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Alternator/tach problem
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Posted by Val on August 12, 2004 at 10:36:25 from (65.243.226.18):
I have a AC 7000 that has the tach running off a terminal on the alternator. The tach works fine when you start but after I run the tractor for a couple of hours (less if I'm using lights) the tachometer goes way up on the RPM's even though the throttle hasn't been moved. It comes down when you throttle back but is not accurate. I've had the alternator checked out twice and it seems to improve for a short time after each service but doesn't last. Any ideas?? Thanks for the help.
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