Hose/Line HVAC: Service and Repair

Flexible Hose

REMOVAL

CAUTION:
- When disconnecting/connecting hoses, do not apply excessive force them. Confirm that no torsion and excessive tension exist after installing.
- Seal the disconnected hose with a plug or vinyl tape to prevent contamination from entering.

1. Disconnect ground cable from battery.
2. Using refrigerant recovery system, discharge refrigerant.




3. Remove duct (A).
4. Remove hose attaching bolts (C).
5. Disconnect hose from evaporator unit.
6. Disconnect hose from compressor.
7. Remove low-pressure hose (A) from the vehicle.
8. Remove hose attaching bolts (D).
9. Disconnect hose from compressor.
10. Disconnect hose from condenser.




11. Disconnect high-pressure hose (B) from the vehicle.

INSTALLATION

CAUTION: When disconnecting/connecting hoses, do not apply an excessive force them. Confirm that no torsion and excessive tension exist after installing. Seal the disconnected hose with a plug or vinyl tape to prevent contamination from entering.

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

INSPECTION

NOTE: If cracking, damage, or swelling is found on a hose, replace it with a new one.