Whirlpool 1997 "E" Bedienungsanleitung

March, 1997SERVICE MANUAL for the1997 “E” ModelsOVER-THE-RANGEMICROWAVE OVEN HOODCOMBINATIONPrinted in U.S.A. LIT4322167

1-2The normally-closed (N.C.) contacts of relay 4 provide a potential circuit for the Base ThermalFuse. If the base of the oven exceeds 133˚F, the the

2-1© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-1COMPONENT SECTIONSBase Thermal

2-2GENERALREMOVING THE MICROWAVE OVEN & CABINETWARNINGPersonal Injury HazardDisconnect from the electrical supply be-fore servicing the unit. Fail

2-3© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-3POWERCORDPOWERCORD COVERBASEPL

2-4THE PROTECTION CONTROL SYSTEMREMOVING THE OVEN DOORWARNINGPersonal Injury HazardDisconnect from the electrical supply be-fore servicing the unit. F

2-5© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-5REMOVING THE OVEN DOOR COMPONE

2-6REMOVING THE CONTROL PANELWARNINGPersonal Injury HazardDisconnect from the electrical supply be-fore servicing the unit. Failure to do socould resu

2-7© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-7REMOVING THE LINE FUSEWARNINGP

2-8REMOVING/ADJUSTING THE INTERLOCK SWITCHESWARNINGPersonal Injury HazardDisconnect from the electrical supply be-fore servicing the unit. Failure to

2-9© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-9PRESS BODY IN THIS DIRECTION T

iiTHIS MANUAL CONTAINS INFORMATION NECES-SARY FOR SERVICING THE WHIRLPOOL MICRO-WAVE OVEN HOOD COMBINATION , MODELS:MH7130XEMH7135XEMH9115XETHE MANUAL

2-10REMOVING THE BASE THERMAL FUSEWARNINGPersonal Injury HazardDisconnect from the electrical supply be-fore servicing the unit. Failure to do socould

2-11© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-11REMOVING THE MAGNETRON THERM

2-12REMOVING THE CONVECTION THERMISTORWARNINGPersonal Injury HazardDisconnect from the electrical supply be-fore servicing the unit. Failure to do soc

2-13© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-13REMOVE FIVEAIR DUCT SCREWSPH

2-14REMOVING THE CAVITY THERMAL FUSEWARNINGPersonal Injury HazardDisconnect from the electrical supply be-fore servicing the unit. Failure to do socou

2-15© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-15THE OPERATING CONTROL SYSTEM

2-16REMOVING THE CONTROL CIRCUIT BOARD& THE TURNTABLE INDICATOR CIRCUIT BOARDWARNINGPersonal Injury HazardDisconnect from the electrical supply be

2-17© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-17REMOVING THE FAN MOTORWARNIN

2-18REMOVING THE POWER CORDWARNINGPersonal Injury HazardDisconnect from the electrical supply be-fore servicing the unit. Failure to do socould result

2-19© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-19REMOVING THE BLOWER MOTOR CA

iii© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page iiiPageImportant Safety Informat

2-20REMOVING THE CONVECTION HEATING ELEMENTWARNINGPersonal Injury HazardDisconnect from the electrical supply be-fore servicing the unit. Failure to d

2-21© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-21REMOVE FIVEAIR DUCT SCREWSCO

2-22WARNINGPersonal Injury HazardDisconnect from the electrical supply be-fore servicing the unit. Failure to do socould result in death or electrical

2-23© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-23REMOVING THE STIRRER MOTORWA

2-24REMOVING THE TURNTABLE MOTORWARNINGPersonal Injury HazardDisconnect from the electrical supply be-fore servicing the unit. Failure to do socould r

2-25© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-25REMOVING THE COOKTOP LIGHT S

2-26THE HIGH VOLTAGE COMPONENTSACCESSING THE COMPONENTSMAGNETRONHIGH VOLTAGECAPACITORHIGH VOLTAGERECTIFIERHIGH VOLTAGETRANSFORMERWARNINGPersonal Injur

2-27© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-27REMOVING THE MAGNETRONWARNIN

2-28REMOVING THE HIGH VOLTAGE RECTIFIERAND THE HIGH VOLTAGE CAPACITORWARNINGPersonal Injury HazardDisconnect from the electrical supply be-fore servic

2-29© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 2-29REMOVING THE HIGH VOLTAGE TR

ivPageComponent Description & Testing ...

2-30— NOTES —

3-1© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 3-1Warning To Service Technicians

3-2Whirlpool microwave ovens have a monitoring system designed to assure proper operation of the safetyinterlock systems.The interlock monitor switch

3-3© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 3-3CAUTION• High voltages are pre

3-4The base thermal fuse is located directly be-hind the control panel. It is a normally-openfuse that, when closed, activates the blowermotor at a lo

3-5© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 3-5BLOWER MOTORCAPACITORAIR DUCTT

3-6RDWHYLREDWHTYELSENSORCOVERMOUNTINGSCREWGASSENSORBOARDTHE GAS SENSORTESTING1. Set the ohmmeter to the R x 1scale.2. Remove the 3-pin connector fromt

3-7© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 3-7THE CONVECTION THERMISTORtherm

3-8THE CONVECTION HEATING ELEMENTand the heater relay on the microcomputerboard. During a convection, or combinationcooking cycle, the heater cycles o

3-9© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 3-9BLOWER MOTORSTIRRER MOTORFAN M

v© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page vIMPORTANT SAFETY INFORMATIONWHIRL

3-10PROGRAMMING CHECKSIf the sensor is defective, or if the wires are notproperly connected, you will see the followingdisplay:TOUCH PANEL CONTINUITY

3-11© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 3-11TEST PROCEDUREOR CORRECTIONS

3-12TEST PROCEDUREOR CORRECTION1. High voltage transformer.Little or no heat is producedin the oven load.1. Check the high voltagetransformer.2. Check

3-13© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 3-13TEST PROCEDUREOR CORRECTION1

3-14Use the following procedure to checkout theoperation of the microwave oven.1. Fill a 1-cup (260 ml) glass measuring cupwith warm water (between 90

3-15© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 3-15On every service call, check

3-16MAKING THE MEASUREMENTSMeasuring The Oven With TheCabinet InstalledMEASUREMENT NOTES:• When measuring for leakage, use the 2"(5 cm ) spacer t

3-17© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 3-17MEASURING MICROWAVEPOWER OUT

3-18TEST CHARTSTEST PROCEDURE RESULTCOMPONENT1. Set the ohmmeter to theR x 1 scale, and measurethe:a) Primary winding.b) Secondary to ground.c) Fil

3-19© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 3-19TEST PROCEDURE RESULTCOMPONE

viCAUTION WARNING TO SERVICE TECHNICIANS• Proper operation of the microwave ovensrequires that the magnetron be properlyassemble

3-20 Ambient ResistanceTemp. (˚F) Value 60 75.24 kΩ (±11 kΩ) 68 62.57 kΩ (±8 kΩ) 70 59.79 kΩ (±8 kΩ) 80 45.80 kΩ (±

3-21© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 3-21TEST PROCEDURE RESULTCO

3-22TEST PROCEDURE RESULTCOMPONENTTouch Keyboard (see below). Measure the resistance betweenthe terminal pins of the keypad(shown below) that you

3-23© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 3-23PowerLevel1 4 Seconds 18 Sec

3-24CONTINUITY TEST CHARTDOOR OPENL1SECONDARYINTERLOCKSWITCHPRIMARYINTERLOCKSWITCHMONITORSWITCHNL1SECONDARYINTERLOCKSWITCHPRIMARYINTERLOCKSWITCHMONITO

4-1© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 4-1WIRING DIAGRAMSModels MH7130XE

4-2Model MH9115XEBK = Black BR = BrownRD = Red YL = YellowGN = Green BL = BluePK = Pink WH = WhiteNOTES:1. Oven is Off.2. Door is Open.CAVITYTHERMAL

4-3© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 4-3STRIP CIRCUITS2. DOOR IS OPEN

4-44. BLOWER MOTOR IS ON “HIGH”5. OVEN IS OFF — CAVITY TEMPERATURE IS ABOVE 133˚FBLOWER MOTOR IS ON “LOW”6. COOKTOP LIGHTS ARE ON “HIGH” OR “LOW”NL

4-5© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 4-5NL120A LINEFUSECAVITYTHERMALFU

vii© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page viiCAUTION: BEFORE TOUCHINGANY O

4-6SPECIFICATIONSRated Power Consumption ... 1500-watts, maximum (microwave oven only).1750-watts, maximum (microwave oven,cooktop

4-7© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 4-7SPECIFICATION CHARTSMODEL NUMB

4-8MODEL NUMBER MH7130XEQ MH7130XEZ MH7135XEBTemperature Sensor Probe: No No No Type No No No Range No No No Scale No No No Levels No No N

4-9© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 4-9MODEL NUMBER MH7130XEQ MH7130X

4-10MODEL NUMBER MH7130XEQ MH7130XEZ MH7135XEBEXTERIOR FEATURES: Outside Dimensions 29-15/16" W x 16-7/16" H x 15-3/8" D 29-15/16&quo

4-11© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 4-11MODEL NUMBER MH7135XEQ MH911

4-12MODEL NUMBER MH7135XEQ MH9115XEB MH9115XEQTemperature Sensor Probe: No Yes Yes Type No Electronic Electronic Range No 90˚ F - 200˚F90˚ F - 2

4-13© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 4-13MODEL NUMBER MH7135XEQ MH911

4-14MODEL NUMBER MH7135XEQ MH9115XEB MH9115XEQEXTERIOR FEATURES: Outside Dimensions 19" W x 8-9/16" H x 14-5/8" D 29-7/8" W x 16

4-15© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March, 1997 4322167 Page 4-15MODEL & SERIAL NUMBER EX

viiiR.F. LEAKAGE TESTCAUTIONEQUIPMENT• Electromagnetic energy leakage monitor(NARDA 8100B, HOLADAY H1501).• 600 ml glass beaker.• Glass thermometer 10

4-16WHIRLPOOL MICROWAVE HOOD WARRANTYLENGTH OF WARRANTYONE YEAR FULL WARRANTYFrom Date of Installation.SECOND THROUGH FIFTH YEARLIMITED WARRANTYFrom D

1-1© 1997 Whirlpool CorporationCooking Products Service ManualOriginal March 1997 4322167 Page 1-1THEORY OF OPERATIONThe microwa