User Guide

1817
Maintenance
Battery Installation or Replacement:
1. The #61-492 is powered by one 9 volt battery.
2. Remove the test leads from the front terminals and turn the meter off.
3. Remove the screw from the battery cover and lift to remove.
4. Replace batteries.
5. Make sure the battery box leads do not become pinched between the case and battery cover before
replacing the battery cover and screw.
Fuse Replacement
1. Remove the test leads from the front terminals and turn the meter off.
2. Remove the screw from the battery cover and lift to remove.
3. Remove the battery.
4. Remove the three screws connecting the top and bottom cases of the meter.
5. Separate the top case and PCB of the meter.
6. Replace the fuse (Fuse 1 or Fuse 2)
7. Re-assemble the top case and PCB of the meter
8. Assemble the top case, PCB and bottom case of the meter.
9. Re-install the battery and battery cover.
Warning
To avoid electrical shock, remove test lead before opening the
cover. Repairs or servicing not covered in this manual
should only be performed by qualified personnel.