Fujitsu ARU7RLF Service Instruction

Also see for AGU12RLF: Design & technical manual Service manual Service instructions Service instructions Design & technical manual

SERVICE PARTS INFORMATION 6Active filter module02-44Check Point 1 : Check Open or Short-circuit and Diode (D1)Check Point 2 : Check the Output DC voltage (between P and N)L2L1PN+INCheck the Output DC voltage (between P and N) of compressor stopping and operating.If it is abnormal,replace ACTIVE FILTER MODULERemove connector, check the open or short-circuit and the diode in the module>> If the output voltage of compressor operating is less than the output voltage of compressor stopping,Active Filter Module is detective. >> Replace Active Filter ModuleTerminal Resistance valueL2L1L1,L2PPControl BoxNN(+IN)(+IN)( IN)( IN)Tester(+) Tester(-)Check the open or short-circuitL2PPNL2L2Check the diode0360k720k1.69M /20%+-20%+-360k 20%+-(Ref. value 1) 1.88M(Ref. value 2)1.40M /(Ref. value 1) 2.28M(Ref. value 2)Terminal Resistance valueTester(+) Tester(-)1.32M /(Ref. value 1) 1.50M(Ref. value 2)1.40M /(Ref. value 1) 1.51M(Ref. value 2)Ref. value 1Specifications for MultimeterManufacturer : HIOKIModel name : 3804Power source : DC9V.Ref. value 2Specifications for MultimeterManufacturer : YOKOGAWAModel name : 7534Power source : DC3V.-INBy kind of tester, the value may change significantly.