30 MMD 540H Hybrid Multimeter Maintenance
Maintenance
Replacing the Battery
WARNING: To avoid electric shock, disconnect the test leads from any source of voltage before removing the battery door.
1.When the batteries become exhausted or drop below the operating voltage, “BAT” will appear in the
2.Follow instructions for installing battery. See the Battery Installation section of this manual.
3.Dispose of the old battery properly.
WARNING: To avoid electric shock, do not operate your meter until the battery door is in place and fastened securely.
Battery Installation
WARNING: To avoid electric shock, disconnect the test leads from any source of voltage before removing the battery door.
1.Disconnect the test leads from the meter.
2.Open the battery door by loosening the screw using a Phillips head screwdriver.
3.Insert the battery into battery holder, observing the correct polarity.
4.Put the battery door back in place. Secure with the two screws.
WARNING: To avoid electric shock, do not operate the meter until the battery door is in place and fastened securely.
NOTE: If your meter does not work properly, check the fuses and battery to make sure that they are still good and that they are properly inserted.
Robert Bosch LLC | MMD 540H Instruction Manual Version 1 February 2008 |
