possible
by hand – may expose voltage-carrying components.
Disconnect the test leads from the DMM and all test objects before cleaning or
maintenance.Turn the DMM off.
Do not use any abrasive cleaners, benzine, alcohol or the like for cleaning. Such substances
may corrode the meter's surface. Moreover, the fumes are harmful and explosive. Do not use
sharp-edged screwdrivers, metal brushes or similar for cleaning.
Use a clean, lint-free, antistatic and slightly damp cleaning cloth to clean the device, the display
and the test leads. Let the meter dry completely before further use.
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