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Old 06-05-2019, 09:24 AM
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Diseasel300 Diseasel300 is offline
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Join Date: May 2016
Posts: 6,032
Quote:
Originally Posted by Father Of Giants View Post
Ask Diseasel, he's gone through hell and back with his.
And I overhauled the 350SD in exactly the same way and have just as cold A/C.


The key is NOT to skip steps or take shortcuts. Reseal EVERYTHING while you have it apart, replace the filter/drier, the pressure and aux fan switches, Schraeder cores, and the expansion valve while the system is open. While you have it apart, give it a good flush with A/C solvent and blow dry well with compressed air. Use PAO or POE oil and pull a good vacuum. Charge properly, and you'll be rewarded with a 30+ year old car that cools as good or better than a new one (I run 134a too, much to the disdain of many on this forum).
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Current stable:
1995 E320 149K (Nancy)
1983 500SL 120K (SLoL)

Black Sheep:
1985 524TD 167K (TotalDumpster™)

Gone but not forgotten:
1986 300SDL (RIP)
1991 350SD
1991 560SEL
1990 560SEL
1986 500SEL Euro (Rusted to nothing at 47K!)
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