Recovery .................................................................................................................................... 35
Recycling ................................................................................................................................... 35
Reclaim ...................................................................................................................................... 35
Safety Warnings ............................................................................................................................... 35
Compressor Testing ................................................................................................................... 35
Charging Sealed Systems .......................................................................................................... 36
Soldering .......................................................................................................................................... 36
Basic Components ........................................................................................................................... 36
Perimeter Hot Tube ........................................................................................................................... 36
Refrigerant Cycle .............................................................................................................................. 36
Compressor Replacement ................................................................................................................. 37
To Flush The System ................................................................................................................. 37
Installing A New Compressor ...................................................................................................... 38-38
Evaporator Replacement ................................................................................................................... 40-41
Heat Exchanger Replacement .......................................................................................................... 41-42
Condenser Replacement ................................................................................................................... 43-44
Filter-Drier Installation ....................................................................................................................... 44
Evacuating And Recharging .............................................................................................................. 44
Equipment Needed ..................................................................................................................... 44
Evacuating System .................................................................................................................... 45
Charging The System ................................................................................................................. 45-46
Final Leak Test ................................................................................................................................. 46
R-134a Service Information ................................................................................................................. 47
Dedicated Equipment ................................................................................................................. 47
Vacuum Chart .................................................................................................................................. 48
Vacuum Pump Maintenance ............................................................................................................. 48
Refrigerant Leaks .............................................................................................................................. 48
Leak Detection ................................................................................................................................. 49
R-134a Properties ............................................................................................................................. 49
Inhalation Toxicity ............................................................................................................................. 51
Cardiac Sensitization ........................................................................................................................ 51
Spills Or Leaks ................................................................................................................................. 51
Skin And Eye Contact ...................................................................................................................... 51
Combustibility Of HFC-134a .............................................................................................................. 52
Leak Testing .............................................................................................................................. 52
Bulk Delivery And Storage .......................................................................................................... 52
Thermal Decomposition .................................................................................................................... 52
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