The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - AC compressor relay and Trinary switch wiring question

Rich84 · 09-28-2021, 08:32 AM

I have a Vintage Air setup and use the trinary switch as they suggest. The fans only kick on when a set pressure is reached not just when you turn the AC on. I have never had any problems with idle. I have the AC request wire in my harness as well, but it is not being used.

09-28-2021, 08:32 AM	#10
Rich84 Registered User Join Date: Mar 2012 Location: Woodbury, Ct. Posts: 1,663	Re: AC compressor relay and Trinary switch wiring question I have a Vintage Air setup and use the trinary switch as they suggest. The fans only kick on when a set pressure is reached not just when you turn the AC on. I have never had any problems with idle. I have the AC request wire in my harness as well, but it is not being used.