Refrigerant Pressure Switch Removal/Installation: Notes

Discharge the refrigerant from the system. (See REFRIGERANT CHARGING .)
Disconnect the negative battery cable.
CAUTION:
- If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise will occur. Always immediately plug all open fittings after removing any refrigeration cycle parts to keep moisture or foreign material out of the cycle.
Remove the refrigerant pressure switch.

Fig 1: Removing/Installing Refrigerant Pressure Switch
Courtesy of MAZDA MOTORS CORP.
Install the reverse order of removal.
Perform the refrigerant system performance test. (See REFRIGERANT SYSTEM PERFORMANCE TEST .)