Thread: SW Tach "wandering needle"
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Old 09-25-2009, 04:04 PM
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ZOERA-SC7XX ZOERA-SC7XX is offline
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Location: Meriden, CT
Cobra Make, Engine: ERA 427 SC s/n 718, 428 FE
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My tach was going crazy. once I found the correct ground wire, it worked perfectly. Don't give up. It's probably not the tach itself.
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