A/C Mobile - Automotive air condition diagnosis and service procedures.
Auto Air Basics - A few things to know about air conditioning theory of operation
HVAC 2000 - Collection of conversion charts and reference diagrams for heating, air conditioning, and ventilation technicians.
Jbabs Do It Yourself A/C Repair - Drive more comfortably by doing it yourself. Includes how to change over from R-12 to R-134 freon.
Owen Automotive Diagnostic & Repair Centre - Full service garage located in Toronto specializing in diagnostics and repair of Asian and Domestic vehicles. Contact information provided.
Understanding Your A/C System - Basic component descriptions to help you better understand your air conditioning system.
U.S. EPA: Motor Vehicle Air Conditioners - Fact sheets for consumers and technicians related to the 1997 rule governing substitutes for CFC-12 refrigerant in MVACs.
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