You don't. You replace it. They're cheap. Get a new one. No matter how much you clean it, it will never work right.
BR
You're boned
there isn't an orfice tube it has an expansion valve which is located on the inlet of the evaporator
Under the coolant reservoir near the battery.
In the liquid (low pressure) line at the condenser connection.
To install an orifice tube in a 1995 Buick Regal, first, ensure the A/C system is fully discharged. Locate the orifice tube, which is typically found in the A/C line between the evaporator and the condenser. Remove the retaining clip or fitting, then pull out the old tube and insert the new one, ensuring it is seated properly. Finally, reattach the fittings, recharge the A/C system, and check for leaks.
The orifice tube on a 2002 Buick Regal is located in the air conditioning system, specifically in the liquid line between the condenser and the evaporator. To access it, you typically need to locate the liquid line, which runs from the condenser to the firewall. The orifice tube is usually housed within a fitting or a connector on this line. Make sure to recover any refrigerant properly before attempting to replace it.
To unplug the orifice tube on an auto AC system, first, locate the orifice tube, which is typically found in the liquid line between the condenser and the evaporator. Use a wrench to loosen any fittings and carefully remove the tube. If it's clogged, you can use compressed air to blow out any debris or use a solvent designed for cleaning AC components, ensuring all parts are dry before reassembly. Always wear safety gear and consult your vehicle's service manual for specific instructions.
Orifice tube on f150 with 4.2
It does not have an orifice tube.
It uses an expansion valve, not an orifice tube.
The orifice tube is located between the engine and the fire wall. The windshield wiper cowling has to be removed to gain access to the orifice tube.