Lincoln Navigator: Climate Control System - General Information / Climate Control Housing. Disassembly and Assembly

DISASSEMBLY

Air Inlet Housing

1. Remove the climate control housing.
   Refer to: Climate Control Housing (412-00 Climate Control System - General Information, Removal and Installation).
   

1. 
   Remove the retainers and remove the air inlet housing.
   
   • Disconnect the electrical connector.
     

Blower Motor

1. Remove the screws and the blower motor control module assembly.
   

Heater Core

1. Remove the retainers and remove the heater core tube cover.
   

1. 
   Remove the heater core tubes.
   
   1. Remove the retaining clips.
      
   2. Remove the screws and the tube tube clamp.
      
   3. Remove the heater core tubes.
      

1. Remove the heater core.
   

Air Distribution Housing

1. 
   Remove the retainers and the air distribution housing.
   
   • Disconnect the electrical connector and position aside the electrical harness.
     

Evaporator

1. Remove the seal.
   

1. 
   Remove the screws and the temperature door actuator.
   
   • Disconnect the electrical connector.
     

1. 
   Remove the retainers and the floor duct.
   
   • Disconnect the electrical connectors.
     

1. Remove the actuator cam.
   

1. 
   Remove the actuator cam.
   

   1. NOTE: Exercise caution, retainers can be easily damaged.

      Depress the tempreature door lever retainer.
      
   2. Remove the tempreature door lever.
      

1. 
   Remove the retainers and the lower climate control housing case.
   
   • Disconnect the electrical connectors and position aside the harness.
     

1. 
   Remove the evaporator assembly.
   
   1. Postion aside the evaporator tempreature sensor.
      
   2. Remove the evaporator assembly.
      

ASSEMBLY

1. To assembly, reverse the dissassembly procedure.
   

1. Make sure the divider plate dowls are properly aligned and seated in the upper portion of the climate control housing before installing the lower the portion of the climate control housing.
   

1. Make sure the TXV seal is properly seated aorund the TXV once the upper and lower portions of the climate control housing are reassembled.