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O-RING AND REFRIGERANT CONNECTION NCHA0115S02 RHA524H CAUTION: The new and former refrigerant connections in some systems use different O-ring configurations. Do O-Ring Part Numbers and Specifications NCHA0115S0201 SHA814E Connec- O-ring size Part number D mm (in) W mm (in) New 8 92471 N8210 6.8 (0.268) 1.85 (0.0728) New 12 92472 N8210 10.9 (0.429) 2.43 (0.0957) Former 92475 71L00 11.0 (0.433) 2.40 (0.0945) New 16 92473 N8210 13.6 (0.535) 2.43 (0.0957) Former 92475 72L00 14.3 (0.563) 2.30 (0.0906) New 19 92474 N8210 16.5 (0.650) 2.43 (0.0957) WARNING: Make sure all refrigerant is discharged into the recycling equipment and the pressure in the system CAUTION: When replacing or cleaning refrigerant cycle components, observe the following. I When the compressor is removed, store it in the same position as it is when mounted on the car. I When connecting tubes, always use a torque wrench and a back-up wrench. I After disconnecting tubes, immediately plug all openings to prevent entry of dirt and moisture. I When installing an air conditioner in the vehicle, connect the pipes as the final stage of the opera- I Allow components stored in cool areas to warm to working area temperature before removing seal I Thoroughly remove moisture from the refrigeration system before charging the refrigerant. I Always replace used O-rings. I When connecting tube, apply lubricant to circle of the O-rings shown in illustration. Be careful not GI MA EM LC EC FE CL MT AT AX SU BR ST RS BT SC EL IDX PRECAUTIONS MANUAL Precautions for Refrigerant Connection (Cont’d) HA-127 |