B&K Precision 879B - Manual - Manual (Page 97)

95
MAINTENANCE
WARNING: Do not perform any service by yourself.
Service should only be done by qualified personnel
and trained technicians.
Service
If the instrument fails to operate, check battery and
test leads. Replace them as necessary. If the
instrument still cannot work, verify with the operating
instructions to make sure correct procedures are
followed.
When servicing, use specified replacement parts only.
Note: The meter must be completely turned off while
replacing the battery. Refer to “Installing Battery”
section for details.
Cleaning
WARNING: To avoid electrical shock or damaging
the meter, prevent water from getting inside the case.
In the case that water gets inside, remove the battery
immediately and do not operate the instrument