Hose/Line HVAC: Service and Repair

HOSE AND PIPE

REMOVAL

CAUTION:
- When disconnecting hoses, do not apply excessive force.
- Seal the disconnected hose with a plug or vinyl tape to prevent foreign matter from entering.

1. Disconnect the ground cable from battery.
2. Using the refrigerant recovery system, drain the refrigerant.
3. Remove the bolts and detach the hoses and pipes.

INSTALLATION

CAUTION:
- Replace the O-rings with new parts.
- When connecting hoses, do not apply an excessive force to them. After installing, check that no torsion or excessive tension applied to the hoses.

1. Install each part in the reverse order of removal.
2. Charge refrigerant.

Tightening torque:
T1: 7.5 N.m (0.76 kgf-m, 5.5 ft-lb)
T2: 10 N.m (1.02 kgf-m, 7.4 ft-lb)