Lincoln Nautilus Manuals

Lincoln Nautilus: Climate Control System - General Information / Air Conditioning (A/C) Compressor Leak Detection. General Procedures

Lincoln Nautilus 2018-2022 Service Manual / Electrical / Climate Control System / Climate Control System - General Information / Air Conditioning (A/C) Compressor Leak Detection. General Procedures

Leak detection

  1. Recover the refrigerant. Refer to Air Conditioning (A/C) System Recovery, Evacuation and Charging procedure in Group 412.
  1. Disconnect the refrigerant lines from the A/C compressor. Refer to the appropriate section in Group 412 for the procedure.
  1. Install the adapters from the A/C Flush Adapter Kit on the ports of the A/C compressor, using the existing retaining bolts.
    • For access to the correct adapters and A/C Flush Adapter Kit 1 through 3.
      Refer to: Climate Control Tools and Equipment (412-00 Climate Control System - General Information, General Procedures).
  1. Connect the high and low pressure lines of the air conditioning service unit to the corresponding fittings on the adapter.
    • For access to the correct Ford approved A/C Refrigerant Management System
      Refer to: Climate Control Tools and Equipment (412-00 Climate Control System - General Information, General Procedures).
  1. Charge the A/C compressor following the air conditioning service unit instructions. Open the low pressure valve, the high pressure valve and set the refrigerant charge amount to 0.23 kg (8 oz).
  1. NOTE: Depending on refrigerant type used:

    • Use a Rotunda-approved Electronic Leak Detector for R-134a refrigerant SAE Certified to J2791.
    • Use a Rotunda-approved Electronic Leak Detector for R-1234yf refrigerant SAE Certified to J2913.
    Using the Refrigerant Leak Detector, check for leaks at the compressor shaft.
    • For access to the Ford approved Refrigerant Leak Detector
      Refer to: Climate Control Tools and Equipment (412-00 Climate Control System - General Information, General Procedures).
  1. When the leak test is complete, recover the refrigerant from the compressor.
  1. If an external leak is found, install a new A/C compressor.

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    Lincoln Nautilus 2018-2022 Service Manual: Reset the Outside Air Temperature Sensor Learned Values. General Procedures


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