Labwork A/C Compressor For 1998-2005 Lexus GS300 2001-2005 IS300 3.0L 77371

NOTE: Each AC air compressor comes with about 80ML of Oil. You dont need to add oil additionally. Fits:1998-2005 Lexus GS300 3.0L2001-2005 Lexus IS300 3.0L Interchange Part Number:77371, 471 1221, 20-11284, 1AMAC00132, 000743, 471-0221, 656 30010 122, 656 30010, 471-1221 Installation MethodAttention Please:Be sure to clean the air conditioning system before installation, otherwise it will cause compression broken.1. Remove compressor:Remove the A/C belt from the A/C compressor pulley. May involve loosening the belt tensioner (if equipped).2.receiver drier or accumulator, orifice tube or expansion valve.3.Disconnect the negative battery cable.4.Remove the bolt that secures refrigerant lines to the A/C compressor. Inspect A/C lines for any contamination such as metal or excessive dirt inside of them. If you find anycontamination the system will need to be cleaned.Flush the condenser and evaporator using NON-OIL BASED A/C flush. On expansion valve systems. The valve must be removed beforethe evaporator can be flushed. Flushed condensers from outlet to inlet and evaporators from inlet to outlet. 5.Drain all the oil from the new compressor ,if you compressor has a drain plug you will need to open it up and drain what oil is in there too.6.Install half oil charge into the compressor and the remainder throughout the system. Turn compressor shaft 8-10 full revolutions to insure front seal and other internalparts are lubricated.7.Install new receiver drier or accumulator and new orifice tube or expansion valve.8.Evacuate the A/C system for a minimum of one hour.9.After evacuation install half the refrigerant charge and let the system set for 1 minute. This will allow the refrigerant to pick up oil and spread more evenly throughoutthe system.10.Turn on the A/C system with the engine running and check to see if cold air is now coming out of the air duct.11.If the A/C system is functioning ,you may find that your electric radiator fan and compressor clutch will be cycling off and on depending on the outside air temperature.To confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.Note：This compressor comes pre-filled with the correct amount of oil. Thus, there is no need to add any additional oil to your system.Please add refrigerant to 70-80% without filling up.There may be noise if the refrigerant is added too much

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