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Old 07-09-2002, 10:30 PM
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pmizell pmizell is offline
Benz Zealot
Join Date: Jun 2001
Location: Houston, Texas
Posts: 838
You need to take high/low side pressure readings at high idle -- between 1500 and 2000 rpms should do it. Have you been doing this?

Also, you shouldn't add freon to an idling engine......... rev it up and let the suction valve feed it in.

Good luck


'91 300E, 215K miles
"Smoke Silver"
Palomino interior
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