Equus 4320 Manual Pdf High Quality -

This almost always indicates a low 9V battery inside the unit.

A healthy car battery should read approximately when the engine is off. 2. Continuity Testing equus 4320 manual pdf

Touch the leads to either side of a fuse. A beep means the fuse is good; silence means it’s blown. 3. Measuring Resistance (Ohms) Set the dial to . This almost always indicates a low 9V battery