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Home >> GMC >> 1982 >> Forward Control 5.7L Eng VIN M, Standard Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> A/C Compressor >> Compressor Replacement >> Compressor Replacement >> Placing System In Operation
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Placing System In Operation

After component replacement and/or system servicing has been completed and all connections have been made, proceed as follows:

  1. Evacuate the system using a vacuum pump.
  2. Charge the system with new R-12 (refrigerant) according to each individual vehicle manufacturers procedure as outlined in this Manual.
    NOTE: Also see REFRIGERANT CAPACITY in this Section.
  3. Leak test the system, with particular attention to all new connections and components.
  4. Make a performance test of the system.