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Home >> Mercedes Benz >> 1993 >> 300SL Automatic >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control -- 129 Chassis >> Testing & Repair >> Removing and installing refrigerant pressure sensor - AR83.30-P-5430C

Removing and installing refrigerant pressure sensor - AR83.30-P-5430C

MODEL 129 as of 1.6.96 with CODE (581a) Air conditioning (automatic) 

Fig 1: Identifying Refrigerant Pressure Sensor Components
G04688668
REMOVINGINSTALLING Removal, installation     
1 Empty air conditioning (recycle) IMPORTANTInstallation  : Evacuate air conditioning system, recharge, check for leakage and proper function by allowing engine to idle only for first 4 minutes.  
2 Unhook and disconnect connector (2) on refrigerant pressure sensor (B12)    
3 Remove refrigerant pressure sensor (B12) from fluid reservoir (1) IMPORTANT Plug opening on fluid reservoir (part set no. 1408300127)
IMPORTANTInstallation  : Replace sealing rings and moisten with compressor oil.
 
    TORQUE SPECIFICATION *BA83.30-P-1007-01A 
4 Reinstall in opposite order    
TORQUE SPECIFICATION AIR CONDITIONING

Number Designation Model 129
BA83.30-P-1007-01A Refrigerant pressure sensor on fluid reservoir Nm 12