6 Maintenance and repairs ELT-400
6-2
6.1.2 Disposal of alkaline and rechargeable batteries
The instrument contains NiMH batteries or alkaline batteries.
Note: Do not put rechargeable or alkaline batteries in household trash.
Return them to the appropriate recycling center.
6.2 Cleaning
• Do not use solvents to clean the casing or probes of the ELT-400 or the
AC adapter / charger unit. Use lukewarm water to which a little liquid
detergent has been added.
• Only use a slightly damp cloth for cleaning. Never let water get into the
instrument.
• To prevent drying marks and spots, use a dry cloth to polish the damp
surfaces of the instrument.
6.3 AC adapter / charger unit
The AC adapter / charger unit is not designed to be repaired.
The entire unit should be replaced if defects or malfunctions occur.
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