Mastech Measuring Tools & Sensors - Recent Questions, Troubleshooting & Support

Question moved from Cars and Trucks category. Articles and a videos. You can also Google the make and model of yours and add 'review' or 'how to use' to the search query. https://www.google.com/search?q=multimeter+using+all+its+features And as Steve Pack says, mains AC Voltage has a special setting. I blew up a cheap analogue meter when I was young. I wrote a letter and the company sent me a new one. ..

Check the leads connected in the correct order. Insert red cable in the right end hole and black wire in the centre hole. Turn the dial to the beep or diode symbol (near 200 ohms) to check whether the cables are in good condition. Now connect the battery to leads in the correct polarities and turn the dial to 200mV. Observe the value. If the display shows " 1 ", that means out of order. Then turn the dial 2V and 20V respectively to achieve considerable value.

there is no reset (switch off is the only reset) - is the unit not working properly?

https://www.jaycar.com.au/medias/sys_master/images/8919639031838/QM1500-manualMain.pdf

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https://www.youtube.com/watch?v=dk1ifG9ezAs

Hello, i culd find a schematic for the MS8222G, very similar. http://www.radioradar.net/en/service_manuals/measuring_circuits/mastech_ms8222g.html

there should be a little slot at the end this model you just prise the meter in two to replace batrery

i've just uploaded the pdf manual but it's useless, just gives spec. and i was looking for what the 'H' button was for...

yes