Lincoln Aviator: Rear Climate Control / Removal and Installation - Rear Climate Control Housing

Removal

NOTICE: During the removal or installation of components, cap, tape or otherwise appropriately protect all openings and tubes/fittings to prevent the ingress of dirt or other contamination. Remove caps, tape and other protective materials prior to installation.

NOTE: Removal steps in this procedure may contain installation details.

1. Recover the refrigerant. Refer to the appropriate Recovery procedure in Group 412.
   

1. Drain the cooling system.
   Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03A Engine Cooling - 3.0L EcoBoost, General Procedures).
   Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03A Engine Cooling - 3.0L EcoBoost, General Procedures).
   

1. Remove the RHR wheel and tire.
   Refer to: Wheel and Tire (204-04A Wheels and Tires, Removal and Installation).
   

1. Remove the retainers and position aside RHR wheel splashshield.
   

1. • Release the clamps, disconnect the rear heater inlet and outlet lines.
     
   • Remove the rear evaporator inlet and outlet line nuts and disconnect the fitting.
     
   • Make sure to cover any open ports to prevent debris from entering the system.
     Torque: 133 lb.in (15 Nm)

1. Remove the floorpan bracket nuts.
   Torque: 80 lb.in (9 Nm)

1. Remove the RH loadspace trim panel.
   Refer to: Loadspace Trim Panel (501-05 Interior Trim and Ornamentation, Removal and Installation).
   

1. NOTE: Explorer shown, Aviator similar.

   1. Detach the rear floor duct.
      
   2. Detach the duct.
      
   3. Disconnect the rear climate control housing electrical connectors.
      
   4. Detach the wiring harness routing clips.
      
   5. Remove the retainers and remove the rear climate control housing.
      Torque: 62 lb.in (7 Nm)

Installation

1. NOTE: Replace the pass-through floor seal with new if seal is removed or damaged.

   To install, reverse the removal procedure.
   

1. NOTICE: Only use the specified material to lubricate the seals.

   Install and lubricate new O-ring seals. Refer to the appropriate Specifications in Group 412.
   

1. Fill and bleed the cooling system.
   Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03A Engine Cooling - 3.0L EcoBoost, General Procedures).
   Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03A Engine Cooling - 3.0L EcoBoost, General Procedures).
   

1. Lubricate the refrigerant system with the correct amount of clean refrigerant oil. Refer to the appropriate Refrigerant Oil Adding procedure in Group 412.