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A/C Conversion to R-134a

From 1993 Ford Bronco “Resurrected THRICE” — documented by Steve83.

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1993 Ford Bronco - Because the compressor is locked up, and because it's more expensive to repair an R-12 system than to convert it, I'm going to swap to R-13… 1993 Ford Bronco - I'll remove the evaporator core for 2 reasons: 1) to check for metal shavings from the failed compressor, and to flush them out if necessar… 1993 Ford Bronco - There's one fastener for the evaporator cover inside: an 11mm(7/16") lag screw. 1993 Ford Bronco - The butyl sealant between the case halves takes some effort to separate, and then the evaporator & cover can be removed forward & upward to… 1993 Ford Bronco - The evaporator has been removed from its housing; the compressor is unbolted from the engine; & the condenser is loose, but still in place.… 1993 Ford Bronco - Even working alone, it's fairly easy to lift the entire refrigerant system out of the engine bay as a sealed unit. I'm going to install tha… 1993 Ford Bronco - Even working alone, it's fairly easy to lift the entire refrigerant system out of the engine bay as a sealed unit. So for anyone wanting to… 1993 Ford Bronco - A fin comb can be used to clean & straighten the condenser fins. The fin pitch on the old R12 condenser is 12; the fin pitch on the R134a p… 1993 Ford Bronco - System components [url=https://www.supermotors.net/registry/media/227665] https://www.supermotors.net/getfile/227665/thumbnail/ac-system-fu… 1993 Ford Bronco - After recovering the refrigerant (using the proper equipment according to applicable laws), remove the orifice tube from the evaporator cor… 1993 Ford Bronco - This orifice tube is blue (with black residue on most of it), indicating it's for R-12. Note the fine metal shavings on the filter screen,… 1993 Ford Bronco - This is a severely fouled orifice tube, though not with the normal type of debris. This one contains almost no metal - this is some kind of… 1993 Ford Bronco - The kit I bought contained a pint of flush, a new oiled compressor w/clutch & pulley, a bottle of PAG-46 oil, a blue orifice tube (none of… 1993 Ford Bronco - Everything has been reassembled. The compressor was shipped with 7oz of oil, and the dye is blended with 1.5 oz, and all other components w… 1993 Ford Bronco - The original 1993 label (apparently designed in 1990) from the R-12 accumulator. Per [url=http://www.supermotors.net/registry/media/71660]T…