Expansion Block/Orifice Tube: Service and Repair

SPECIAL SERVICE TOOL(S)

REMOVAL
1. Remove the condenser to evaporator tube. For additional information, refer to Line-Condenser to Evaporator.







2. Separate the orifice tube from the evaporator to condenser line.
^ For a fixed evaporator core orifice, carry out Steps 3 and 4.
^ For a broken evaporator core orifice, carry out Steps 5 and 6.







3. Engage the special tool onto the A/C evaporator core orifice.







4. Hold the tool T-handle stationary and rotate the tool body to remove the A/C evaporator core orifice.







5. To remove a broken A/C evaporator core orifice, screw the end of the special tool into the broken A/C evaporator core orifice.







6. Hold the tool T-handle stationary and rotate the tool body to remove the broken A/C evaporator core orifice.

INSTALLATION
1. Lubricate and install the O-ring seals on the A/C evaporator core orifice.
1 Use PAG Compressor Oil YN-12-C, F7AZ-19589-DA or equivalent meeting Ford specification WSH-M1C231-B.







2. Place the A/C evaporator core orifice into the special tool.







3. Insert the A/C evaporator core orifice into the condenser to evaporator tube until seated.







4. Remove the special tool.
5. Install the condenser to evaporator tube. For additional information, refer to Line-Condenser to Evaporator.