2. Measurements made in a humid environment will result
in lower insulation resistance values than a dry environment.
7. BATTERY REPLACEMENT
* Remove test leads before open the battery
cover !
* Risk of electric shock !
1. When the upper left corner of LCD display show "BAT".
It is necessary to replace the battery. However in-spec
measurement may still be made for several hours after
LOW BATTERY INDICATOR appears before the
instrument becomes inaccurate .
2. Loose the screws that on the battery cover(3-6, Fig. 1).
Slide the battery cover & remove the battery.
3. Replace with 6 x 1.5V AA(UM-3) battery and reinstate
the cover.
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