C 3500 HD Truck 2WD V8-8.1L VIN G (2002)
Refrigerant Filter: Service and Repair
Air Conditioning (A/C) Refrigerant Filter Installation
TOOLS REQUIRED
J 39400-A Halogen Leak Detector
IMPORTANT: The A/C refrigerant filter, AC Delco P/N 15-1696 must be installed to the A/C evaporator tube between the condenser and evaporator.
The installation of this A/C refrigerant filter eliminates the need for flushing.
1. Measure 50 mm (2 in) from the bend on the evaporator tube (3) near the expansion tube end and mark the location.
2. Measure 50.8 mm (2 in) from the mark on the evaporator tube (3) from the previous step.
IMPORTANT: Do not allow metal burrs to enter the tube during cutting or when removing the burrs.
3. Using a tubing cutter, cut the marked section of the evaporator tube (3).
4. Remove the burrs from the evaporator tube (3).
5. Remove the nuts (4), the ferrules (3), and the O-rings (2) from the A/C refrigerant filter (1).
IMPORTANT: DO NOT install the O-rings (2) in this step.
6. Push the nuts (4) and the ferrules (3) over each of the evaporator tube halves.
7. Install the ferrules (3) with the small end toward the nut (4).
