Fixed Orifice Tube: Removal
- Disconnect battery. Discharge A/C system, using approved refrigerant recovery/recycling equipment. Disconnect refrigerant line from evaporator core. Cap line to protect against dirt and moisture entering system.
- Pour a small amount of clean refrigerant oil into evaporator core inlet tube to lubricate evaporator tube and fixed orifice tube "O" rings. Engage Fixed Orifice Tube Remover/Installer (T83L-19990-A) with 2 tangs on orifice tube. See Figure.
- Hold "T" handle on remover, and run remover nut down against evaporator core tube until A/C evaporator orifice is pulled from evaporator core tube. See Figure.