you should have a 55 to 60 degree temp at the outlet firthest from the evaporator core. with a 134a conversion from the old r12, you need to replace the compressor oil with esther oil. also, what ever the r12 capacity of the system was, you use about 80 % of the 134a. evac the system and pull a vaccuum on it for about 45 minutes to an hour to remove any moisture from the system. hold the vacuum on the system for at least half an hour and look for a vaccuum drop. if so there is a leak. there is a u/v dye kit, napa has em along with a small u/v light and a pair of yellow glasses. charge the system with 134 and add the dye. run the system for about an hour or so , the shut it off and use the glasses an the u/v light to locate the leak. check all hoses, fitting, compressor seals and a/c condenser.
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Today's Featured Article - Product Review: Black Tire Paint - by Staff. I have been fortunate in that two of my tractors have had rear tires that were in great shape when I bought the tractor. My model "H" even had the old style fronts with plenty of tread. My "L" fronts were mismatched Sears Guardsman snow tires, which I promptly tossed. Well, although these tires were in good shape as far as tread was concerned, they looked real sad. All were flat, but new tubes fixed that. In addition to years and years of scuffing and fading, they had paint splattered on
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