Electrolux FMV156DBE service manual CK = Check / RE = Replace

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FMV156DBE

FMV156DSE

FMV156DQE

FMV156DCF

CK = Check / RE = Replace

CK

LOW VOLTAGE

CK

NO POWER AT OUTLET

RE

SHORTED IN POWER CORD

CK

OPENED OR SHORTED WIRING

CK

HOOD MOTOR CAPACITOR

RE

HOOD LAMP OR SOCKET

CK

TURNTABLE OFF CONDITION

RE

TURNTABLE MOTOR

RE

FAN MOTOR

RE

OVEN LAMP OR SOCKET

OFOIL PATERN ON P.W.B. N RELAY (RY-5)

N RELAY (RY-4) N RELAY (RY-3) N RELAY (RY-2) N RELAY (RY-1)

M KEY UNIT

L CONTROL UNIT

K HOOD FAN MOTOR

J HOOD HERMAL CUT-OUT I MONITOR FUSE

H MONITOR SWITCH

G

SECONDARY INTERLOCK SYSTEM

F

PRIMARY INTERLOCK SWITCH

E

TEMPERATURE FUSE OR THERMAL CUT-OUT

DHIGH VOLTAGE CAPACITOR C H.V. RECTIFIER

B POWER TRANSFORMER

A

MAGNETRON

POSSIBLE CASE AND

DEFECTIVE PARTS

TEST PROCEDURE

PROBLEM

CONDITION

Homefuseblowswhenpowercordispluggedintowallreceptacle. Monitorfuseblowswhenpowercordispluggedintowallreceptacle. Display does not illuminate when power cord is first plugged into wall receptacle. Display does not operate properly when STOP/CLEAR key is touched. (The time of day should appear on the display with beep sound during normalcondition.) Ovenlampdoesnotlightwithdoorisopened. Hood fan motor operates when power cord is first plugged into wall receptacle. Temperature of oven base seems more than 140ûF (60ûC) becauseof operation of the range below. But hood fan motor does not turn on automatically. (Normally, food fan motor should be operating at low speed.)

HoodlightsdonotturnonwhenWORKLIGHTpadorNIGHTLIGHTpad ispressed. HoodfanmotordoesnotrotateatallwithtouchedFANHI/LOpad. SpeedofthehoodfanmotordoesnotchangewhentheFANHI/LOpadis touchedforthisfunction. Oven lamp does not light in cook cycle. (But it does light when door is opened.) Fanmotordoesnotoperate.(Ovenlampandturntablemotoroperate.) Turntable motor does not operate (Oven lamp lights and fan motor operate.)

OvendoesnotgointocookcyclewhenSTARTpadistouched Ovenseemstobeoperatingbutlittleornoheatisproducedinovenload. (Foodincompletelycookedornotcookedatallatendofcookcycle.) Ovengoesintoacookcyclebutextremelyunevenheatingisproducedin ovenload(food). VariablecookingdoesnotoperateproperlyexceptCookingPower10(P- HI)mode. FunctionofCOMPUDEFROSTdoesnotoperateproperly. Stirrermotordoesnotoperate.(Otherpartsoperate.) OvengoesintoCOMPUDEFROSTbutfoodisnotdefrostedwell.

OFF CONDITION

IDLE CONDITION

MICROWAVE COOKING CONDITION

during ofwater

 

doesnot end offafteracup

 

The oven stops and "ERROR" is displayed or Sensor Cookingcondition.(Ovendoesnotshut isboilingbySensorCooking.)

Ovenstopsat32secondsafterstarting.

SENSOR COOKING CONDITION

 

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Contents Table of Contents Over the Range Microwave Oven ModelsBefore Servicing When the testing is completed Dont Touch Before ServicingLeakage test Microwave Measurement ProcedureRequirements Electrolux Product Specification General InformationOven Diagram Control Panel Operation Description of Operating SequenceRE-CIRCULATION Inside Venting Vertical VentingHorizontal Venting Figure O-1. Oven Schematic-Off Condition Description and Function of Components FunctionsTroubleshooting Guide CK = Check / RE = Replace Power Transformer Test Procedure Component Test Letter Magnetron Assembly TestMicrowave Output Power Cavity Thermal CUT-OUT Test Magnetron Temperature Fuse TestHigh Voltage Capacitor Test Primary Interlock Switch Test Procedure Component Test LetterTEMPERATURE, Replace Temperature Fuse Door Sensing SwitchMonitor Switch Test Secondary Interlock Relay RY2Hood FAN Motor Test ProcedureHood Thermal CUT-OUT Test Before testing KEY Unit Test Relay Test1ST Stage 2ND Stage Foil Pattern on the Printed Wiring Board TestDefrost Center Test Level TimeSteps Occurrence Cause or Correction Occurrence Cause or CorrectionRemoval Procedure Component Test Letter Noise Filter Test Measuring Point Indication of OHM-METERLSI Touch Control Panel AssemblyDescription of LSI Signal coming from touch key Signal to sound buzzer 2.0 kHzOUT Oven lamp, fan motor and turntable motor driving signal Signal similar to P46Hood motor driving signal Key strobe signalHood lamp driving signal Segment data signalShapes of Electronic Components Other PrecautionsServicing Servicing of Touch Control PanelComponent Replacement and Adjustment Procedure Hood Exhaust Louver RemovalPictorial Diagram Power Transformer RemovalRe-install Hood FAN Motor RemovalHood FAN Thermal CUT-OUT Removal Magnetron RemovalHigh Voltage Rectifier and High Voltage Capacitor Removal Thermal CUT-OUT Cavity RemovalSide View InstallationCooling FAN Motor Removal Positive lock connector Positive Lock Connector NO-CASE Type RemovalControl Panel ASSEMBLY, Control Unit and KEY Unit Removal Turntable MotorKey unit location Control Unit and KEY Unit RemovalDoor Replacementdoor Assembly Removal Door Assembly RE-INSTALLChoke Cover Door DisassemblyDoor Frame Assembly Latch SPRING, Latch Head and Door PanelDiagram PictorialFigure S-2. Power Unit Circuit LSI Unit Circuit Figure S-4. Printed Wiring Board Cabinet Parts Parts ListElectric Parts Control Panel PartsSCREWS,NUTS, Washers and Other Door PartsMiscellaneous Oven and Cabinet Parts Control Panel Parts Door Parts Miscellaneous Packing and Accessories Non-replaceable itemsFMV156DBE FMV156DSE FMV156DQE FMV156DCF FMV156DBE FMV156DSE FMV156DQE FMV156DCF FMV156DBE FMV156DSE FMV156DQE FMV156DCF
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