E 250 V10-6.8L VIN S (2005)
Heater Core Case: Service and Repair
Removal and Installation
Heater Core Housing
HEATER CORE HOUSING
Removal and Installation
1. Remove the heater core.
2. Remove the nuts and the heater core housing.
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Disconnect the temperature blend door actuator electrical connector.
3. To install, reverse the removal procedure.
Air Conditioning and Heater Assembly
AIR CONDITIONING AND HEATER ASSEMBLY
REMOVAL
CAUTION: Refrigerant Compressor Oil (Mineral Oil) F73Z-19577-AA (Motorcraft YN-9-A) should be used to lubricate R-134a refrigerant
system O-rings seals only and should not be added to R-134a refrigerant systems as an A/C compressor lubricant. PAG Refrigerant
Compressor Oil F7AZ-19589-DA (Motorcraft YN-12-C) or equivalent meeting Ford specification WSH-M1C231-B only should be used as an
A/C compressor lubricant.
1. Recover the refrigerant.
2. Drain the engine cooling system.
3. Disconnect the heater hoses.