G) Relative Value; Replacing The Fuse; Troubleshooting - VOLTCRAFT VC191 Operating Instructions Manual

g) Relative value

This stores an existing reading (a delta) and resets the display to zero. It is a relative reference
point to measure against the next reading.
• This mode is only applicable with the following functions: LOZV , V , V , mV , µA
, mA , A , LPFV , Resistance, Capacitance, Temp.
• Short press the REL/MAX MIN button to enter or exit REL measurement function.
• The symbol will show.

13. Replacing the Fuse

Never operate the meter if the case is open. !DANGER TO LIFE!
1. Turn the function dial to the "OFF" position.
2. Remove the test leads from the input
terminals.
3. Unscrew then remove the battery cover.
4. Unscrew the rear cover screws.
5. Replace the fuse with one that is of the same
type and specification. Refer to the section
"Technical data" for further information.
6. Carefully replace the covers.

14. Troubleshooting

Problem
The DMM will not
power up.
62
Possbile cause
Flat battery
Suggested solution
Replace with new battery.