F 250 4WD Pickup V8-7.3L DSL Turbo VIN K (1994)
Fig. 2 Spring lock coupling disconnect & connect
Removal
1. Discharge refrigerant from system.
2. Disconnect and cap liquid line from evaporator core inlet tube.
3. Pour a small amount of refrigerant oil into inlet tube to lubricate orifice tube O-rings and inlet tube.
4. Using tool D80L-19990-A or equivalent, engage with the two tangs on the orifice tube.
CAUTION: Do not twist or rotate the fixed orifice tube in the evaporator core inlet tube, as it may break off.
5. Hold T-handle of removal tool to prevent it from turning, and run nut down against evaporator core tube until orifice tube is pulled from inlet tube.
6. If the A/C Evaporator Core Orifice breaks in tube, it must be removed from the tube with Broken Orifice Tube Extractor D80L-19990-B.
7. To remove a broken Orifice Tube, insert the screw end of the Extractor Tool into the tube and thread the screw end of the tool into the brass tube
in the center of the orifice body. Then pull the orifice from the tube.
8. If only the brass tube is removed in step 7, insert the screw end of the extractor tool into the orifice body. Then pull the body from the tube.
