9. Maintenance & repair
(A) To avoid and electric-shock or device damage, do not wet
inner part of the tester.
(B) Avoid the tester from being dropped down that would
damage or disconnect devices apart.
(C) Wipe the tester surface with soft, dry cloth and mild
detergent. Prohibit from using sand paper or solvent.
&
Note:
1. This tester is HV operated; user should not open the
outer casing. If any damage occurs, take the tester back to
manufacturer for repair.
2. If the tester isn't under operation for a long period, charge
it at least once per month as to protect the battery from
being deteriorated.
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