Removal and Installation

WARNING: This page is about a different car, the 2004 Ford Pickup, 2004 Ford F550 Super Duty, 2004 Ford F450 Super Duty, 2004 Ford Excursion, and 2004 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Refrigerant Compressor Oil (mineral oil) F73Z-19577-AA (Motorcraft YN-9-A) should be used to lubricate R-134a refrigerant system O-ring seals only and should not be added to R-134a refrigerant systems as an A/C compressor lubricant. PAG Refrigerant Compressor Oil (R-134a Systems) 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.

NOTE: Installation of a new suction accumulator is not required when repairing the air conditioning system except when there is physical evidence of contamination from a failed compressor or damage to the suction accumulator.

Recover the refrigerant. Refer to CLIMATE CONTROL SYSTEM - GENERAL INFORMATION .
Remove the pressure relief valve.

Fig 1: Removing Pressure Relief Valve With Torque Specifications
Courtesy of FORD MOTOR CO.
To install, reverse the removal procedure.
- Install a new O-ring seal lubricated in clean mineral oil.
- Lubricate the refrigerant system with the correct amount of clean mineral oil. Refer to CLIMATE CONTROL SYSTEM - GENERAL INFORMATION .
Evacuate, leak test and charge the refrigerant system. Refer to CLIMATE CONTROL SYSTEM - GENERAL INFORMATION .