F 150 Heritage 2WD Pickup V8-5.4L SOHC VIN 3 (2004)
Coupler HVAC: Service and Repair
Spring Lock Coupling
SPRING LOCK COUPLING
Remover, Refrigerant Coupling Spring
SPECIAL TOOL(S)
DISCONNECT
1. Remove the spring lock coupling clip, if equipped.
2. 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.
Push the tool into the cage opening to release the female fitting from the spring lock coupling spring and pull the fitting apart.
-
Remove the O-ring seals using a non-metallic tool.
3. 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.
Remove the spring lock coupling spring with a small hooked wire.
CLEANING