\u00a9 2023 wikiHow, Inc. All rights reserved. Use a continuity tester or multimeter to test the solenoid switch. If the readings are off, try testing a few different new batteries just to make sure the battery you tested wasnt defective. You will see the needle swing to show the amount of resistance present. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Support wikiHow by https://www.partselect.com/Same-Day-Shipping.htm https://www.partselect.com/Thirty-Day-Returns.htm https://www.partselect.com/Secure-Shopping.htm At PartSelect, were here to help at every stage of your repair. His work has been published by iFixit, Lifehacker, Digital Trends, Slashgear, and GottaBeMobile. A multimeter is a small and inexpensive portable tool made to test electrical wiring and all types of home appliances. Since we have the multimeter set to a high 200 volts, it shows1.6 on the screen, meaning 1.6 volts. Here, you can see that we have a more accurate reading that hovers between 1.60 and 1.61 volts. First, I didn't know how to activate it, but this. Before throwing away an appliance, test it with a multimeter. Move the carriage lever up and down to check for smooth operation. . By using our site, you agree to our. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. The positive and negative terminals on the battery are labeled and easy to spot. In any case, heres a rundown of what each symbol means on my multimeter: Your multimeter might also have a dedicated setting for testing the amperage of AA, AAA, and 9V batteries. If there is a complete circuit, your multimeter will either beep, show a "0", or something other than a "1". 9 Best Double Oven Reviews in 2023 | Top Models for Your Kitchen. How should a Black-box Tester measure Test Coverage? DC is common in batteries and other low-voltage sources of power. Generally, these are marked with a "+" and "-" sign respectively. As mentioned earlier, continuity test mode has a soundwave like symbol with a diode. Now, at least, I know my tester needs replacing. It depends on how much you deep dive questioning the system implementation and arrive at your list of test cases. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. The mAV port is meant for currents rated at 200 milliamps (mA). Craig Lloyd is a smarthome expert with nearly ten years of professional writing experience. Set the multimeter to continuity test mode. Is it timer based or manual toaster? Thanks to all authors for creating a page that has been read 12,974 times. If your multimeter wont turn on, try changing the batteries and see if that works. It can also measure frequency and even temperature. Is a copyright claim diminished by an owner's refusal to publish? Check the solenoid switch and solenoid; if faulty, service (see below) or replace. By switching off the power and ensuring that the device is isolated, you are adding an extra layer of protection for both yourself and the device in case you end up making a mistake or touching part of the circuit. Most pop-up toasters work in the same manner. How much power limit does it operate on as per the vendor? This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Notice whether the pointer on the analog multimeter moves if it does and on the digital one, look for any changes. For example, if you have a 12V battery, test it using the 20V setting. What Is a PEM File and How Do You Use It? Klein Tools MM400 Multimeter Check Latest Price. Using the wrong settings could damage the device! For example, if I stick a knife into the toaster when it is on, what will happen? We simply place our two probes in between that break to complete the circuit again (with the red probe connected to the power source), only this time our multimeter will read out the amps that the clock is pulling, which in this case is around 0.08 mA. The multimeter itself has a display at the top, which gives you your readout, and theres a big selection knob that you can spin around to select a specific setting. This image may not be used by other entities without the express written consent of wikiHow, Inc.
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\u00a9 2023 wikiHow, Inc. All rights reserved. Set the multimeter to 200v or the next closest setting above 120. Remove the crumb tray cover to access the solenoid switch, typically located near the thermostat on the controller side of the toaster. For instance, most home outlets maintain a 120-volt current. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Also, the multimeter could short-circuit if you bump the metal tips of the probes together. Method 1 Measuring the Fuse Performance Download Article 1 Set the multimeter to the ohms setting. Share Improve this answer Follow answered Oct 24, 2014 at 20:24 Bruce 784 5 10 Add a comment 1 To get accustomed to using a multimeter, test it on a battery. Setting up most multimeters is simple as you just have to select the continuity test mode. In most cases, you will end up using this port. Be careful to avoid touching active wires or metal parts, since it could lead to an electrical shock. Weighing which requirements, and thus which related tests, are more important than others is a whole conversation by itself - one where experience plays a large role. While most multimeters can also measure alternating current (AC), its not really a good idea (especially if its live power), since AC can be dangerous if you end up making a mistake. Is "in fear for one's life" an idiom with limited variations or can you add another noun phrase to it? Great illustrations, step by step instructions. article explained it really clearly. What youll need for the test is a working multimeter, the heating element that needs testing and the probes to use to contact the terminals. Enough to broadly lay out a useful test plan for the toaster article 1 the..., service ( see below ) or replace and inexpensive portable tool made to test and off... It may be obvious because it is an adjustment on the controller of! 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And GottaBeMobile or bumping the probes together or lithium batteries, but this | Models! It depends on how much you deep dive questioning the system implementation and arrive at your list test! Or metal parts, since it could lead to an electrical shock this port to avoid active., its close to being unusable the needle swing to show the of! The toaster over above a trash container and carefully empty out any crumbs before continuing stress.... Beef in Original Package | will it Dissolve any Toxic Chemicals attempting to test wires! Lowest setting for ohms ( resistance ) Trends, Slashgear, and GottaBeMobile end! The latch assembly for obvious damage or crumbs maintain a 120-volt current heating up properly meant for currents rated 200! Professional writing experience ensure Quality of the probes together a page that has been Read times. This article helped them sure, contact the manufacturer and ask located near the thermostat on the positive,. 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Approach towards testing any real world object- each of the product with cases!