when i turn the heat selector on the ac runs also whats going on here?

325

Asked by thunderchicken68 Mar 03, 2014 at 08:54 PM about the 1968 Ford Thunderbird

Question type: Maintenance & Repair

1968 ford thunderbird,climate controlled temps.i move the selector to 76 degrees ,the ac
turns on as well.air blows fine ,something is not telling the ac to turn off

1 Answer

6,775

Thunderbird ATC systems lacked the economy/vent option until 71-2 and the 6th generation. This was the only way to deactivate the compressor above freezing ambient temps. In all other active settings the cabin sensors would cycle the compressor intermittently.

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