KitchenAid KAC-24 Technical Education Download Page 56

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4-2

ELECTRONIC OVEN CONTROL PINOUTS

NOTE: The input and output pins for the lower oven functions are not used.

F UNCTION

COLOR

CONTROL BOARD POWER 0.045˝ SQUARE POST

P15-1

L1 > CONTROL

P15-2

NO PIN

–

P15-3

EARTH GROUND

P15-4

NO PIN

–

P15-5

NEUTRAL

PC BOARD TRANSFORMER 0.045˝ SQUARE POST

P17-1

P17-2

P17-3

TAN

P17-4

TAN

P17-5

P17-6

P17-7

NO PIN

–

P17-8

8 (L1)

P17-9

NO PIN

–

P17-10

11 (NEUTRAL)

CONVECTION TEMPERATURE SENSOR

P14-1

CONVECTION TEMPERATURE

SENSOR

P14-2

CONVECTION TEMPERATURE

SENSOR

LOWER OVEN BAKE AND BROIL ELEMENT

CONNECTOR

P2-1

OUTER BROIL

–

SPACE

–

P2-2

NO PIN

–

P2-3

L1 > OUT BROIL/BAKE

–

P2-4

BAKE

–

F UNCTION

COLOR

LOWER OVEN CONVECTION RING AND

INNER BROIL ELEMENT CONNECTOR

P3-1

INNER BROIL

–

CIR

POST

P3-2

L1 > INNER BROIL

–

P3-3

L1 > CONV RING

–

P3-4

CONVECTION RING

–

LOWER OVEN LOW VOLTAGE 0.045˝

SQUARE POST

P5-1

+5 SWITCH PULSE

–

P5-2

NO PIN

–

P5-3

DOOR SWITCH

–

P5-4

MEAT PROBE

–

P5-5

MEAT PROBE CHASSIS

GROUND

–

P5-6

LATCH SWITCH

–

P5-7

GROUND

P5-8

OVEN SENSOR

1000

Ω

1852

Ω

RESISTOR

P5-9

OVEN SENSOR

1000

Ω

1852

Ω

RESISTOR

P5-10

CAVITY SELECT

–

LOWER OVEN HIGH VOLTAGE 0.045˝

SQUARE POST

P7-1

L1 FOR LIGHTS, FANS AND

LATCH

P7-2

LOWER OVEN LIGHTS

–

P7-3

LOWER OVEN LATCH

SOLENOID

–

P7-4

NO PIN

–

P7-5

LOWER OVEN BLOWER - HI

–

F UNCTION

COLOR

P7-6

UPPER OVEN BLOWER

P7-7

LOWER OVEN CONVECTION

FAN

–

P7-8

NO PIN

–

MICROWAVE OVEN L1 AND MAGNETRON

CONNECTOR

P8-1

DOOR CLOSED L1 > MAG

CIR

POST

P8-2

MAGNETRON

P8-3

CONV. ELEM.

P8-4

DOOR CLOSED L1 > CONV

MICROWAVE OVEN L2, GRILL AND

CONVECTION ELEMENT CONNECTOR

P9-1

L2 > GRILL

RECT
POST

P9-2

NO PIN

–

P9-3

GRILL ELEMENT

P9-4

NO PIN

–

MICROWAVE HIGH VOLTAGE 0.045˝ SQUARE POST

P10-1

DOOR OPEN L1 > LIGHTS

P10-2

TURNTABLE/FAN

P10-3

CONV. FAN AIR VENT SOL.

P10-4

MICROWAVE FUSED L1 >

TT/FAN

MICROWAVE HARNESS CONNECTOR - J1

J1-1

L1 > MICROWAVE FUSE

J1-2

N > CONV. ELEMENT/FAN,

AIR VENT SOL.

J1-3

L2 > GRILL

J1-4

N > MAG/FAN/TT

J1-5

LIGHT XFMR PRIMARY

J1-6

N > GRILL

–

Summary of Contents for KAC-24

Page 1: ...TECHNICAL EDUCATION JOB AID 4317283 KAC 24 BUILT IN MICROWAVE OVEN ...

Page 2: ...r to the Use and Care Guide or Tech Sheet provided with the microwave oven The Wiring Diagrams and Strip Circuits used in this Job Aid are typical and should be used for training purposes only Always use the Wiring Diagram supplied with the product when servicing the unit GOALS AND OBJECTIVES The goal of this Job Aid is to provide detailed information that will enable the service technician to pro...

Page 3: ...use And The Magnetron 2 20 Removing The High Voltage Transformer 2 22 Removing The Line Fuse Fuseholder The High Voltage Rectifier High Voltage Capacitor 2 24 Removing The Turntable Motor 2 26 Removing The Oven Door Handle Front Door Glass 2 27 Removing The Oven Door The Inner Glass 2 28 COMPONENT TESTING 3 1 The Turntable Cooling Fan Motors 3 1 The Low Voltage Transformer Light Power Supply 3 2 T...

Page 4: ...D PRODUCT IDENTIFICATION BH BUILT IN HIGH SPEED OVEN BM BUILT IN MICROWAVE CM COUNTERTOP MICROWAVE HM MICROWAVE HOOD MERCHANDISING SCHEME S STANDARD C MICRO CONVECTION CAPACITY SIZE SERIES CONFIGURATION 05 0 5 CU FT 08 0 8 CU FT 10 1 0 CU FT 13 1 3 CU FT 14 1 4 CU FT FEATURES 2 PLUS FEATURES 5 DELUXE FEATURES 6 MICRO CONVECTION 7 MICRO CONVECTION WITH SENSOR S CARRY IN WARRANTY EFFECTIVE 02 96 X I...

Page 5: ...FIGURATION 05 0 5 CU FT 08 0 8 CU FT 10 1 0 CU FT 13 1 3 CU FT 17 1 4 CU FT FEATURES 2 PLUS FEATURES 5 DELUXE FEATURES 6 MICRO CONVECTION 7 MICRO CONVECTION WITH SENSOR 9 MULTIMODE HI SPEED CONVECTION S CARRY IN WARRANTY EFFECTIVE 02 96 X IN HOME WARRANTY EFFECTIVE 02 96 YEAR OF INTRODUCTION H 1999 J 2000 K 2001 COLOR CODE WH WHITE BL BLACK SS STAINLESS STEEL ENGINEERING CHANGE 0 1 2 ETC SERIAL NU...

Page 6: ... vi MODEL SERIAL NUMBER LABEL AND TECH SHEET LOCATIONS The Model Serial Number label and Tech Sheet locations are shown below Model Serial Number Location Tech Sheet Location Below Top Front Cover ...

Page 7: ... shock by providing an escape wire for the electrical current The microwave oven is equipped with a cord having a grounding wire with a grounding plug The plug must be plugged into an outlet that is properly installed and grounded Improper use of the grounding plug can result in a risk of electric shock Consult a qualified electrician or serviceman if the grounding instructions are not completely ...

Page 8: ...alling the magnetron Routine service safety procedures should be exercised at all times Untrained personnel should not attempt service without a thorough review of test procedures and safety information contained in this Job Aid KitchenAid microwave ovens have a monitoring system designed to assure proper operation of the safety interlock systems The interlock monitor switch will immediately cause...

Page 9: ...ropping or Abuse 3 Before turning on the microwave power for any service test or inspection within the microwave generating components check the magnetron wave guide or transmission line and cavity for proper alignment 4 Any defective or misadjusted components in the interlock monitor door seal and microwave generation and transmission system shall be repaired by procedures described in the Job Ai...

Page 10: ...ew does not ground the appliance unless the cover screw is metal and not insulated and the wall receptacle is grounded through the house wiring CAUTION Disconnect the oven from electrical sup plybeforeservicing Failuretodosocould result in electrical shock or death Improper use of the grounding plug can result in a risk of electrical shock Do not under any circumstance cut or remove the third grou...

Page 11: ...rformance Standard for Microwave Ovens A properly operating door and seal assembly will normally register small emissions but they must be no greater than 4 mw cm2 to allow for measurement uncertainty NOTE Enter leakage readings in space BE FORE and AFTER on the service document All microwave ovens exceeding the emission level of 4 mw cm2 must be reported to Dept of Service for microwave ovens imm...

Page 12: ... xii NOTES ...

Page 13: ...obe No No Microwave Timer Yes Yes Diagnostics Yes Yes Error Indication Yes Yes MW Power Watts 900 Watts 900 Watts Off Cancel Yes Yes Programming Tone Yes Yes Staged Cooking Levels Type 3 Level 3 Level Start Enter Yes Yes Stoppable Turntable No No Broil Element Output Watts 1200 Watts 1200 Watts Broil Heat Up Time 1 minute 1 minute Crisp Turntable Performance IEC Pts Min for Release 3 5 3 5 Crisp P...

Page 14: ... 4 4 kw 4 4 kw 208 Volts 3 8 kw 3 8 kw Circuit Amps 30 Amp 30 Amp Probe No No Microwave Timer Yes Yes Diagnostics Yes Yes Error Indication Yes Yes MW Power Watts 900 Watts 900 Watts Stoppable Turntable No No Broil Element Type Quartz Quartz Broil Element Output Watts 1200 Watts 1200 Watts Broil Heat Up Time 1 minute 1 minute Interior MW Cavity Volume cu ft 1 4 1 4 MW Cavity Material Porcelain Enam...

Page 15: ... Light Power Supply Low Voltage Transformer Suppressor Board Grill Element Assembly Cavity Thermal Fuse Grill Thermal Fuse Cooling Fan Motor Turntable Motor Air Pressure Relief Valve Secondary Interlock Switch Air Vent Solenoid Convection Temperature Sensor Primary Interlock Switch High Voltage Rectifier High Voltage Transformer Line Fuse High Voltage Capacitor Magnetron Mag Thermal Fuse Convectio...

Page 16: ... and you can cut yourself if you are not careful WARNING 7 Slide the microwave oven out of its mount ing location 5 To remove the side trim pull the bottom out approximately 2 and slide the top down to disengage it from the front panel 3 Completelyopenthemicrowaveovendoor 4 Remove the screws from the side trim 6 Removethetwocabinetmountingscrews Excessive Weight Hazard Use two or more people to re...

Page 17: ... you can cut yourself if you are not careful 4 To remove the oven control panel pull it out at the bottom and lift and unhook it from the oven cabinet support at the top 5 Pull the ground clip on the end of the green wire from the edge of the metal panel and disconnect the wire connectors from the board Set the panel face down on a padded surface to protect the finish Pull Out Oven Control Panel L...

Page 18: ...assembly off the front of the oven cabinet REASSEMBLY NOTE When you reinstall the oven control panel use the following proce dure refer to the photos on the previous page as necessary 1 Reconnect the wiring to the control board terminals 2 Clip the ground wire to the metal edge of the control panel 3 Hook the ends of the control panel over the rubber tips of the brackets 4 Pushthebottomofthecontro...

Page 19: ...tagetransformer a Disconnect the 10 hole connector from the control board at P17 b Remove the mounting screw at the top and unhook the bottom transformer tab from the oven cabinet slot 6 To remove the light power supply a DisconnectthefourwiresfromtheLINE andLOADterminals NotethattheLINE terminals are smaller than the LOAD terminals to prevent miswiring b Remove the mounting screw and un hook the ...

Page 20: ... board a Remove the hex nuts from the black and white wires and remove the wires from the screw terminals b Remove the mounting screw holding the suppressor board to the terminal strip White Wires Black Wires Suppressor Board Screw ...

Page 21: ...ou can cut yourself if you are not careful 6 Remove the four screws from the blower cover and remove the cover 8 Remove the two screws from the blower mounting bracket and remove the bracket and blower 9 Remove the four mounting screws from the blower motor assembly and remove it from the bracket 7 Disconnect the two wires from the blower motor terminals 4 Blower Motor Assembly Screws Blower Motor...

Page 22: ...rom the lower microwave mounting brackets 6 Pull the microwave oven out of the oven cabinet approximately four inches 7 Disconnect the two red LOAD wires from the light power supply the 6 pin connec tor and the green ground wire in the top of the oven cabinet 4 Remove the two screws from the bottom air vent and remove the vent Electrical Shock Hazard Disconnect power before servicing Replace all p...

Page 23: ...cabinet push it straightinsothatthetworearalignmentscrews fit into the holes in the rear of the microwave oven 8 Slide the plastic grommet and the micro wave oven out of the oven cabinet and set the oven on your work surface Microwave Oven Alignment Screws Plastic Grommet ...

Page 24: ...self if you are not careful c Remove the wires from the switch ter minals Left Side Panel Screw 1 of 6 d Unclip the switch from the air pressure relief valve NOTE Be careful when removing the switch The clips are very fragile and break easily 3 Toremove theairpressurerelief valve a Removethesecondaryinterlockswitch see step 2 for the procedure b Remove the two T 10 torx flat head screws and remove...

Page 25: ...s The clips are very fragile and break easily 4 To remove the primary and monitor interlock switches a Pull the microwave oven out of the oven cabinet approximately 6 so you can access the interlock switches see pages 2 8 2 9 for the procedure b Open the microwave oven door c Remove the two T 10 torx flat head screws from the primary and monitor switch bracket Primary Switch Red Blk Wires Com Gry ...

Page 26: ...present and you can cut yourself if you are not careful b Removethetwothermalfusemounting screws 4 To remove the grill element assembly a Remove the two T 10 torx screws from the plate over the left end of the grill element bracket and remove the plate Wires Grill Thermal Fuse Screws Plate Screw Screw Electrical Shock Hazard Disconnect power before servicing Replace all panels before operating Fai...

Page 27: ...om the grill thermal fuse bracket and re move the fuse and bracket e Remove the two hex nuts from the grill element studs and remove the wires Grill Element Assembly Unlock Locking Tab Thermal Fuse Bracket Screws Element Hex Nut Element Hex Nut b Remove the two T 10 torx screws from the bracket over the left end of the grill elementassemblyandraisethebracket slightly Screw Screw Bracket ...

Page 28: ...refulwhenhandlingthesheetmetal parts Sharp edges may be present and you can cut yourself if you are not careful b Remove the two T 10 torx screws from the bracket over the left end of the grill elementassemblyandraisethebracket Plate Screw Screw Screw Convection Temperature Sensor Electrical Shock Hazard Disconnect power before servicing Replace all panels before operating Failure to do so could r...

Page 29: ... it 5 To remove the cavity thermal fuse a Disconnect the wires from the termi nals b Remove the T 10 torx screw from the cavity thermal fuse b Remove the lamp from the holder and remove the wires from the harness Wire Retainer Cavity Thermal Fuse Screw Halogen Lamp Holder ...

Page 30: ...a Disconnect the wires from the termi nals b Remove the four T 10 torx screws from the mounting cover c Turn the cover around so that the con vection element faces you and remove the three T 10 torx screws from the element Screw Screw Convection Thermal Fuse CAUTION When you work on the microwave oven becarefulwhenhandlingthesheetmetal parts Sharp edges may be present and you can cut yourself if y...

Page 31: ...emove the motor from the cover e Unsnap the e ring from the motor shaft and remove the ring and flat washer 6 To remove the convection fan motor a Remove the convection element see step 5 NOTE It is not necessary to remove the convection element to re move the fan motor However there is a possibility of damaging the element while removing the motor so it is advis able to remove it b Disconnect the...

Page 32: ...ee step 2b on page 2 10 for the procedure 5 Position the microwave oven on its left side 6 Remove the four T 10 torx screws from the cooling fan housing 7 Position the unit with the high voltage component side facing you 8 Pull the cooling fan assembly out of the unit 9 To remove the cooling fan motor a Disconnect the wires from the termi nals b Unclip the bottom cover from the cool ing fan housin...

Page 33: ...otor Torx Screws 10 To remove the air vent solenoid a Disconnect the wires from the termi nals b Remove the T 10 torx screw c Unclip the actuator from the solenoid shaft The microwave oven component described on this page is shown below Actuator Air Vent Solenoid Wires Torx Screw Air Vent Solenoid ...

Page 34: ...crowave oven becarefulwhenhandlingthesheetmetal parts Sharp edges may be present and you can cut yourself if you are not careful c Remove the remaining T 10 torx screw from the thermal fuse 5 Toremovethemagnetronthermalfuse a Remove the wires from the thermal fuse cover clips b Remove the T 10 torx screw from the thermal fuse cover and remove the cover Electrical Shock Hazard Disconnect power befo...

Page 35: ...LY NOTE When you mount the magnetron loosely install the four screws and then tighten them in a cross tightening opposite corner sequence Make sure that the base of the magnetron stays parallel with the mounting surface so that it is not tilted otherwise it may not work properly Screw 1 of 4 Filament Wires Left Air Duct Screw Right Air Duct Screw Wire Clip 6 To remove the magnetron a Remove the ma...

Page 36: ...rk on the microwave oven becarefulwhenhandlingthesheetmetal parts Sharp edges may be present and you can cut yourself if you are not careful 5 Disconnect the two wires from the primary terminals of the high voltage transformer and the three secondary wires from the magnetron and high voltage capacitor terminals 3 Secondary Wires 2 Primary Wires Electrical Shock Hazard Disconnect power before servi...

Page 37: ...2 23 6 Remove the two T 10 torx screws from the high voltage transformer then pull the two base tabs out of the chassis and remove the high voltage transformer Base Tab Screws High Voltage Transformer ...

Page 38: ...ts Sharp edges may be present and you can cut yourself if you are not careful 5 To remove the high voltage rectifier and high voltage capacitor a Remove the wires from the fuseholder and high voltage capacitor terminals Wire Fuse Wire Screw Fuseholder HV Capacitor Fuseholder Mounting Bracket Screw 1 of 2 Electrical Shock Hazard Disconnect power before servicing Replace all panels before operating ...

Page 39: ... capacitor clamp and remove the high voltage rectifier and capacitor from the mounting bracket d Lift the arm out of the rear panel track and remove the mounting bracket as sembly c Unclip the wires from the mounting bracket clip Wire Clip Bracket Arm High Voltage Rectifier Clamp Screw Mounting Bracket High Voltage Capacitor ...

Page 40: ...e turntable motor knockout and remove it CAUTION When you work on the microwave oven becarefulwhenhandlingthesheetmetal parts Sharp edges may be present and you can cut yourself if you are not careful REASSEMBLY NOTE Use two 6 x 1 4 screws to mount the knockout over the turn table motor cutout 7 Remove the T 10 torx screws from the turntable motor and remove the motor 8 Disconnect the wires from t...

Page 41: ...be careful when you remove the two screws that hold the assembly together Hold the door open while you remove the screws otherwise the door will spring closed Also be careful not to drop the glass and handle assembly when you remove the screws 5 Open the oven door and remove the two screws from the inside of the door panel then remove the front door glass and handle from the door and carefully clo...

Page 42: ...and inner glass must be replaced as an assembly CAUTION When you work on the microwave oven becarefulwhenhandlingthesheetmetal parts Sharp edges may be present and you can cut yourself if you are not careful Electrical Shock Hazard Disconnect power before servicing Replace all panels before operating Failure to do so could result in death or electrical shock WARNING 5 Remove the T 15 torx screws f...

Page 43: ...brackets 8 Pull the brackets out of the oven slots and removethedoorassemblyfromthemicro wave Door Brackets Screws Bottom Bracket Screws 9 If you are replacing the oven door and inner glass assembly remove the front door glass and the handle see page 2 27 for the procedure ...

Page 44: ...2 30 NOTES ...

Page 45: ... Disconnect the electrical power to the microwave oven 2 Disconnect the wires from the turntable motor terminals 3 Set the ohmmeter to the R x 1 scale 4 Touch the ohmmeter leads to the motor terminals The meter should indicate ap proximately 25 Ω THE TURNTABLE COOLING FAN MOTORS TURNTABLE MOTOR Refer to page 2 18 for the procedure for servic ing the cooling fan motor 1 Disconnect the electrical po...

Page 46: ...RMER Refer to page 2 5 for the procedure for servic ing the light power supply 1 Disconnect the electrical power to the microwave oven 2 Disconnect one of the wires from each of the light power supply LOAD and LINE terminals 3 Set the ohmmeter to the R x 1 scale 4 Touch the ohmmeter leads to the LOAD terminals The meter should indicate less than 1 Ω 5 Touch the ohmmeter leads to the LINE terminals...

Page 47: ... for servic ing the convection fan motor 1 Disconnect the electrical power to the microwave oven 2 Disconnect the wires from the convection fan motor terminals 3 Set the ohmmeter to the R x 1 scale 4 Touch the ohmmeter leads to the motor terminals The meter should indicate ap proximately 40 Ω Electrical Shock Hazard Disconnect power before servicing Replace all panels before operating Failure to d...

Page 48: ...K scale 4 Touch the ohmmeter leads to the sensor connector pins The meter should indicate as shown in the chart below THE CONVECTION TEMPERATURE SENSOR Room Ambient 15 C 59 F 20 C 68 F 25 C 77 F 30 C 86 F Resistance KΩ 294 7 471 2 233 2 366 9 185 7 287 7 148 8 227 2 Convection Temperature Sensor Chart Electrical Shock Hazard Disconnect power before servicing Replace all panels before operating Fai...

Page 49: ... test 3 Set the ohmmeter to the R x 1 scale 4 Touch the ohmmeter leads to the thermal fuse terminals The meter should indicate as follows THE CAVITY GRILL CONVECTION MAGNETRON THERMAL FUSES Magnetron Electrical Shock Hazard Disconnect power before servicing Replace all panels before operating Failure to do so could result in death or electrical shock WARNING Opens 165 C 329 F Non Resettable Opens ...

Page 50: ...ermal fuse terminal 3 Set the ohmmeter to the R x 1 scale 4 Touch one of the ohmmeter leads to the metal strip between the ends of the ele ments Touch the other lead to one of the element screw terminals and then the other element screw terminal The meter should indicate approximately 7 Ω at each element screw terminal 5 Touch the ohmmeter leads to each of the elementscrewterminals Themetershould ...

Page 51: ...hmmeter lead to the anode lead of the diode and the negative lead to the cathode The meter should indicate continuity d Reverse the ohmmeter leads on the diode and the meter should indicate infinity 4 To test the high voltage capacitor a Disconnect the diode and wires from the high voltage capacitor terminals b Set the ohmmeter to the R x 1K scale c Touch the ohmmeter leads to the ca pacitor termi...

Page 52: ...hmmeter to the R x 1 scale 4 Touch the ohmmeter leads to the indi cated terminals shown embossed on the switch The meter should indicate as fol lows COM to N O infinity no continuity COM to N C 0 Ω continuity 5 Press the switch button and touch the ohmmeter leads to the indicated termi nals The meter should indicate as fol lows COM to N O 0 Ω continuity COM to N C infinity no continuity Switch Act...

Page 53: ...y wires from the high volt age capacitor and magnetron 3 Disconnect the two wires from the primary terminals 4 Set the ohmmeter to the R x 1 scale 5 Touch the ohmmeter leads to the two primary terminals The meter should indi cate less than 1 Ω 6 Touch the ohmmeter leads to the two orange red filament wires The meter should indicate less than 1 Ω 7 Touch one ohmmeter lead to the light yellow second...

Page 54: ...e ohmmeter to the R x 1K scale 4 Touch the ohmmeter leads to the resistor leads The meter should indicate approxi mately 1200 Ω Electrical Shock Hazard Disconnect power before servicing Replace all panels before operating Failure to do so could result in death or electrical shock WARNING CONTROL PANEL RESISTOR Measure 1200 Ω Resistor Leads Connector P5 ...

Page 55: ...o P5 9 Resistance should measure E1 Control board resistor shorted between 1000 Ω and 1852 Ω If not in this range replace the harness Check the resistance of the convection sensor It should measure Room Ambient 15 C 59 F 20 C 68 F 25 C 77 F 30 C 86 F Resistance KΩ 294 7 471 2 233 2 366 9 185 7 287 7 148 8 227 2 If this range is not within limits replace the convection sensor Function not used Chec...

Page 56: ...5 2 NO PIN P5 3 DOOR SWITCH P5 4 MEAT PROBE P5 5 MEAT PROBE CHASSIS GROUND P5 6 LATCH SWITCH P5 7 GROUND GN P5 8 OVEN SENSOR 1000 Ω 1852 Ω RESISTOR P5 9 OVEN SENSOR 1000 Ω 1852 Ω RESISTOR P5 10 CAVITY SELECT LOWER OVEN HIGH VOLTAGE 0 045 SQUARE POST P7 1 L1 FOR LIGHTS FANS AND LATCH BK P7 2 LOWER OVEN LIGHTS P7 3 LOWER OVEN LATCH SOLENOID P7 4 NO PIN P7 5 LOWER OVEN BLOWER HI PIN FUNCTION COLOR P7...

Page 57: ...the thermometer through the water and record the maximum temperature 4 Subtract the cold water temperature from thehotwatertemperature Thenormalresult should be a 20 38 F 11 1 21 1 C rise in temperature MICROWAVE OVEN RELAY LOGIC RELAY LOGIC KEY OFF ON ON OR OFF CYCLING MAX PERIOD 23 SEC NOTE Less than a 20 F 11 1 C tempera ture rise may indicate an operating voltage of less than 110 volts or a lo...

Page 58: ...and latched The EASY MINUTE START keypad was not touched The directions were not exactly performed An earlier programmed operation is still running The numbers after touching MICRO COOK were not entered The electrical supply to the wall outlets is low or is lower than normal Check to find out if the line voltage is low The COOK POWER is not at the recommended setting Larger amounts of food need lo...

Page 59: ...nlock Light Power Supply Halogen Microwave Cavity Light R R R R R R BR Magnetron T O D Turntable BU GY W W GY GY GY Y Y GY BR W W W W BK W W Magnetron 900W Output J1 4 J1 1 J1 2 J1 7 J1 6 J1 3 Magnetron Fan Secondary Interlock Switch Monitor Switch From Interlock Switch Air Vent Solenoid 120 VAC Convection Element 1500W Convection Fan Grill Element 1200W Grill T O D Conv T O D BR R BU R W W W W R ...

Page 60: ...E TRANSFORMER J1 1 TO MONITOR CONVECTION TEMP SENSOR MICROWAVE LOWER OVEN INPUTS AND OUTPUTS NOT USED P10 1 P8 1 P8 4 P10 4 P17 1 P17 2 P17 3 P17 4 P17 5 P17 6 P17 8 P17 10 P14 1 P15 1 P15 5 P9 1 P9 3 J1 3 J1 6 J1 2 J1 4 P8 3 P10 3 P10 2 P8 2 P5 8 RESISTOR IN HARNESS 1200 Ω P5 9 P5 4 P5 5 P5 1 P5 3 P5 6 P5 10 P7 1 P3 3 P2 3 P3 2 P5 7 P15 3 P3 1 P2 1 P2 4 P3 4 P7 7 P7 2 P7 3 P7 5 UNLOCK LOCK BLOWER...

Page 61: ... BLOWER R MAGNETRON T 0 D SECONDARY INTERLOCK SWITCH MONITOR SWITCH TURNTABLE COOLING MAG FAN GY BR R R R J1 4 J1 5 LIGHT POWER SUPPLY HALOGEN MICROWAVE CAVITY LIGHT BROIL NO MICROWAVE ENERGY L1 BK BK BK BK R TAN 15A FUSE J1 1 CAVITY T O D DOOR SHOWN IN CLOSED POSITION P7 1 P7 6 P10 4 P10 2 P10 1 BR BK BU VT W W W N BLOWER MONITOR SWITCH TURNTABLE COOLING MAG FAN GY BR R R R J1 4 LIGHT POWER SUPPL...

Page 62: ...VITY LIGHT GRILL 1200W GRILL T O D P9 3 BU BK W W J1 6 P9 1 R J1 3 R L2 J1 5 CONVECT FOR MICROWAVE L1 BK BK BK BK BK R TAN 15A FUSE J1 1 CAVITY T O D DOOR SHOWN IN CLOSED POSITION P7 1 P7 6 P8 3 P8 4 P10 3 P14 1 P14 2 P10 4 P10 2 P10 1 BR BK BU VT BR BR W W W W N BLOWER MONITOR SWITCH TURNTABLE COOLING MAG FAN CONV FAN GY BR R R R J1 4 LIGHT POWER SUPPLY HALOGEN MICROWAVE CAVITY LIGHT GRILL 1200W ...

Page 63: ...ributors KitchenAid service technicians are trained to fulfill the product warranty and provide after warranty service anywhere in the United States and Canada To locate the authorized KitchenAid service company in your area you can also look in your telephone directory Yel low Pages TECH TIPS If you need to order replacement parts we recommend that you only use factory autho rized parts These par...

Page 64: ...n materi als or workman ship Service must be provided by a KitchenAid desig nated servicing company Replacement parts for the stainless steel oven cavity inner door if the part rusts through due to defects in materials or work manship Replacement parts for microwave magnetron or any oven electric element to correct defects in materi als or workman ship Replacement parts for solid state touch contr...

Page 65: ...6 3 NOTES ...

Page 66: ...6 4 NOTES ...

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