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Replacing The Fuses - Extech Instruments 470 Bedienungsanleitung

True rms-multimeter plus ir-thermometer
Vorschau ausblenden Andere Handbücher für 470:
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REPLACING THE FUSES

WARNING: To avoid electric shock, disconnect the test leads
from any source of voltage before removing the fuse cover.
1. Disconnect the test leads from the meter.
2. Remove the protective rubber holster.
3. Remove the battery cover (two "B" screws) and the battery.
4. Remove the four "A" screws securing the rear cover.
5. Lift the center circuit board straight up from the connectors to
gain access to the fuse holders.
6. Gently remove the old fuse and install the new fuse into the
holder.
7. Always use a fuse of the proper size and value (0.5A/250V fast
blow for the 400mA range, 20A/250V fast blow for the 20A
range).
8. Align the center board with the connectors and gently press
into place.
9. 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.
UL LISTED
The UL mark does not indicate that this product has been
evaluated for the accuracy of its readings.
Support Hotline (781) 890-7440
Tech support: Ext. 200; Email: support@extech.com
Repair/Returns: Ext. 210; Email: repair@extech.com
Website: www.extech.com
21
V5.0
5/04

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