Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Auxiliary Climate Control




REMOVAL
1. Remove the air conditioning and heater assembly. Refer to: Heating and Air Conditioning, Housing Assembly HVAC, Service and Repair, Service and Repair

NOTE: Before the removal of the A/C evaporator core, an in-vehicle pressure test must be carried out.







2. Remove the A/C evaporator core.







3. Remove the A/C evaporator expansion valve.

INSTALLATION
1. To install, reverse the removal procedure.

NOTE:
^ Make sure to correctly assemble and seal the air conditioning and heater assembly to allow efficient operation of the auxiliary climate control system.
^ Lubricate the O-ring seals with PAG Refrigerant Compressor Oil (R-134a Systems) F7AZ-19589-DA (Motorcraft YN-12-C) or equivalent meeting Ford specification WSH-M1C231-B.