Hose/Line HVAC: Service and Repair
Hose and TubeREMOVAL
CAUTION:
- When disconnecting/connecting hoses, do not apply an excessive force to them. After installing, check that no torsion or excessive tension applied to the hoses.
- Seal the disconnected hose with a plug or vinyl tape to prevent foreign matter from entering.
FRONT
1. Disconnect the ground cable from battery.
2. Using the refrigerant recovery system, discharge refrigerant.
3. Remove the evaporator unit mounting bolt (A) and low- pressure hose bracket bolt (B).
4. Remove the low-pressure hose attaching bolts (C).
5. Disconnect the low-pressure hose from evaporator unit.
6. Disconnect the low-pressure hose from compressor.
7. Remove the low-pressure hose from vehicle.
8. Remove the high-pressure hose attaching bolt (D).
9. Disconnect the high-pressure hose from compressor.
10. Disconnect the high-pressure hose from condenser.
11. Remove the high-pressure hose from vehicle.
12. Remove the high-pressure tube attaching bolt (E).
13. Remove the high-pressure tube from vehicle.
REAR
1. Disconnect the ground cable from battery.
2. Using the refrigerant recovery system, discharge refrigerant.
3. Remove the sheet and floor mat.
4. Remove the ECM bracket and tube protector.
5. Remove the quick connectors (A and B).
ST REMOVER PS73499XA01A
ST REMOVER PD73499XA00A
NOTE: Refer to the instruction manual for the ST when working.
6. Remove the tube bracket.
7. Remove the front tube and rear tube connecting bolts (C)
8. Remove the connecting bolts (D) of the rear cooler unit.
9. Remove the front tube (E) and rear tube (F).
INSTALLATION
CAUTION:
- When disconnecting or connecting the hoses, do not apply excessive force. After installing, check that no torsion or excessive tension applied to the hoses.
- Seal the disconnected hose with a plug or vinyl tape to prevent foreign matter from entering.
1. Install 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 (1.0 kgf.m, 7.4 ft.lb)
T3: 5 N.m (0.5 kgf.m, 3.7 ft.lb)