13
Maintenance
Warning!
To avoid electrical shock or damaging this instrument, never get water into the meter.
Cleaning
Before cleaning this instrument, make sure the power is switched in OFF position and the power cord
is disconnected from the AC outlet. To clean the meter, wipe the dirty parts with gauze or soft cloth
soak with diluted neutral detergent. Avoid getting the instrument too wet to prevent the detergent from
penetrating into inside parts and causing damages. After cleaning, leave the instrument until it dries
completely. Don’t use chemicals containing benzine, benzene, toluene, xylene, acetone or similar solvents.
Warning!
The following instructions are for qualied personnel only. To avoid electrical shock, do not perform any
servicing other than that contained in the operating instructions unless you are qualied to do so.
When serving, use only specied replacement parts as described hereinafter.
To avoid electric shock, disconnect the power cord from the unit before changing fuse or input voltage
selector.
Selecting different input voltage & protection fuse replacement
To select different input voltage level of AC 100V, 120V 220V or 240V, simply switch to the selected voltage,
so the desired voltage is displayed in the window. Please make sure that the protection fuse rating
matches.
When replacing fuse or selecting the input voltage, please use fuse ratings as specied.
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