Subject	R12 systems have both an expansion valve and
Posted by	JMartz on August 08, 2011 at 7:48 AM
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In Reply To	The actual temps of the AC lines? posted by Draker (Eugene, OR) on August 07, 2011 at 12:21 PM
Message	another device called a suction valve. Not sure what the suction valve does but I assume is involved in controlling the expansion. Since R134a is a less efficient as (gets hotter on compression and and not as cold on expansion), I remember reading a post where a cooling problem was resolved by removing the suction valve.
Follow Ups	High A/C Pressures on high side? - Draker (Eugene, OR) 19:57:28 08/06/11 Is the condensor fan working? What are the line temps? (n/m) - sandmanz32 11:31:33 08/07/11 The actual temps of the AC lines? - Draker (Eugene, OR) 12:21:19 08/07/11 R12 systems have both an expansion valve and - JMartz 07:48:25 08/08/11 Re: The actual temps of the AC lines? - sandmanz32 18:56:32 08/08/11 Fan works, high line is hot, low is cold. - Draker (Eugene, OR) 14:00:06 08/07/11 Z's that were originally equipped with R12 only had - aliaZ 11:34:04 08/07/11 The Aux fan works when I trigger it with Conzult. - Draker (Eugene, OR) 12:19:24 08/07/11 Tested the Aux Fan and it's working fine. - Draker (Eugene, OR) 13:58:39 08/07/11 Mine had a similar issue - DE944 22:07:56 08/07/11 Interesting, I'm going to recover the system tomorrow. - Draker (Eugene, OR) 23:35:57 08/07/11 i cleaned the outside not the inside. - DE944 10:02:50 08/08/11 Three things that come to mind to me... - Stadsport (PHX) 18:33:06 08/08/11 I didn't install the drier. - Draker (Eugene, OR) 10:40:47 08/09/11 I told you on 300ZX.com - aztecz34 20:50:33 08/08/11 I am well aware of the valve. - Draker (Eugene, OR) 10:31:33 08/09/11 I think I got it fixed. - Draker (Eugene, OR) 10:56:34 08/09/11 Re: I think I got it fixed. - aztecz34 23:06:22 08/09/11
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