Nespresso EF 473, EF 474 manual Essenza FS

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en Service Manual Coffee Machine

EF 473

EF 474

Essenza FS

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Contents Essenza FS Contents Preface Overview Main ComponentsSerial number codification Overview of rating platesWater circuit Technical data Preparation OperationDo not insert a capsule yet Fill water system Procedure to fill water systemMaking coffee Programming Reset to factory settings Empty water system Coffee machine status Operating modes Left Coffee buttons LED signals RightOperating status of coffee buttons Checking the machine on receipt TroubleshootingFurther details in order to take decision Repair General disassemblyTool Tools Replacing thermoblock and NTCProcedure for flow meter Replacing flow meter and On/Off switchProcedure for On/Off switch Replacing pump Replacing electronic control board with button prints Replacing compact brewing unit CBU Pump Pump On/Off switch Repair Descaling Carefully read safety instructions on decalcifier packageDescaling Sec RinsingMeasuring flow rate Preparation unplug machine from mains Checking for leaks and pump pressureSwitch off machine Open valve to empty pressure gauge Coffee temperature should be approx C ± 3 C 187 F ± 5.4 F Measuring coffee temperatureProcedure machine is switched off Daily care and final cleaningSpare Parts Repair accessoriesSpare parts EF Electronic set 230V EF Coffee outlet & front ring EF 471 package 29 39154 Coffee buttonEF 30 43061 Espresso button EF 26392 Version 1.0 en