Recent content by evan1234321
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Issues getting refrigerant to charge
Vacuum holds with pump off and gauges open for about 2 min or so. Is the method of charging via r134a cans unusable at this stage? I was under the impression that the can was enough to pressurize the system on its own. I'm confused as to how an ac shop machine would do any different. Evacuate...- evan1234321
- Post #8
- Forum: 3rd Gen Ford Expedition General Discussion
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Issues getting refrigerant to charge
Thank you I appreciate it. Yes, the compressor spins when I jump the low pressure switch. Ac is turned on High with fans on max (not recirculating). I have the standard manifold gauges you can rent at AutoZone. The ones with the three lines and red and blue round gauges. I'm using three 12oz...- evan1234321
- Post #5
- Forum: 3rd Gen Ford Expedition General Discussion
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Issues getting refrigerant to charge
Thanks for the reply. Yes the gauges displayed 30hg on with vacuum pump running. When turned off vacuum drops back to zero. And yes, I'm by no means a pro but I've done a few projects before back in tech school.- evan1234321
- Post #4
- Forum: 3rd Gen Ford Expedition General Discussion
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Issues getting refrigerant to charge
Hello, for the life of me I cannot figure this out. Acquired a new truck, ac blows hot. Manifold gauges I rented at parts store show low and high side are both at zero psi. I ran a vacuum pump for about a half hour or so, then went to add r134a. The truck wont accept the charge. The point of...- evan1234321
- Thread
- air conditioning help!
- Replies: 18
- Forum: 3rd Gen Ford Expedition General Discussion
