\u00a9 2020 wikiHow, Inc. All rights reserved. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. Small resistors (under 100 ohms or so) and also all inductors will seem like short circuits to a multimeter because they are very much like wires. If you operate a device when the resistance is high, you run the risk of shocking yourself, starting a fire, or damaging your device. https://geoffthegreygeek.com/using-a-multimeter/, https://www.hellermanntyton.co.za/binaries/content/assets/downloads/za/manuals-and-operating-instructions/testing_of_electrical_installations_guide.pdf, consider supporting our work with a contribution to wikiHow. If electron flow is inhibited by broken conductors, damaged components, or excessive resistance, the circuit is "open". If you own or have access to an auto-ranging or manual-ranging multimeter you can measure several different aspects of circuits, resistors, and the like. That band represents the resistor’s tolerance. the one I just bought only says ezgo 21764G1 resistor assembly. my old resistor was marked- Dale-cw-5 250 ohms 5%. Direct Current Gain (hFE): This setup is to check transistors and also their DC gain, but it’s mainly useless, given that a lot of electricians and also hobbyists will use the continuity check rather. Set the tool to read ohms (a measurement of resistance) and connect one of its probes to the common output terminal of the resistor. then when I went to check everything I touched the resistor and wow it was hot. Resistance is measured in ohms, and its symbol is Ω. Written on: July 14, 2020. widerstand, resistor image by Sascha Zlatkov from Fotolia.com. Jumper wires 7. so now I'm just confused if I have something major going on or is it possible I now have the wrong resistor? There should some value in MM. Testing continuity in a wire, current, or fuse is a good idea if you’re installing or repairing any electrical components in an outlet, fuse box, car, or appliance. Checking a variable resister is very easy. Please consider making a contribution to wikiHow today. A carbon resistor is creating smoke and the outer lining is breaking up. Don't check on the continuity setting, check on the ohms setting (greek letter omega). This image may not be used by other entities without the express written consent of wikiHow, Inc.