Refrigerant Line Removal/Installation: Notes

Remove the battery cover.
Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [LF] .)
Discharge the refrigerant from the system. (See REFRIGERANT CHARGING .)
Remove the air cleaner. See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [LF]
Remove the splash shield.
Remove the under cover.
Do not allow remaining compressor oil in the piping and connecting parts to spill, and remove in the order indicated in the chart in illustration.
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.
  
  Fig 1: Refrigerant Line Components With Torque Specifications
  Courtesy of MAZDA MOTORS CORP.
Install in the reverse order of removal.
Perform the refrigerant system performance test. (See REFRIGERANT SYSTEM PERFORMANCE TEST .)