Trinary switch wiring diagram See the internal schematics and terminal designations for normally open and closed switches. Dec 10, 2017 · A standard Vintage Air Trinary Switch Wiring Diagram will also include a detailed legend. And the electric fans spliced into it. Don't know Dec 9, 2014 · This video explains how to wire a trinary switch for your car's electric fan. Apr 10, 2017 · 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. I am confused. So it's something between the air control and the relay. This Switch Assembly Performs Three Distinct Functions. Additionally, the Vintage Air trinary switch wiring diagram says to hookup a Purple wire from the Electric Fan Relay to my electric fan Free Shipping - Universal Air Conditioner Trinary Switches with qualifying orders of $109. If you try to run this switch to a relay to kick your fans on, your fans will set there and kick on and off as the pressure gos above and below 250 psi I ended up just using the binary function of the switches a safety May 14, 2020 · This thread from over a year ago has been really helpful to me as I install a Vintage Air AC package in my 89 Westie, and try to reconcile the Vintage Air trinary switch wiring diagram (see Mark Ward's link in his 5/15/20 12:51 posting in this thread) and the Bentley radiator fan wiring diagram on page 97. I'd appreciate if you know how to do, show me on a diagram. Which do I need to use? The Vintage Air came with the trinary switch and PSI's diagram was supplied with my harness. 1. A vintage air trinary switch wiring diagram is a diagram that shows the various components and their connections in a vintage air trinary switch system. The dealership changed my cabin filter a few months ago. 23101-VUW Electric Fan Wiring Diagram. Locate the trinary switch: The trinary switch should have terminals labeled as "Compressor," "Thermo AC," "Override Feb 12, 2021 · Does any member have a diagram on how to wire a 2 speed fan with a Vintage air trinary switch? I believe i need 3 relays in order to wire the 2 speed fan. electric fan wiring using trinary (optional temp sensor) | ground switched. These are the replacement switches only for Sep 21, 2021 · With this (above) wiring diagram, ECM control of the compressor is not present. 25: Groove Width (Inch) Pressure Switch: Hazardous Material: No: Height - Each (Inch) 2. 30 PSI low pressure cutoff. pdf; 61005-Series HCD Wiring Diagram (Inet). If your air-powered engine fan system only has one solenoid, then we can simplify the wiring setup as follows: Identify the necessary components: You'll need a trinary switch, appropriate wiring, and an air-powered fan solenoid. Not sure whether you need a binary or a trinary switch? We have a video The trinary switch does that. The relay is good and I was able to by pass it and got it to turn on. We carry 4 different styles of these switches, so it's i Wiring diagrams are commonly used in the field of electrical engineering and are essential for understanding how electrical systems work and troubleshooting electrical problems. You should be able to just connect one lead of the trinary switch to the same socket on the fan relay that's connected to the ecm. Trinary™ switch 12 volt DC power Compressor Trinary ™ switch driers/switches engine pulleys fittings/hoses tubes replacement parts. Trinary Safety Switch Pressures: Low is off @ 28psig - and on @ 29psig High is off @ 454psig - and on @ This switch is identified by BLACK color code. Jul 7, 2004 · works well. (See Figure 5. Learn what a trinary switch is and how it works in automotive air conditioning systems. Trinary Safety Switch Pressures: Low is off @ 28psig - and on @ 29psig High is off @ 454psig - and on Quick Reference Wiring Diagrams. Learn how to operate and connect trinary switches for high and low pressure protection and fan clutch control. MFA103 has a nominal setting of 200°F ON and 185°F OFF. The trinary switch does that. S. that way compressor on fan on if comp off or cycling but engine We would like to show you a description here but the site won’t allow us. 0000: Inlet MM (Millimeter) 1: Item Included A Desc: 24606: Item . 24-0103 - Trinary Switch A trinary switch wiring diagram is a visual representation of how this switch is connected to the various components in the system. I don't have the schematic for the SPAL controller, but it may have been posted here previously. Vintage Air replacement trinary switches combine low and high pressure compressor clutch cut-off functions plus an electric fan engagement signal at 254 psi. PART# RM-16-1000-RELAY Sep 7, 2020 · The trinary switch does that too, but in addition (the ‘third’ part) can activate an electric fan to increase the efficiency of the condenser in cooling the refrigerant and reducing refrigerant pressure. Both Fan 1 and Fan 2 are activated by the temp switch, the A/C trinary switch, or the manual override switch. This so no matter what the PCM is doing with the fans if the AC system pressure rises to 254 PSI the left fan will come on. You then have the ground signal from the trinary switch going to the same relay pin! Jul 5, 2022 · High pressure switch Gray wire - blue - pin 45 : 5V reference Red/black - red - pin 14 : pressure signal Black - blue - pin 60 : low reference (Different low ref pin can be used here. Instead, the trinary switch should be wired to the relays that trigger those red wires. Apr 17, 2017 · Here’s a quick follow up blog post to the one that we just did on trinary switches for air-condition systems. Aug 24, 2006 · The Trinary Switch protects your AC compressor from running when the refrigerant pressure is either too low or too high. Rex explains how to wire a trinary switch for your Vintage Air system. Apr 23, 2017 · One final note; in looking at the PRC diagram and the VintageAir trinary wiring diagram, they use different relay logic. This switch trinary finction will kick your electric fans on when high pressure reaches over 250psi. 4 days ago · All three-way switch and 2-way switch wiring diagrams have the same basic components: Wires consisting of a LINE, a LOAD, a neutral conductor, a pair of travelers, and two 3-way switches. membrane. Don't know whether you need a binary or a trinary switch? We have a video for that too. The black,red and grey that you are talking about. The switch typically has four terminals – two for the pressure sensor, one for the temperature sensor, and one for the ground. Shop Electrical Switches at Summit Racing. ) 12. Typical Electric Fan relay Wiring With Trinary Switch Rex explains how to wire up a binary switch in your Vintage Air system for your ride. The large dark blue wire is the fan+ hot and the small blue wire is the trigger wire. pdf; 24190-VUT Electric Fan Thermostat Wiring Diagram. Vintage Air recommends turning on the fan only a when the head pressure starts to get a little too high. Aug 16, 2018 · There's a wiring diagram at the end. The Trinary Switch protects the system from excessive high or low system pressures, in addition to automatically operating electric radiator or condenser fans as needed for maximum system performance. Also included are wiring arrangements for multiple light fixtures controlled by one switch, two switches in one box, and a split receptacle controlled by two Three Function Trinary Pressure Switch The Trinary Switch protects the system from excessive high or low system pressures, in addition to automatically operating electric radiator or condenser fans as needed for maximum system performance. I've also attached the vintage air wiring diagram when using a trinary switch. But on every system I've ever seen, the trinary switch is connected to the temp switch. My understanding of Switch Or Compressor Relay (Gen IV) Electric Fan Ground Dark Blue 30 85 87 86 30 85 86 87 87a Relay Logic Electric Fan Relay Blue 901095 REV C 11/15/12, INST MALE/FEMALE TRINARY SWITCH WIRING DIAGRAM PG 1 OF 1 MALE/ FEMALE TRINARY SWITCH Ground NOTE: For a detailed tech video outlining the trinary switch installation process, visit Vintage Air Mar 30, 2017 · But the schematic is for a 2 speed fan setup, and the LS3/480 controller/wire harness is for single speed. Trinary switches combine low and high pressure compressor clutch cut-off functions plus an electric fan engagement signal at 254 psi. Jul 1, 2015 · Some reading says I need to swap my binary switch to a trinary. Mar 19, 2021 · Lectric Limited has a replacement switch #08993358, the original GM # is 8993358 superseded to 25036595. DUAL ELECTRIC FAN ACTIVATION WITH AC TRINARY SWITCH - BOTH FANS If you have multiple engine fans, and would like to have the option of turning them on with the same temp sender switch, use this setup. " This tells me that this wire is intended to connect directly to the fan. since you got a relay allready from your electric fans. This outlines the different terminals and connection types available for use in the diagram. Notice in the drawing that one of the trinary blue wires is connected to switched 12 volts. Get deals on automotive parts, truck parts and more. com/ do you have a vintage air system in your car and a ls swap or a lt swap? make sure you run a tri swtich with Oct 13, 2019 · I'm hoping this is as simple as I think but then again I'm no electrician so here I am asking for help once again. There's a couple of older threads that discuss this in detail. Apr 12, 2011 · Hello, I'm wiring up my Vintage Air Gen II Supercooler. Feb 12, 2008 · the trinary switch is for low pressure. This switch is identified by RED color code. vapir Edit**** I goofed on the title at the beginning of the video*** Rex explains how to wire a trinary switch for your Vintage Air system. - 11086-VUS/11076-VUS Trinary Switch Wiring Diagram for Ford or GM PCM with Power Lead for Engine Cooling Fan - 11086-VUS/11076-VUS Trinary Switch Wiring Diagram for Dakota Digital PAC 2750 - 11086-VUS/11076-VUS Trinary Switch Wiring Diagram for Derale 16795 PWM Fan Controller trinary switch with electric fan relay wiring diagram ** Annual Inventory and Holiday Closure: We will be closed from December 23rd thru December 27th. Posted on 8 May 2020; By Travis S. It is crucial to correctly interpret and follow the diagram to ensure proper installation and operation of the trinary switch and the entire air conditioning system. Why not some form of: A/C on/off from fan switch ->HP cutout on back of compressor ->ECM pin #17 (a/c request). Copied. $20 Off $250 / $40 Off $500 / $80 Off $1,000 - Use Promo Code: GETREADY Tom, I think the part that is confusing is DD instructions do not show the use of a trinary switch. Ac trinary switch May 8, 2020 · How To Wire A Trinary Switch. Even better, the Trinary Switch does something else that is very smart - I have never seen this in OEM wiring: The Trinary Switch does not run the cooling fan when the refrigerant pressure is below 220 psi. The trinary switch combines compressor clutch cut-off and electric fan engagement functions. Three Function Trinary Pressure Switch. If you are trying to troubleshoot a 3-way switch operation, you will need to identify the function of each wire. I just noticed that Vintage Air and PSI's wiring diagram for the relay wiring looks to be different. This post is going to his the basics about Vintage Air wiring with our Infinitybox system. Jun 9, 2017 · 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. This page contains wiring diagrams for household light switches and includes: a switch loop, single-pole switches, light dimmer, and a few choices for wiring a outlet switch combo device. These harnesses have a circuit in parallel with the TEMP SWITCH’ labeled ‘FAN SWITCH’. Call Us: (817) 531-2665. Maybe somebody could post it or a link. This switch turns on an electric radiator fan to help regulate the pressure in your ai Feb 5, 2019 · Danny says the Orange wire (A/C RPM bump) isn't really necessary and that the Sniper EFI will compensate for the RPM drop. On the VA diagram, they use position 86. internal schematic for each of Wiring Diagrams; Return/Warranty; Terms and Conditions; Contact Us; Search for: ☎ +1-866-772-5502. The other wire on the trinary should be connected to ground. Can I bipass this connection and run it directly to my Flex-a-lite wiring block? On the flex-a-lite instructions #10, connect terminal 7 or 8 to wires going to A/C clutch. One for low, high, and trinary. Vintage Air Trinary Switch Wiring Diagram - alternator. Below are the two diagrams for wiring up the trinary switch. 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. We all know an LS3 comes with a black box that powers the LS3, it connects to the wiring harness and it has two wires coming from it, one for the fuel pump the other for the rad fan. 1 from the trinary switch and 1 from your coolant temp sensor. Male Ra trinary high & low pressure switch. **NOTE: MASTERCELL inputs must be ground switched. Jan 24, 2010 · Hi, I'm finishing up a Vintage Air install on my 72 K5 and I have a couple of questions about wiring the trinary switch I'd like to get clarification on so I only have to do it once. The ecm grounds that socket to energize the fan. The blue wire from the mode switch should probably go to one terminal of the temp switch, and the black/green wire from the trinary connects to the other terminal. terminal 86 will have 2 wires. 406 PSI high pressure cut off. Combine low and high pressure clutch cut-off functions and electric fan engaugement signal at 254 psi. I am having issues with my AC not turning on. (As I understand it) there is no temperature input to the trinary switch - it only knows about the pressure in the refrigerant system. Old Air Products. So I tapped into that small blue wire and came out with a purple color wire that I ran to the VA trinary switch (blue May 8, 2020 · How To Wire A Trinary Switch. get your swag at https://goosseperformance. 3. You will run those three wires from the c-150 connector to the trinary switch. Clear All * trinary switch wiring diagram. Ensure the proper functioning of your AC system with this step-by-step guide. This system is commonly used in classic cars and trucks to control the operation of the air conditioning system. Wire Lead: Connector Shape: Wire Lead: Country of Origin: China: Description: System Mounted Trinary Pressure Switch: Fan Open/Closed: Open: Fitting Gender: Female: Fitting Thread Size: M10 x 1. 134. A trinary switch will allow your electric fan to turn on and off based on either engine temperature or AC system demand. Learn how to connect the trinary switch to your A/C system with this detailed diagram. I'll be taking JoeyS's recommendation and wiring a new relay like the Vintage Air Trinary switch shows with the Fan #1 Sniper EFI ground going to Terminal #86 in the wiring diagram. When using a trinary switch, the trinary switch (blue wires) takes the place of the "A/C cycle switch" in the DD instructions. Vintage Air Universal Trinary Switch; 4-Wire / Male. On the PRC harness, relay position 85 is for the temp switch and trinary input. It shouldn't be too hard to determine where to connect the trinary wire. D. The wiring diagram for a vintage air trinary switch includes various connections and components, such as relays, fuses, and switches. Keep your engine and yourself cool b Rex explains how to wire a trinary switch for your Vintage Air system. both will ground relay when compressor is on or engine is hot enough. But then it has a 2nd activation line (white) initiated by the temperature of the engine (through an engine temp switch at 190°) . See how the trinary switch diagram helps technicians understand the wiring and troubleshoot the system. I only have 1 fan and have it wired up as shown in the Vintage Air diagram. Wiring diagrams provide detailed information about the connections and functionality of the electrical components within a system. A lot of guys want to know how they wire power to their Gen-IV heating & air-conditioning system from Vintage Air. Aug 19, 2021 · This method requires a second temperature switch, a little additional wiring, and of course dual relays. In addition to high and low pressure cut-off, it can also trigger a cooling fan. The low pressure cut-off of these trinary switches is 30 psi and the high pressure cut-off is 406 psi. The low pressure cut-off of these trinary switches is 30 psi and the high pressure cut-off is 406psi. Nov 29, 1999 · Trinary Switch Wiring Diagram Trinary switches provide compressor protection against high side pressures that are too high or too low. Apr 6, 2013 · Does anyone have a diagram from the air control to the relay switch under the hood. I found this: VA Trinary Wiring Diagram Someone correct me if I'm wrong, but it seems like this actually is pretty simple. The way you show it in the diagram, it goes to the 12v side of a separate relay. You will need to add a diode in each trinary activated wire too. Nov 13, 2018 · The light blue trinary wire connects to the green fan thermo switch wire meant for the front harness in my case. Here's what I'm dealing with. Why is that important? Dec 6, 2022 · xcllnt, will look up a wire up diagram tonight unless you got one handy, thx again. the remaining two wires from the former Trinary™ switch to the engine fan pressure switch using the heat shrinkable connectors provided in the kit. Buy A/C Trinary Switch - TEM 901221 online from NAPA Auto Parts Stores. Mar 9, 2015 · As I mentioned earlier, he suggested I install a GM pressure transducer on the high pressure line to which he is sending me a pigtail that goes from his engine harness to the pressure transducer (3-wire). Trinary Switch Fan Wiring Diagram *NOTE: Wire colors & connector positions will vary for different kits. You then have the ground signal from the trinary switch going to the same relay pin! Female thread trinary switch Low pressure and high pressure compressor clutch cutoff functions PLUS electric fan engagement signal at 254 PSI. The FFR picture of this shows a butt connector with the fusebox side green thermo wire on one end and the blue Trinary wire and the front harness side green thermo switch wires on the other end. Driving at highway speed, there should be enough air flow across the condenser to keep the note: 1) all wire is 16 ga. In the diagram it shows one of the blue wires going to a relay post 86. Thanks Apr 21, 2016 · The wiring diagram shows how the electric fan (on the condensor) is powered through a relay activated by the trinary switch on the drier (blue line). Replaces FUJIKOKI SP Male Trinary Switch. The trinary switch typically has three pins: one for the pressure control, one for the temperature control, and one for the ground. It Jan 12, 2009 · The Hotrod Air website didn't have a wiring diagram available to be downloaded. Says for a computer controlled fan to have both the RF fan control and the computer controlled wire attached. My harness builder told me just to tap into the small blue trigger wire and run a wire to the trinary switch. Jan 18, 2022 · 4 Pin Pressure Switch Wiring Diagram//How to work trinary switch 🤗Hi Friends . The trinary switch should switch to ground when it closes. with Red Dot A/C, Trinary Switch with harness. You will have the vette trinary switch that takes three wires. 0; How To Wire A Trinary Switch. Publication 2969 "O Rolls-Royce Motors Limited 1973" "This document is the property of Rolls-Royce Motors Female thread trinary switch Low pressure and high pressure compressor clutch cutoff functions PLUS electric fan engagement signal at 254 PSI. 5 for installation locations of the low and high pressure switches provided in the kit. Feb 13, 2024 · As in your vintage air diagram , one blue trinary wire is grounded , the second blue goes to the trigger side of the secondary fan relay. ECM pin #43 (ground output) -> compressor relay -> compressor a/c LP cycling switch (or trinary switch, low side, I suppose) -> ECM pin #55 Learn how to properly wire an electric fan with an AC trinary switch for efficient cooling. When wiring a trinary switch, it is important to follow the manufacturer’s instructions and refer to the wiring diagram specific to your vehicle. If you were looking into other switches or a wiring design change the thread size for that switch is 3/8" U. High opens at 454 PSIG closes at 369 PSIG. I am not a air condition expert but as far as witch terminals to use on the trinary switch it doesn't show on the wiring instructions how they go so I assume they will work either way. My harness happened to have this slot empty) And the rest of the wiring, coming from stock LT1 harness and relays A/c Request - blue wire - red -pin 17 May 27, 2020 · This is the back of Fan-1 relay. unless otherwise noted. Applying 12-volts directly to an input will damage the MASTERCELL and void the warranty. Nov 28, 2010 · I do not have my manual in front of me but yes the trinary switch is the pressure switch. Thanks to all that made us aware of the error in the co Sep 19, 2020 · In that case, no your trinary switch doesn't connect to them. Up To 25% Off! Code . pdf; 24677-VUS Binary Safety Switch Wiring Diagram. Some prefer to have the second fan on a manual switch for additional "emergency" cooling, while others will wire their second fan to use the air conditioning compressor signal to engage the second fan. May 27, 2020 · This is the back of Fan-1 relay. This diagram includes detailed instructions for both fan and heater wiring. N. This connects to a fan pressure [2 wire] or Trinary [4 wire] switch, which is either standard or May 8, 2020 · Rex goes over the difference between the binary and trinary safety switches for Vintage Air systems. All you need to do is wire the trinary switch output to the fan relay(s) for full speed. Blue wire from evaporator thermostat goes to black wire on trinary switch the other black goes to compressor. _"" I am Specialist from Car Air Co trinary switch wiring diagram. Most switches I have looked at off 165* to on 190+* so the differential gap is quite large. See the Configuration Sheet that came with your kit f or exact wire colors and locations. I want the trinary to kick on Fan 2, so I just run the Blue/White wire off the trinary switch to the 86 post on my Fan 2 relay. THEORETICAL WIRING DIAGRAM Sheet 10 For Rolls-Royce Silver Shadow and Bentley T Series LEFT-HAND DRIVE SALOON AND LONG WHEEL BASE NON-DIVISION CARS FOR COUNTRIES OTHER THAN USA AND CANADA FROM CAR SERIAL NUMBER 13754 T. 2) see re-2-1255-0 and rd-2-1250-0 wire harness assys for individual wire description and specifications This is an automotive air conditioning trinary switch. I basically understand the trinary wiring with the exception of two things. WIRING. Vintage air trinary switch wiring diagram What is a trinary switch Vintage air electric fan wiring. pdf; 61005-Series HC Wiring Diagram (Inet). We will also be closed January 1st** **There will be no technical support and limited customer service from 12/30-1/7 ** Learn how to wire an AC trinary switch with a wiring diagram. Wiring diagram for FUJITSU ductless minisplit system fitted with SSE Electronic Overflow Condensate Switch Rev A – 10/ 1. Please note. So here is what i found, look right for a series wired parallel dual fan set up, but do i just tap the V/Air trinary grounding switch wire to the second fan ground signal out from terminator x? Attachment 203959 Oct 8, 2021 · This thread from over a year ago has been really helpful to me as I install a Vintage Air AC package in my 89 Westie, and try to reconcile the Vintage Air trinary switch wiring diagram (see Mark Ward's link in his 5/15/20 12:51 posting in this thread) and the Bentley radiator fan wiring diagram on page 97. So I tapped into that small blue wire and came out with a purple color wire that I ran to the VA trinary switch (blue Oct 5, 2024 · Trinary pressure switch Thermostat heater trinary wiringg Heater ac trinary switch wiring diagram. Another key element of the wiring diagram is the safety switch. See figure 5. I checked with Factory Five to make sure this is exactly what they were saying and that it would work OK. Each pin is connected to a specific component in the air conditioning system. Low opens at 28 PSIG closes at 29 PSIG. when it is too low on freon it doesnt allow power to go to compressor. And the opposite for the 12 v 10 a "key on" wire (position 86 on PRC, 85 on VA trinary). This can be used to protect the system in the event of a malfunction. 4 and 5. Male R134a trinary high & low pressure switch, fan on at 227 PSIG, off at 185 PSIG. Some feel that the fan needs to come on anytime the AC compressor is engaged. NEW AIR CONDITIONING. Select a Vehicle. I'm getting a little confused with the Trinary Switch. pdf; 66005-Series HC Wiring Feb 18, 2012 · I think you have the wiring correct. Welcome to Our YouTube Channel SM Car A/c. Check specifically the comment on page 107. WINTER2025. Vintage Air Replacement Trinary Switches. Feb 22, 2019 · NOTE: This video has been edited and re-uploaded due to what was a mislabeled component in the video. A Trinary switch will engage the electric cooling fan if it senses the High side pressure reaches approximately 250 psi. pdf; 24678-VUS Trinary Safety Switch Wiring Diagram. Apr 5, 2021 · The fan control wire is fused/relayed and must be connected directly to your fan. C if that helps. iroscz zmfve nsxpot rhw esa xwllpj llxxz ogcx tnnk nxgfp