Digital Insulation Tester/English
7. BATTERY REPLACEMENT
CAUTION
The following safety information must be observed to ensure
maximum personal safety during the operation of this Instrument.
To avoid electric shock, disconnect the test leads before replacing
the batteries.
When replacing the instrument batteries, do not mix batteries of
different types or old and new batteries.
To avoid electric shock, do not operate the meter until the fuse/
battery door is in place and fastened securely.
Check the battery polarity carefully when inserting the batteries.
Do not short-circuit used batteries, disassemble them, or throw
them in a fire. Doing so may cause the batteries to explode.
Dispose of the used batteries in accordance with local regulations.
a). If the battery power is not sufficient the LCD will display
Replacement with 6 pcs new batteries, type 1.5V size "AA" is
required.
b). Refit thee back the battery cover and four the screws.
10
8. MAINTENANCE & CLEANING
① Repairs or servicing not covered in this manual should only be perfor
med by qualified personnel.
② Periodically wipe the case with a dry cloth. Do not use abrasives or
solvents on this instrument.
9. FUSE REPLACEMENT
WARNING:
To avoid electric shock, disconnect the test leads from any source
of voltage before removing the fuse/battery door.
To avoid electric shock, do not operate the meter until the fuse/
battery door is in place and fastened securely.
Always use fuses of the proper size and rating:
1. Disconnect the test leads from the meter and any item under test.
2. Open the fuse/battery door by loosening the screw on the door using
a Phillips head screwdriver.
3. Remove the old fuse from its holder by gently pulling it out.
4. Install the new fuse into the holder.
5. Always use a fuse of the proper size and rating:
F250mA 600V Ceramic Fuse(UL250mA 600V,Size:6.3x32mm)
6. Put the fuse/battery door back in place. Insert and securely tighten
the screws.
10. MAINTENANCE & CLEANING
1. Repairs or servicing not covered in this manual should only be
.
performed by qualified personnel.
2. Periodically wipe the case with a dry cloth. Do not use abrasives or
solvents on this instrument.
Digital Insulation Tester/English
11