Bench Testing an Alternator - DIY Home Improvement Forum
2019年4月12日 · On a typical engine, your alternator is usually driven at about 3 times the engine speed. (Or at least that used to be a common drive ratio) So if you are assuming a 1500 rpm “engine speed”, you need to spin that alternator about 3500 rpm. Take it to an auto parts store where they have a test bench.
Howto bench test an alternator? - YBW Forum
2012年2月26日 · dont forget if the test does work, you will get a substantial torque reaction at the drill, apart from needing a pretty beefy one any way. I have a 60 A alternator connected to a briggs mower engine and had to remove thr regulator, as the alternator would take all the engines power and bog it down,to a stall.
Alternator Regulator Bench Testing & charge fault - YBW Forum
2002年10月31日 · My charging system is broke (charging at 38V & frying the batteries) & initially I suspected the regulator. The regulator is separate from the alternator & easy to get off so it's off & Ive tested it. The reg is a CAV Type 440A with the following connections: -, A, WL, F, HI+, MED+, LOW+ So, to bench test, I connect - to PSU -ve, MED+ to PSU +ve.
Alternator Testing - Idiots' Guide Please - YBW Forum
2008年10月24日 · The other tests is to work out how much current your alternator is actually putting into your battery, although if the first test is working then the second is only a tweak test, i.e. if you are getting 14.4v then you will in 99.9% of times be getting full charge, if not it might be looking for why your alternator is only kicking out 52A ...
How to test Alternator output? - YBW Forum
2005年11月9日 · A good alternator should restore the voltage to between 13.8 - 14.2 volts again within 5 minutes. The alternator should normally hold the battery voltage within that range while running - but only if a) the battery was fully charged to start with, and b) …
Alternator problem - YBW Forum
2012年4月5日 · I'd suggest taking the alternator along to a competent auto-electrician and having it given a thorough test, on a bench. My very similar symptoms were traced to an intermittent fault in the on-board regulator, easily rectified, within minutes, by replacing the part.
Volvo Penta 2003 alternator connections - YBW Forum
2005年2月25日 · Background information is that the engine was removed some months ago for mechanical overhaul. The gearbox, flywheel, bellhousing, starter motor had to be stripped off to get the engine out. The engine was rebuilt on the bench and test run using temporary connections. Thanks Ash
How do I test my alternator - YBW Forum
2004年6月20日 · Take the alternator off the boat adn take it to them. They will be able to test it but do not let them flog you a service exchange unit for megabucks, when you can get the brush kit for a few quid. In my Granada case an exchange alternator was …
test yanmar 1gm10 alternator? - YBW Forum
2010年6月3日 · Hi i want to test my alternator with mulimeter but i dont have the wiring loom as im testing at home engine in shed as rebuilt anyone familiar with these hitachi's? on the back there is a positive....presume positive battery? then there are is a …
Volvo Penta alternator wiring - YBW Forum
2005年12月3日 · I am convinced that the alternator has an internal regulator. Apart from 12.6v, engine running or not, the lack of ignition light, and erratic rev counter, everything ele works ok. The diagrams I have, show an alternator as you describe, with the 61 terminal. I must presume my alternator is of much later pedigree than the one shown on the diagram.