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Replacing AC Accumulator on a 1980

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Old Jun 29, 2014 | 09:26 PM
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Default Replacing AC Accumulator on a 1980

In process of replacing the accumulator. Went to the local Auto Parts stores and they only have available universal models which include a separate lower tube that you mount in the position needed. I did see accumulators at Corvette vendors that have the tube welded in place as original.

Questions: Are the universal models a good choice?

Steps involved in changing the accumulator?
Looks like the coolant tank has to removed?

Thanks
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Old Jun 29, 2014 | 09:40 PM
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I'm going to guess the 77 is very similar in this area. Remove coolant recovery tank. Remove access panel under the accumulator, this requires removing the rocker panel for access to 2 of the bolts. On the 77 I just did, the tube nut connecting it to the evaporator was corroded badly so I split the accumulator nut with a cut off wheel in order to salvage the evap tube. I used a universal accumulator/dryer with the adapter tube, the fit was good.
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Old Jun 30, 2014 | 10:15 AM
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Not sure if this is an accumulator or not, but I have one from my 81:

http://forums.corvetteforum.com/c3-p...r-and-box.html

See last picture.

Jim
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Old Jun 30, 2014 | 11:04 AM
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Do not use a used accumulator. As they are dryers too the desiccant will no longer be effective in a used one. They are not expensive new.
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Old Jul 1, 2014 | 10:28 AM
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Thanks for offer of the used one. Mine actually looks better but once they are used and off the car, they are expired.
Anyone else have experiences with a universal vs. a model specific one any tips for replacing one on a 1979 and 80?
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