Hose/Line HVAC: Service and Repair
REFRIGERANT LINE REMOVAL/INSTALLATION
L5
1. Disconnect the negative battery cable.
2. Remove the engine coolant tank. Engine Coolant Leakage Inspection Engine Coolant Leakage Inspection
3. Discharge the refrigerant. Refrigerant Charging
4. Disconnect the refrigerant pressure sensor connector.
5. Remove the No.3 engine mount earth.
6. Do not allow remaining compressor oil in the piping and connecting parts to spill, and remove in the order indicated in the table.
CAUTION:
- If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise or other malfunction could occur. Always plug open fittings immediately after removing any refrigeration cycle parts.
7. Install in the reverse order of removal.
8. Perform the refrigerant system performance test. Refrigerant System Performance Test
MZI-3.7
1. Remove the battery and battery tray. Removal and Replacement
2. Remove the engine cover
3. Remove the coolant reserve tank. Service and Repair
4. Discharge the refrigerant. Refrigerant Charging
5. Disconnect the refrigerant pressure sensor connector.
6. Remove the No.3 engine mount ground.
7. Remove the following parts.
a. Windshield wiper arm and blade Service and Repair
b. Cowl grille Cowl Grille Removal/Installation
c. Windshield wiper motor Removal and Replacement
d. Cowl panel Cowl Panel Removal/Installation
e. ABS/TCS HU/CM (with ABS/TCS) ABS/TCS HU/CM Removal/Installation
f. DSC HU/CM (with DSC) DSC HU/CM Removal/Installation
g. Front pipe Service and Repair
h. Air cleaner component Service and Repair
i. Aerodynamic under cover No.1 and No.2. Aerodynamic Under Cover No.1 Removal/Installation Aerodynamic Under Cover No.2 Removal/Installation
8. Disconnect the engine mount No.1. Removal and Replacement
9. Sustain the engine and transaxle component with the engine jack.
10. Disconnect the engine mount No.3 and No.4. Removal and Replacement
11. Move the engine and transaxle component slightly direction to left, and enlarge the space for remove the refrigerant line.
12. Do not allow remaining compressor oil in the piping and connecting parts to spill, and remove in the order indicated in the table.
CAUTION:
- If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise or other malfunction could occur. Always plug open fittings immediately after removing any refrigeration cycle parts.
13. Install in the reverse order of removal.
14. Perform the refrigerant system performance test. Refrigerant System Performance Test
Refrigerant Line Removal Note
Block joint type
1. Disconnect the block joint type pipes by grasping the female side of the block with pliers or similar tool and holding firmly, and then remove the connection bolt.
Refrigerant Line Installation Note
1. Apply compressor oil to the O-rings and connect the joints.
2. Tighten the joints.
Block joint type
1. Tighten the bolt of joint by hand.
2. Connect the block joint type pipes by grasping the female side of the block with pliers or similar tool and holding firmly, then tighten the connection bolt with a torque wrench.