Replacing The Fuses - Extech Instruments MG302 User Manual

REPLACING THE FUSES

WARNING: To avoid electric shock, disconnect the test leads from any source of voltage before
removing the meter cover.
1. Disconnect the test leads from the meter.
2. To replace the 500mA fuse only, remove the battery cover (four screws); the 500mA fuse will be
visible and accessible.
3. To replace the 10A fuse, remove the six screws securing the rear cover and remove the rear
cover.
4. Gently remove the old fuses and install the new fuses into the holders.
5. Always use a fuse of the proper size and value (0.5A/1000V fast blow for the 400mA range [SIBA
70-172-40], 10A/1000V fast blow for the 20A range [SIBA 50-199-06]).
6. Replace and secure the rear cover, battery and battery cover.
WARNING: To avoid electric shock, do not operate your meter until the fuse cover is in place and
fastened securely.
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