Search found 26 matches

by Mr Bill
Fri May 06, 2016 8:38 pm
Forum: Automotive Air Conditioning Forum
Topic: 71 Chevrolet C/10-Pressures good / air only cool?
Replies: 18
Views: 29711

Re: 71 Chevrolet C/10-Pressures good / air only cool?

Is it me, or does that condenser look either beat up or dirty?
by Mr Bill
Wed May 04, 2016 3:47 pm
Forum: Automotive Air Conditioning Forum
Topic: Custom A/C system diagnostic
Replies: 13
Views: 25752

Re: Custom A/C system diagnostic

Tim wrote:Personally, i would change back to a exp valve type system.
I totally agree!
by Mr Bill
Wed May 04, 2016 3:45 pm
Forum: Automotive Air Conditioning Forum
Topic: Custom A/C system diagnostic
Replies: 13
Views: 25752

Re: Custom A/C system diagnostic

Hard to beat you listed pressures. IS the capillary tube on the exp valve attached to the suction line and wrapped with moisture resistant tape? I did not even realize it could be a TEV guess my thoughts about changing the orifice can be thrown out the window. :) I have a suburban and it uses a val...
by Mr Bill
Tue May 03, 2016 5:16 pm
Forum: Automotive Air Conditioning Forum
Topic: Custom A/C system diagnostic
Replies: 13
Views: 25752

Re: Custom A/C system diagnostic

A smaller orifice should increase the suction pressure, an increased suction will increase coil temperature. If your vent temp is 60° you probably need to increase the orifice tube size "meaning the hole in the tube need to be larger". A lot of things increase vent temps. fan blowing to ha...
by Mr Bill
Mon May 02, 2016 1:57 pm
Forum: Automotive Air Conditioning Forum
Topic: Custom A/C system diagnostic
Replies: 13
Views: 25752

Re: Custom A/C system diagnostic

Am I understanding you're using a 71 ford evaporator? I'm not sure that you will ever get that evaporator to work correctly with the newer stuff off the mercury. At this point you're probably going to have to experiment with a few different orifices, probably would not hurt to use an adjustable low ...
by Mr Bill
Sat Apr 30, 2016 8:36 am
Forum: Automotive Air Conditioning Forum
Topic: 99 Suburban AC hose with rubber ball valve - upgrade?
Replies: 3
Views: 10140

Re: 99 Suburban AC hose with rubber ball valve - upgrade?

Cusser wrote:And remember that the valve cap is an important and necessary part of refrigerant leak protection.
Your right, matter fact I called GM many years ago, the answer they gave me was, the valve cap is what keeps it from leaking. :roll: