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Replacing Batteries or Fuse
2.1 Replacing Batteries or Fuse
WARNING
• To avoid electric shock, turn off the MEASURE key,
disconnect the test leads from the measuring object
before replacing the battery cover.
• After replacing the batteries, reattach the cover and
secure the screw before using the instrument.
• Battery may explode if mistreated. Do not
shortcircuit, recharge, disassemble or dispose of in
re.
• Replace the fuse only with one of the specied type,
characteristics, rated current, and rated voltage. Do
not use fuses other than those specied (especially,
do not use a fuse with higher-rated current) or do
not short circuit and use the fuse holder. Doing so
may damage the instrument and result in bodily
injury.
Fuse type: FF0.5 AH/1000 V (70 172 40.0.500:
SIBA GmbH) (Fast blow, arc-extinguishing material
included, and high breaking capacity)
The fuses can be purchased via authorized Hioki
distributor or reseller. (Fuse replacement not
required for the IR4053 or IR4055)
• To prevent instrument damage or electric shock,
use only the screw for securing the battery cover
in place that are originally installed. If you have lost
a screw or nd that a screw is damaged, please
contact your authorized Hioki distributor or reseller.
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