Other information:
Inspection
NOTE:
A coolant leak in the heater hose could follow the
heater core tube to the heater core and appear as a leak in the heater
core.
Inspect for evidence of coolant leakage at the heater hose to heater core attachments...
Lubricants, Fluids, Sealers and Adhesives
Specifications
Motorcraft® PAG Refrigerant Compressor Oil / YN-12-D
WSH-M1C231-B
Motorcraft® R-134a Refrigerant / YN-19 (US); CYN-19-R (Canada); MYN-19 (Mexico)
WSH-M17B19-A
Motorcraft® A/C System Flushing Solvent / YN-23
..