Electrolux EW30MO55HSA Service Manual

Publication #5995532487 P/N 316439272 April 2009

1-8Basic InformationProduct Specification Item DescriptionPower Requirements (USA)120 Volts / 13.7 Amperes (Canada) 117 Volts / 13.0 Amperes

Basic Information 1-9Grounding InstructionsThis oven is equipped with a three prong grounding plug. It must be plugged into a wall receptacle that is

1-10Basic InformationTOUCH CONTROL PANEL1. Control panel2. Ventilation openings3. Model / Serial label4. Door seals and sealing surfaces5.

Operation 2-1The following is a description of component functions during oven operation.OFF CONDITIONClosing the door activates the stop switch, prim

Operation 2-2SCHEMATICNOTE: CONDITION OF OVEN1. DOOR CLOSED.2. CLOCK APPEARS ON DISPLAY.SCHEMATIC DIAGRAMA1A3A7A9L.V.TRANSFORMERCONTROLUNITSWITCH3RDDO

Operation 2-32. Heat Potatoes. Moisture and humidity is emitted rapidly. You can smell the aroma as it cooks.3. Sensor detects moisture and

Operation 2-4DOOR SENSING AND PRIMARY INTERLOCK SWITCHThe door sensing switch, in the third door switch system is mounted on the right latch hook. Th

Operation 2-5MAGNETRON THERMAL CUT-OUTThe thermal cut-out, located on the waveguide, is designed to prevent damage to the magnetron if an over heated

Operation 2-6(3) Detector Circuit of Absolute Humidity Sensor Circuit: This detector circuit is used to detect the output voltage of the absolute

Troubleshooting and Testing 3-1If the oven becomes inoperative because of a blown monitor fuse, check the monitor switch, relay (RY1) primary interloc

Troubleshooting and Testing 3-2A MAGNETRONB POWER TRANSFORMERC H.V. RECTIFIER ASSEMBLYD HIGH VOLTAGE CAPACITORE PRIMARY INTERLOCK SWITCHF SECONDARY I

Troubleshooting and Testing 3-3Procedure LetterAComponent TestMAGNETRON ASSEMBLY TESTTo test for an open filament, isolate the magnetron from the high

Troubleshooting and Testing 3-4Procedure LetterBCComponent TestPOWER TRANSFORMER TEST1. Disconnect the power supply cord, and then remove outer cas

Troubleshooting and Testing 3-5Procedure LetterDEF Component TestHIGH VOLTAGE CAPACITOR TEST1. Disconnect the power supply cord, and then remove out

Troubleshooting and Testing 3-6Procedure LetterFGComponent TestSECONDARY INTERLOCK RELAY1. Disconnect the power supply cord, and then remove outer c

Troubleshooting and Testing 3-7Procedure LetterHIJComponent TestBLOWN MONITOR FUSE TEST1. Disconnect the power supply cord, and then remove outer ca

Troubleshooting and Testing 3-8Procedure LetterKComponent TestTOUCH CONTROL PANEL ASSEMBLY TESTThe touch control panel consists of circuits including

Troubleshooting and Testing 3-9Procedure LetterLMComponent TestRELAY TEST1. Disconnect the power supply cord, and then remove outer case.2. Open t

Troubleshooting and Testing 3-10Procedure LetterNComponent TestAH SENSOR TESTChecking the initial sensor cooking condition:WARNING: The oven should b

Troubleshooting and Testing 3-11Procedure LetterComponent Test1. TESTING METHOD FOR AH SENSOR AND/OR CONTROL UNITTo determine if the sensor is defecti

Basic Information 1-1Safe Servicing PracticesAvoid personal injury and/or property damage by observing important Safe Servicing Practices. Following

Troubleshooting and Testing 3-12Notes

Component Teardown 4-1TO PREVENT AN ELECTRIC SHOCK, TAKE THE FOLLOWING PRECAUTIONS: 1. BEFORE WIRING: 1) Disconnect the power supply. 2) Open

Component Teardown 4-2Magnetron Removal1. Disconnect the oven power supply cord and remove outer case. 2. Discharge high voltage capacitor.3. D

Component Teardown 4-3High Voltage Rectifier Removal1. Disconnect the oven power supply cord and remove outer case. 2. Discharge high voltage capa

Component Teardown 4-4Fan Motor Removal REMOVAL1. Disconnect the oven power supply cord and remove outer case. 2. Discharge high voltage capacito

Component Teardown 4-5Power Supply Cord ReplacementREMOVAL1. Disconnect the power supply cord.2. Discharge high voltage capacitor.3. Disconnect

Component Teardown 4-6Monitor switchLatch hook leftLatchheadPrimaryinterlock switchDoorsensing switchLatch hook right3rd door switch Door handleLatc

Component Teardown 4-7Door Replacement1. Disconnect the oven power supply cord and remove outer case. 2. Open the door and block it open.3. Disc

Component Teardown 4-8Door AdjustmentWhen removing and/or loosening the oven hinges such as in door replacement, the following adjustment criteria ar

Component Teardown 4-9Door Disassembly (Continued)DOOR PANEL ASSEMBLY AND LEFT AND RIGHT LATCH HEAD REMOVAL10. Remove the fourteen (14) screws holdin

1-2Basic InformationThis Manual has been prepared to provide Electrolux Service Personnel with Operation and Service Information for Electrolux Micro

Component Teardown 4-10Notes

Wiring Diagrams 5-1SCHEMATICNOTE: CONDITION OF OVEN1. DOOR CLOSED.2. CLOCK APPEARS ON DISPLAY.A1A3A7A9L.V.TRANSFORMERCONTROLUNITSWITCH3RDDOORDMFMOLCMT

Wiring Diagrams 5-2TURNTABLE MOTORGRYBRNORGGRNPNKBLKDAMPER MOTORCOOLINGFAN MOTORPNKREDCONV. THERMALCUT-OUTMAGNETRONTHERMALCUT-OUTBLK BLKOVENTHERMALC

Parts List 6-112345678910111213141516Power supply cordMonitor fuse 20A and monitor switch (V-5220D-070) assemblyNoise filterPrimary interlock switch/Th

Parts List 6-2 5556575859606162636465656667Thermal protection sheetThermo coverDuctSide trim LSide trim RExhaust ductBottom angleInlet louverShipping

Parts List 6-31065390909399019191990908828100886527232266261069618141546435296329010979067100641051019147414039254102292991061698645796895104424858794

Parts List 6-4 8989293089893190909017906390616061639059909162589091107108Cabinet And Frame Parts

Parts List 6-5CONTROL PANEL PARTSDOOR PARTSMISCELLANEOUS687375726974747375717032353337343836Actual wire harness may be different than illustration.787

Parts List 6-6 41 TURNTABLE TRAY85 INSTALLATION MANUAL81 OPERATION MANUAL40 TURNTABLE SUPPORTTRAY PADDOOR PROTECTION SHEETPLASTIC BAGNot replaceable i

Basic Information 1-3THIS SERVICE MANUAL IS INTENDED FOR USE BY PERSONS HAVING ELECTRICAL AND MECHANICAL TRAINING AND A LEVEL OF KNOWLEDGE OF THESE SU

1-4Basic InformationPrecautions To Be Observed Before And During Servicing To Avoid Possible Exposure To Excessive Microwave Energy(a) Do not operat

Basic Information 1-5Before Servicing1. Disconnect the power supply cord, and then remove outer case.2. Open the door and block it open.3. Di

1-6Basic InformationMicrowave Measurement Procedure (USA) A. Requirements: 1) Microwave leakage limit (Power density limit): The power density of

Basic Information 1-7Microwave Measurement Procedure (Canada)After adjustment of the door switches are completed individually or collectively, switch