15. Cleaning and maintenance
a) Cleaning
Do not use aggressive cleaning agents, rubbing alcohol or other chemical solutions as
they can cause damage to the housing and malfunctioning.
• Disconnect the product from the mains before each cleaning.
• Clean the product with a dry, fibre-free cloth.
• If there is any malfunction, stop using the meter and send it for maintenance. Maintenance
and service must only be carried out by qualified professionals.
b) Maintenance
• The DMM should be calibrated once a year for maximum accuracy.
• The DMM does not require maintenance other than battery and fuse replacement.
• Check the device and measuring lines for signs of wear and damage.
16. Disposal
a) Product
Electronic devices are recyclable waste and must not be disposed of in the household
waste. At the end of its service life, dispose of the product in accordance with
applicable regulatory guidelines.
Remove any inserted (rechargeable) batteries and dispose of them separately from
the product.
b) (Rechargeable) batteries
You as the end user are required by law (Battery Ordinance) to return all used
(rechargeable) batteries. Disposing of them in the household waste is prohibited.
Contaminated (rechargeable) batteries are labeled with this symbol to indicate that
disposal in the domestic waste is forbidden. The designations for the heavy metals
involved are: Cd = Cadmium, Hg = Mercury, Pb = Lead (name on (rechargeable)
batteries, e.g. below the trash icon on the left).
Used (rechargeable) batteries can be returned to collection points in your municipality, our
stores or wherever (rechargeable) batteries are sold.
You thus fulfill your statutory obligations and contribute to the protection of the environment.
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