AC Kits site has ambient temp and freon pressure charts.

Have you tested the fans by feeding then 12v from the battery? The fans kick on also based on the temp of the freon at the dryer. Being 134a it would be better if the fan came on based on ambient temp and when the compressor kicks in.

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RRGrassi


70's Southern Pacific #5608 Fairmont A-4 MOW car

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