Posted by Bill in IL on May 06, 2009 at 07:09:41 from (131.43.10.190):
In Reply to: Re: A/C help again posted by Bob on May 06, 2009 at 06:36:58:
Yes I did evacuate the system before charging.
Engine RPM was 1600 with enough airflow to blow my hat off my head.
Thanks for the tip on the sightglass. Didn't know that one. But either way the low pressure side is too low and could see it on the line going to the cab as it was icing up.
Seems simple but there has to be something I am missing and I am no A/C expert.
I was told not to exceed 150 psi when charging a system and pushed it a little hoping it would stabilize and come down. But after running it a good 15 min after adding refrigerant it didn't come down any.
In the cab I was getting 12-13 degree drop in temp from fan inlet to outlet
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