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Old Oct 10, 2006 | 01:07 AM
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Default mid year issues

After several years of enjoying my 66. A couple of problems have come up. Thought I'd run them by everyone. For ever my speedometer has work accuately on the low end but above 30 its gets progressively out, like 95mph when your at 70. None of the plastic colored gears does anything. Is corvette specialties the place to go to or is someone elese doing the rebuilds. Any cost ideas?
My wipermotor always worked but now it won't shut off. I checked for old grease cake inside. any other ideas.What does Steve Hackel charge?
My amp gauge is always burned out. Had one rebuilt and it cooked instantly. If I use the afermarket sun gauge that works ok. I took the amp apart and saw the windings are hair thickness wire. I don't undersatnd that part of the wiring. Again any ideas? Really don't feel like buying a new wiring harness,
I think over the winter (NH) I will take most off it apart and freshen her up. Acually I could do it now, both days of summer have gone by!
Thanks Curt
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Old Oct 10, 2006 | 06:40 AM
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Jason Oliver at VetteInstruments@aol.com

Bill
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Old Oct 10, 2006 | 08:46 AM
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Curt, my wipers would not shut off as well. I carefully took it apart and cleaned the old grease out,relubed it and installed it. It works fine now. You can also take the cover off and try working the armature back and forth and it should free up. I'll bet that's what your problem is. John.
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Old Oct 10, 2006 | 09:20 AM
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My amp gauge is always burned out. Had one rebuilt and it cooked instantly. If I use the afermarket sun gauge that works ok. I took the amp apart and saw the windings are hair thickness wire. I don't undersatnd that part of the wiring. Again any ideas?
Howdy,
MagicV8 explained to me that the Amp gauge is simply measuring the voltage difference between the voltage regulator and the starter, and that a voltage spike can burn it out pretty easily. It is also normally an unfused circuit.

After burning mine up with a voltage regulator that was stuck on overcharge, I put a 2-amp fuse in the Amp gauge circuit when I installed my rebuilt gauge. This way the fuse blows if I were to have a problem somewhere.
1) I bought a fuse holder
2) Put male/female terminal ends on the wires in it
3) Unplugged one of the amp gauge wires from the plastic connector at the gauge
4) Put the female terminal end of my fuse holder in the plastic amp gauge connector
5) Attached the male terminal end of my fuse holder to the recently unconnected amp gauge wire

As for rebuilding your speedometer - I'd definitely go with Jason as noted above if you choose to have it rebuilt.
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Old Oct 10, 2006 | 12:04 PM
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Default speedometer problem

Bill at gldnkngt@adelphia.net in south florida. Will also rebuild and re-calibrate that speedo.
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Old Oct 10, 2006 | 03:32 PM
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Originally Posted by csign
For ever my speedometer has work accuately on the low end but above 30 its gets progressively out, like 95mph when your at 70. None of the plastic colored gears does anything. Thanks Curt
Classic symptom of needing calibration (magnetic gauss/degauss) - not a mechanical issue; Jason can take care of it for you.
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Old Oct 10, 2006 | 06:48 PM
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Originally Posted by JohnZ
Classic symptom of needing calibration (magnetic gauss/degauss) - not a mechanical issue; Jason can take care of it for you.
I wonder if that's not the same issue I have experienced at work from time to time. On cranes that are diesel/generator, many times the guages (VM usually) read all funky.

This old timer said it's static electricity and he would take a cotton cloth and wipe the guage in a circular motion (as though he were cleaning it) and sure enough the guage would come back to its nominal or proper reading immediately!
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Old Oct 10, 2006 | 10:44 PM
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Thanks everyone! As usual I am always inlightened on this site. Curt
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