Vintage Air Trinary Switch Wiring

This is an ls3 swap griffin radiator twin fans with psi harness.

Vintage air trinary switch wiring. San antonio tx 78266 p. And the electric fans spliced into it. The wire colors may be different if you don t have vintage air.

I m getting a little confused with the trinary switch. Link to trinary switch diagram. Vintage air 18865 goll st.

Apr 12 the temp switch only provides a ground to the block. When the pressure of the refrigerant in the system exceeds the set point of the trinary switch it will close its contacts and connect the fan trigger to ground. Don 66 corvair driving 57 2dr ht driving 56 2dr ht waiting to be restored edited by acardon on 08 11 07 10 58 am.

My understanding of this switch is when the rad fan is off no engine coiling required the switch will power up the rad fan when the ac system requires it. In the vintage air diagram you will see that the blue wire on the trinary switch is used to ground switch the coil of the cooling fan relay. Installing a trinary switch posted on june 10 2017 2 19 am by ryan zwicker under tech video in this video vintage air vice president rick love discusses the importance of safety switches while walking through the process of installing a trinary switch as part of a vintage air a c system.

A trinary switch will allow your electric fan to turn on and off based on either engine temperature or ac system demand. In the diagram it shows one of the blue wires going to a relay post 86. On the flex a lite instructions 10 connect terminal 7 or 8 to wires going to a c clutch.

Hello i m wiring up my vintage air gen ii supercooler. Jul 11 vintage air trinary switch wiring psi harness i have a psi harness with 2 wires for the fans but how do i incorporate the trinary switch to turn on one of the fans without interrupting the ecm. All you need to do is wire the trinary switch output to the fan relay s for full speed.