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Home » Public Forums » GMCnet » A/C Help Needed (Dual Air Conditioning Installation Not Cooling)
A/C Help Needed [message #131183] Mon, 20 June 2011 22:26 Go to previous message
hal kading is currently offline  hal kading   United States
Messages: 642
Registered: February 2004
Location: Las Cruces NM
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Senior Member
The updated dash air on our Buskirk Stretch doesn't cool hardly at all. It had a second evaporator blower unit under the couch behind the driver and a later compressor, GM HT6 with R134a. System was evacuated and Duracool installed. Still not much cooling. Flushed system, installed new expansion valves, filter dryer and a new compressor, evacuated and installed fresh Duracool, 3 cans. Output air is about 65* F. Low side pressure now at 30 psi, didn't cool at 20 psi (two cans) when filling and high side pressure only about 130 psi. Looking for suggestions and comments.

Hal Kading 78 Buskirk Stretch Las Cruces NM
 
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