Gossen MetraWatt MAVOMASTER, Operating Instructions Manual, Page: 8 / 56

▪ Remove the batteries from the meter if it’s not used for lengthy periods of time, or when they’re
fully depleted. In particular in the case of depleted batteries, leakage may occur and the meter
may be damaged.
▪
Ensure correct polarity when inserting the battery.
▪
When plugging in the measuring probe, make sure that the plug and socket guides are correctly
aligned and avoid the use of excessive force. An incorrectly connected probe can damage the
meter or the probe.
▪
Do not use the meter where it is exposed to moisture or rain, and do not immerse it in water. Avoid
operation with wet or damp hands as well. This may result in electric shock or damage to the
meter.
▪
Do not dismantle, modify or repair the meter. This may result in erroneous measurement results
or damage to the meter.
Caution