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Search took 0.00 seconds. Search: Posts Made By: Wotname
Forum: Engines and Propulsion Systems 26-11-2020, 17:19
Replies: 33
Views: 11,732
Posted By Wotname
Re: Yanmar xGMxx Tach Sensor Question

:thumb:
Forum: Engines and Propulsion Systems 20-07-2019, 16:00
Replies: 33
Views: 11,732
Posted By Wotname
Re: Yanmar xGMxx Tach Sensor Question

^^ Great news, thanks for posting the outcome. Nice to know it wasn't an expensive fix!
Forum: Engines and Propulsion Systems 18-07-2019, 18:14
Replies: 33
Views: 11,732
Posted By Wotname
Re: Yanmar xGMxx Tach Sensor Question

I'm guessing you will meter out the internal resistance when you fit the new cable/spade terminals :wink:
Forum: Engines and Propulsion Systems 18-07-2019, 03:52
Replies: 33
Views: 11,732
Posted By Wotname
Re: Yanmar xGMxx Tach Sensor Question

I hope you get it sorted without raising a sweat :wink: or having to replace the sensor - they aren't cheap.

Good luck and please let us know what the final fix is.
Forum: Engines and Propulsion Systems 17-07-2019, 19:29
Replies: 33
Views: 11,732
Posted By Wotname
Re: Yanmar xGMxx Tach Sensor Question

Maybe the sensor doesn't like the bridge :smile:

It may be heat related and one way to test is simply run the engine at the dock/mooring under load until it comes up to temperature rather than...
Forum: Engines and Propulsion Systems 15-07-2019, 15:34
Replies: 33
Views: 11,732
Posted By Wotname
Re: Yanmar xGMxx Tach Sensor Question

OK, hopefully these connections will be the problem. They do become loose, dirty and subject to intermittent failure due to vibration.

Is there any chance of cutting a small access hole anywhere...
Forum: Engines and Propulsion Systems 15-07-2019, 05:31
Replies: 33
Views: 11,732
Posted By Wotname
Re: Yanmar xGMxx Tach Sensor Question

They are not hard wired. IIRC, they are push on but they may be screw down - it's been a couple of years since I last removed them.

However I understood from your previous posts that you have...
Forum: Engines and Propulsion Systems 12-04-2018, 05:39
Replies: 33
Views: 11,732
Posted By Wotname
Re: Yanmar xGMxx Tach Sensor Question

No, not too much information :smile:, perhaps unnecessary for me who has spent a lifetime with electrical / electronic / radio systems but no doubt helpful to some who might be reading this thread....
Forum: Engines and Propulsion Systems 11-04-2018, 05:46
Replies: 33
Views: 11,732
Posted By Wotname
Re: Yanmar xGMxx Tach Sensor Question

Thanks Gord, absolutely perfect info!

:Thanx:
Forum: Engines and Propulsion Systems 10-04-2018, 21:44
Replies: 33
Views: 11,732
Posted By Wotname
Re: Yanmar xGMxx Tach Sensor Question

^^, OK I will have to have a close look at the tach for this number, thanks.

If presumably the P stands for "Pulses" then I surmise there is 97 teeth on the flywheel which intuitively seems...
Forum: Engines and Propulsion Systems 10-04-2018, 16:43
Replies: 33
Views: 11,732
Posted By Wotname
Yanmar xGMxx Tach Sensor Question

Does anyone know what principle the Yanmar GM series engines tach sensor uses?

I know it senses flywheel RPM and I understood it "counted" the teeth on the ring gear. However I have also being...
Showing results 1 to 11 of 11

 
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