| Replacement |
| 1. |
Discharge refrigerant from refrigeration system. |
| 2. |
Replace faulty tube or hose.
|
| 3. |
Tighten joint of bolt or nut to specified torque.
|
| 4. |
Evacuate air in refrigeration system and charge system with refrigerant.
|
| 5. |
Inspect for leakage of refrigerant. Using a gas leak detector, check for leakage of refrigerant. |
| 6. |
Inspect A/C operation. |
Repair procedures Oil Specification 1. The HFC-134a system requires synthetic compressor oil (PAG) whereas the R-12 system requires mineral compressor oil.
Description and operation Description The compressor is the power unit of the A/C system. It is located on the side of engine block and driven by a V-belt of engine.
Specifications Specification Air Conditioner Item Specification Compressor Type DVE12 Oil type & Capacity PAG 30, 120 ± 10 g Displacement 122 cc/rev Expansion valve Type
Description and operation Description The A/C Pressure Transducer (APT) convert the pressure value of high pressure line into voltage value after measure it. By converted voltage value, engine ECU controls cooling fan by operating it high speed or low speed.