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:
- Always replace with new O-rings.
- When connecting hoses, do not apply excessive force. After installing, check that no torsion or excessive tension applied to the hoses.

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

AIR CONDITIONING UNIT
Tightening torque: N.m (kgf.m, ft.lb)
T1: 7.5 (0.76, 5.5)
T2: 10 (1.0, 7.4)