Expedition 4WD V8-281 4.6L SOHC (1998)
Heater Core Case: Service and Repair
REMOVAL
1. Disconnect the battery ground cable.
2. Recover the refrigerant. Refer to: "Heating and Air Conditioning : Service and Repair" See: Service and Repair
3. Drain the radiator. Refer to: "Engine, Cooling and Exhaust : Cooling System : Service and Repair" See: Engine, Cooling and
Exhaust/Cooling System/Service and Repair
4. Remove the instrument panel. Refer to: "Body and Frame : Interior Trim : Dash Board : Service and Repair" See: Body and Frame/Interior
Moulding / Trim/Dashboard / Instrument Panel/Service and Repair
5. Disconnect the heater water hoses at the heater core.
6. Disconnect the refrigerant line spring lock couplings from the A/C evaporator cores.
7. Remove the plenum chamber nuts (engine side).