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Home >> Chevrolet >> 1994 >> Forward Control 7.4 N >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> General Servicing >> A/C System General Servicing >> Orifice Tube Replacement >> A/C System General Servicing >> Installation

A/C System General Servicing: Installation

  1. To install orifice tube, coat inside of inlet pipe with refrigerant oil. Lubricate new orifice tube and "O" ring with refrigerant oil and insert them into inlet pipe.
  2. Install orifice tube with shorter screen end first. To complete installation, reverse removal procedure. Recharge and test system for proper operation.
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