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Tachometer stuck!
Posted: Tue Jul 23, 2019 10:04 am
by Dizel8
So apparently I’m always at 1800 RPM even when power is off.
Anything in particular to look for or should I send out for repair and if so, any recommendations?
Re: Tachometer stuck!
Posted: Wed Jul 24, 2019 9:29 am
by BigGib
What brand gauge? Is it Faria? Does it move at all when being tapped?
Re: Tachometer stuck!
Posted: Wed Jul 24, 2019 10:45 am
by Big Block Power
Time to send it in.
Re: Tachometer stuck!
Posted: Sun Aug 04, 2019 7:34 pm
by Mike in SC
Mine does the same thing. I'm waiting for boating season to be over to send it in for a refurb.
Mine moves around sometimes with the engine running, but random rpm indication.
I wonder if it would be easier/cheaper to buy a new one?
Re: Tachometer stuck!
Posted: Mon Aug 05, 2019 4:15 am
by hawranek
Before sending it for repair try to move the selector of #cylinders on the back of tachometer. Rotate it few times and back to position you started (according to #cylinders you have in your engine)
That worked on my previous boat tacho. The selector conectors get some oxidation overtime and couse inaccurate readings
Re: Tachometer stuck!
Posted: Mon Aug 05, 2019 8:32 am
by hawranek
it should look similar to this:
Re: Tachometer stuck!
Posted: Mon Aug 05, 2019 8:46 am
by AsLan7
hawranek wrote: Mon Aug 05, 2019 8:32 am
it should look similar to this:
.
thx for posting that pic hawranek. Another great resource for the site.

Re: Tachometer stuck!
Posted: Mon Aug 05, 2019 7:05 pm
by Mike in SC
Something to try! I appreciate it.
Re: Tachometer stuck!
Posted: Wed Aug 07, 2019 5:50 am
by Dizel8
Thanks all, going to send it out for refurbishment.