A/C Spring Lock Coupling: Connect

Install the A/C tube lock coupling spring.

Fig 1: Installing A/C Tube Lock Coupling Spring
Courtesy of MAZDA MOTORS CORP.
Lubricate the inside of the coupling with refrigerant compressor oil (R-134a systems or equivalent).

Fig 2: Lubricating Coupling
Courtesy of MAZDA MOTORS CORP.
CAUTION:
- Use only new green O-rings. The use of any O-ring seals other than specified may result in intermittent leakage during vehicle operation.
Install the O-ring seals.
1. Lubricate The O-Ring Seals With Refrigerant Compressor Oil (R-134A Systems Or equivalent).
Fig 3: Installing O-Ring Seal
Courtesy of MAZDA MOTORS CORP.
Connect the spring lock coupling fittings with a twisting motion until the A/C tube lock coupling spring snaps over the flared end of the female fitting.

Fig 4: Connecting Spring Lock Coupling
Courtesy of MAZDA MOTORS CORP.
Install the A/C tube lock coupling clip.

Fig 5: Installing A/C Tube Lock Coupling Clip
Courtesy of MAZDA MOTORS CORP.