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  #1  
Old 09-21-2012, 04:41 PM
63roundbody 63roundbody is offline
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Default How to trouble shoot tach adapter.

Hello,
I have the tach adapter 8920 w/ a MSD 6al box and my tach quit working today can someone tell me how to diagnose the problem?

Thank you
Tom
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Old 09-22-2012, 02:27 PM
63roundbody 63roundbody is offline
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Turns out the tach adapter (8920) is fried, can these be repaired? Shouldn't you be able to expect more than a year and a half of service? What could cause the failure?

Thanks
Tom
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Old 09-24-2012, 09:02 AM
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msdtech1955 msdtech1955 is offline
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unfortunately, that part is potted...how old is it ?
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Old 09-24-2012, 02:32 PM
63roundbody 63roundbody is offline
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Quote:
Originally Posted by msdtech1955 View Post
unfortunately, that part is potted...how old is it ?
1 1/2 years tops
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