Lincoln Navigator: Climate Control System - General Information / Heater Core. Removal and Installation
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTE:
If a heater core leak is suspected, the heater core must be leak tested before it is removed from the vehicle.
-
Remove the climate control housing.
Refer to: Climate Control Housing (412-00 Climate Control System - General Information, Removal and Installation).
-
Remove the retainers and the heater core cover.
-
Disconnect the clamps and remove the heater core inlet and outlet tubes.
-
Remove the heater core.
Installation
-
To install, reverse the removal procedure.
Removal
NOTE:
The evaporator temperature sensor is available only as part of the evaporator assembly.
Remove the the evaporator.
Refer to: Evaporator (412-00 Climate Control System - General Information, Removal and Installation)...
Removal
NOTE:
The HVAC module is available only as part of the FCIM .
Remove the FCIM .
Refer to: Front Controls Interface Module (FCIM) (415-00 Information
and Entertainment System - General Information - Vehicles With: SYNC 4,
Removal and Installation)...
Other information:
Overview
Item
Description
1
SSB
2
B clutch control valve
3
B clutch latch valve
4
B clutch apply circuit
5
B clutch piston
6
B clutch assembly
7
One-Way Clutch (OWC)
..
Inspection
NOTE:
Dropped spark plugs should always be discarded.
Unfired
An unfired spark plug should appear very clean
with a pure nickel finish to the threads and ground strap. The center
electrode ceramic insulator surface is often a matte or dull finish and
pure white in color. The external primary insulator is often a polished
white ceramic with appro..