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Refrigerant Line: Replacement

  1. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM 
  2. REPLACE FAULTY TUBE OR HOSE 
    NOTE: Cap the open fittings immediately to keep moisture or dirt out of the system.
  3. TORQUE CONNECTIONS TO SPECIFIED TORQUE 
    NOTE: Connections should not be torqued tighter than the specified torque.
    TORQUE SPECIFICATION TABLE

    Part tightened N.m kgf.cm ft.lbf
    Condenser at Discharge tube 9.8 100 87 in..lbf
    Condenser at Liquid tube 9.8 100 87 in..lbf
    No. 1 suction Tube at Suction Tube 9.8 100 87 in.lbf
    Discharge tube at Discharge tube 9.8 100 87 in..lbf
    Discharge tube at Discharge tube (Washer Bolt) 22.1 225 16
    Suction tube at Suction tube (Washer Bolt) 31.9 325 24
    Compressor at Discharge hose 9.8 100 87 in..lbf
    Compressor at Suction hose 9.8 100 87 in..lbf
    Expansion valve at Evaporator 3.4 35 30 in..lbf
  4. EVACUATE AIR IN REFRIGERATION SYSTEM AND CHARGE WITH REFRIGERANT 

    Specified amount: 500 +/- 30 g (17.64 +/- 1.06 oz.) 

  5. INSPECT FOR LEAKAGE OF REFRIGERANT 

    Using a gas leak detector, check for leakage of refrigerant.

  6. INSPECT AIR CONDITIONING OPERATION 
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