Measuring RPM: A simple solution - Lawn Mower Forum
2012年8月28日 · This tool relies on the vibration of the engine as the key to RPM. The device is called a Sirometer and probably the best-known is Treysit. The principle is to place the sirometer onto the engine where you desire a measurement and adjust the inner sliding disc until the reed extending from the left shows maximum vibration.
Engine Checking Engine RPM ? How To - Lawn Mower Forum
2013年6月9日 · You use a tachometer to check engine rpm. they range in price from about $30 for a simple tiny-tach, to about 180 for a top of the line digital. Whatever tach you get it needs to be able to read rpm on an engine that fires every revolution. Auto tachs are not set up to read every revolution, so will need a small engine tach.
Regulator/Rectifier Test - Lawn Mower Forum
2019年5月24日 · 1. I hooked up my multimeter to the rectifier-regulator plug A/C terminals and ran the engine at 3600 RPM which displayed 43 volts AC. (I've read that I should have at least 28 volts AC. Could the regulator be putting out too much A/C?) 2. I then attached the rectifier-regulator to the engine making certain that it was well grounded. See ...
Testing compression testers - Lawn Mower Forum
2020年10月6日 · Needed a new compression tester for bigger engines and auto engines. After a little research i picked up the Innova 3612. I specifically chose this one because it has the Schrader valve at tbe very end of the spark plug adapter. Like my small engine compression tester Using both of these in the same 90cc chainsaw the readings are the same
Runs for 10 minutes then dies - Craftsman eager-1 4.5hp
2015年10月16日 · I'm completely stumped as to what is wrong with this thing. It's a SEARS craftsman eager-1 4.5hp 22" engine model 143.964502. It starts on the first try, runs for as long as 10 minutes, and as soon as I'm cutting a thick section of grass it starts surging and then dies. Then it won't restart...
Honda GCV160 runs great for about 30 seconds, then dies abruptly
2022年4月12日 · First advice was bad float/setting, so tried cleaning the carb, same thing. Then I found where someone said clogged gas cap, cleaned that out, and also tried just running with the cap loose, same result. So I ordered a new carb and air …
Trying to find a tachometer for V-Twin - Lawn Mower Forum
2017年4月2日 · I have a Kohler Vtwin and ive been wanting to get a tachometer but cant find one that will work for my purpose. My engine only goes to 5000-6000 MAX and I already have a hall effect sensor on my flywheel so if theres a tach that has that as the input that would be ideal. (ive tried the cheap ones but they all died a week later). If you have a ...
Briggs Backfiring! New Carb, and Cam done. Now what?
2020年11月14日 · So I work on plenty of small engines, but this one has me stumped. I am working on my brother's John Deere 190C lawn tractor with a Briggs and Stratton V Twin 25hp Engine. It has multiple problems, but the biggest issue is it currently backfires through the carb, and fouls plugs up.
Cheap compression testers? - Lawn Mower Forum
2020年10月2日 · The other problem with small volume gauges is the volume of the spark plug. My tester came with 4 different plug lengths but unfortunately all 14 mm However it all depends upon on just how accurate you need the results . What you should be doing is taking compression readings at regular intervals like servicing or every season end etc
checking a bulb for inline spark tester | Lawn Mower Forum
2010年6月19日 · And where do i get new bulb at automotive parts house, or would it be just as easy to go to Harbor freight and get a new tester for 3 or 4 dallor. Bulb number is 1c9220-240v thanks K