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Fuse Replacement
1. Remove the four screws from the case bottom and stand using a
Philips head screwdriver.
2. Lift the end of the case bottom nearest the input jacks until it unsnaps
from the case top
3. Replace the battery or blown fuse(s)
4. Replace the case bottom, and ensure that all the gaskets are properly
seated and that the two snaps on the case top (near the display side)
are engaged
5. Re-fasten the screws.
Battery: one 9V standard battery (NEDA1604, JIS006P, IEC6F22) or
alkaline battery (NEDA1604A, JIS6AM6, IEC6LF22)
FS1 (for µA/mA current input):
For MM560: 0.63A/500V F IR 200kA fast acting fuse.
For MM570: 1A/1000V F IR 10kA (acceptable alternative;
FS2 (for A current input):
For MM560: 12.5A/500V F IR 20kA fuse.
For MM570: 15A/1000V IR 10kA (acceptable alternative;
Fuse kits, Extech P/N FS880-4 & FS881-4 are available which contain
one each of the fuses for the meters.
UL Listed
The UL mark does not indicate that this product has been evaluated for
the accuracy of its readings.
Extech offers complete repair and calibration services for all of the
products we sell. For periodic calibration, NIST certification or repair of
any Extech product, call customer service for details on services
available. Extech recommends that calibration be performed on an annual
basis to insure calibration integrity.
Tech support: Ext. 200; Email: support@extech.com
Repair/Returns: Ext. 210; Email: repair@extech.com
0.44A/1000V IR 10kA)
11A/1000V IR 20kA)
REPAIR AND CALIBRATION SERVICES
Support Hotline (781) 890-7440
Website: www.extech.com
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