Town Car V8-4.6L SOHC VIN W (1999)
4. Pull the spring lock coupling fittings apart.
5
Remove the O-ring seals with a non-metallic tool.
CAUTION: Do not use metal tools to remove the O-ring seals. They can cause axial scratches across the O-ring seal grooves resulting in
refrigerant leaks.
6. Remove the A/C tube lock coupling spring with a small hooked wire.
CAUTION: Do not use a screwdriver or similar tool to remove the A/C tube lock coupling spring; this can cause axial scratches across the O-ring
seal grooves resulting in refrigerant leaks.
CLEANING
1. Fabricate a cleaning tool from a 1/8 inch diameter brazing rod.
2. Cut an abrasive pad from maroon colored 3M Scotch Brite (R) with the dimensions corresponding to the coupling size.
Coupling Size
Pad Size
3/8 inch
25 x 50 mm (1x 2 inch)
1/2 inch
25 x 50 mm (1 x 2 inch)
5/8 inch
25 x 76 mm (1 x 3 inch)
