Whirlpool AKM106, Service Manual

Page 1: ...VICEManual MICROWAVE OVEN CONTENTS 1 Precaution 2 Specifications 3 Operating Instructions 4 Disassembly and Reassembly 5 Alignment and Adjustments 6 Troubleshooting 7 Exploded Views and Parts List 8 PCB Diagrams 9 Schematic Diagrams WHIRLPOOL ...

Page 2: ... interlock monitor switch 12 If the fuse is blown by the Interlock Monitor Switch Replace all of the following at the same time Primary and secondary switches as well as the Interlock Monitor Switch The correct adjustment of these switches is described elsewhere in this manual Make sure that the fuse has the correct rating for the particular model being repaired 13 Design Alteration Warning Use ex...

Page 3: ... high voltages this includes the filament voltage of the magnetron High voltage is present during any cook cycle Before touching any components or wiring always unplug the oven and discharge the high voltage capacitor See Figure 1 1 2 The high voltage capacitor remains charged about 30 seconds after disconnection Short the negative terminal of the high voltage capacitor to the oven chassis Use a s...

Page 4: ...O900W 10 LEVEL POWER IEC IEC 705 TEST PROCEDURE OPERATING FREQUENCY 2 450MHz MAGNETRON OM75PH 31 ESS COOLING METHOD COOLING FAN MOTOR OUTSIDE DIMENSIONS 556 W x 313 H x 429 D NET WEIGHT 18 5 Kg SHIPPING WEIGHT 21 0 Kg 2 2 Comparison Chart MODEL FEATURE MORE LESS O AUTO REHEAT O AUTO DEFROST O TIME COOK O POWER LEVEL O INSTANT COOK O CHILD LOCK O CLOCK AUTO START O SOUND O DEMO MODE O AKM106 ...

Page 5: ...utton 6 More Less Button 7 Pause Cancel Button 8 Start Button 9 Instant Cook Button 10 Auto Reheat Button 11 Number Key Button 3 Operating Instructions 3 1 Control Panel 3 1 3 2 Features External Views Door Ventilation Holes Light Safety Interlock Holes Control Panel Open Door Push Button Guide Roller Glass Tray Door Latches 556mm 402mm 313mm 260mm 429mm ...

Page 6: ...or assembly 6 Take out the fan motor assembly 7 Remove the oven lamp by pulling out from hole of air cover NOTE1 When removing the magnetron make sure that its antenna does not hit any adjacent parts or it may be damaged NOTE2 When replacing the magnetron be sure to remount the magnetron gasket in the correct position and make sure the gasket is in good condition 1 Discharge the high voltage capac...

Page 7: ... it is fragile Following the procedure as shown in the figure insert and bend a thin metal plate between Door E and Door A until you hear the tick sound 1 Insertion depth of the thin metal plate should be 0 5mm or less Remove pin hinge from Door E Detach spring from Door E and key door 4 3 2 Removal of Door C 4 3 3 Removal of Door E Disassembly and Reassembly Upper Hinge Lower Hinge Screw Screw Do...

Page 8: ...tor be sure to remount it in the correct position with the coupler 8 Connect all the leads to the drive motor 9 Screw the drive motor cover to the base plate with a screw driver 10 Remout the coupler in the correct position 4 4 Replacement of Fuse 4 5 Replacement of Drive Motor Disassembly and Reassembly Screw Drive Motor Cover Base Plate Thermo Switch Drive Motor 4 3 5 Reassembly Test After repla...

Page 9: ...FPC connector make sure that the holes on the connector are properly engaged with the hooks on the Plastic Fastener 1 Window display should not be disassembled as its mounting tabs will be broken If repair work is difficult replace with Ass y control panel 2 The membrane key board is attached to the escutcheon base with doublefaced adhesive tape Therefore applying hot air such as using of hair dry...

Page 10: ...ld read open 1 The low voltage transformer is located on the control circuit board 2 Remove the low voltage transformer from the PCB Ass y and check continuity 3 Normal resistor reading is shown in the table PRECAUTION 1 High voltage is present at the high voltage terminals during any cook cycle 2 It is neither necessary nor advisable to attempt measurement of the high voltage 3 Before touching an...

Page 11: ... adjust the Latch Body by moving it so that the oven door will not have any play in it Check for play in the door by pulling the door assembly Make sure that the latch keys move smoothly after adjustment is completed Completely tighten the screws holding the Latch Body to the oven assembly 4 Reconnect to Monitor switch and check the continuity of the monitor circuit and all latch switches again by...

Page 12: ...ginal NOTE 2 Output power in watts is computed by multiplying the temperature rise step 5 by a factor of 91 times the of centigrade temperature 4 187 x 1000 x DT 0 88xMcx T2 T0 Output Power 46 5 IEC 46 5 Heating Time sec 4 187 Coefficient for Water 1000 Water cc DT Temperature Rise T2 T1 Mc Cylindrical borosilicate glass weight To Room temperature 5 8 Output Power of Magnetron Alignment and Adjust...

Page 13: ...f a radiarion preventing device make a repair record for the measured values and keep the data 2 If the radiation leakage is more than 5 mW after determining that all parts are in good condition functioning properly and the identical parts are replaced as listed in this manual notift that fact to CENTRAL SERVICE CENTER 5 13 2 At least once a year have the microwave energy survey meter checked for ...

Page 14: ...3 Defective monitor switch NOTE1 4 Shorted HVCapacitor 5 Shorted HVTransformer NOTE2 NOTE 1 All of these switches must be replaced at the same time refer to adjustment instructions Check continuity of power relay contacts and if it has continuity replace power relay also NOTE 2 When HVTransformer is replaced check diode and magnetron also Oven does not accept 1 Key input is not in Sequence Refer t...

Page 15: ...fan and fan motor Tighten screws of fan motor 2 Loose screws on H V Transformer Tighten screws of H V Transformer 3 Shorted H V Diode Replace H V Diode Turntable motor does not rotate 1 Open or loose wiring of turntable motor Check the wire of turntable motor 2 Defective turntable motor Replace turntable motor Oven stops operation during cooking 1 Open or loose wiring of primary Adjust door and la...

Page 16: ...d Parts List 7 1 Exploded Views 7 1 D4 M1 M3 M4 M25 M27 M31 C1 C2 C3 C4 C5 C6 C7 M30 D1 D2 D5 D6 M28 M29 M16 M20 M17 M19 M21 M32 M23 M24 M18 M2 M5 M7 M8 M11 M13 M14 M15 B1 B2 B2 B4 B3 M6 D3 D7 M26 M22 M9 M10 M12 D8 D9 D10 ...

Page 17: ...AIR M14 DE71 60016A COVER AIR PP 2 WHT M945 M245 1 M15 DE93 20001A ASSY BODY LATCH 2ND W1 M97G45 M9745 1 M16 DE66 90013A LEVER DOOR POM F20 01 NTR MW5630T 1 M17 DE61 50106A BRACKET HVC SECC T0 8 W31 L125 8 1 M18 DE63 90065V CUSHION LAMP PUT FOAM T35 W20 L160 1 2CU FT 1 CV MAI M19 DE59 40001A DIODE H V HVR 1X 32B 12 1 M20 2501 001011 C OIL 910nF 2100V BK 54x35x75mm 20mm 1 M21 DE26 10134A TRANS H V ...

Page 18: ...GE LOWER SCP1 T2 3 26 77 ZPC3 WHT CE945 1 7 4 Control Parts List Ref No Parts No Description Specification Q ty Remarks C 1 DE66 20171A BUTTON PUSH ABS WHT G643C 1 C 2 DE61 70076A SPRING BUTTON HSWR PI0 6 1 C 3 DE34 10218K SWITCH MEMBRANE PET AKM106 120V60HZ 1 C 4 DE72 70183A CONTROL PANEL ABS VH0853 PURE WHT MW6572W 1 C 5 DE67 40142A WINDOW DISPLAY ACRYL BLK G643C 1 C 6 DE91 10448A ASSY PCB MAIN ...

Page 19: ...2S 4X12 TOOTHED 2 C PANE DE60 10082H SCREW A 2S 4X12 TOOTHED 1 CV AIR DE60 10082H SCREW A 2S 4X12 TOOTHED 1 MEM PN DE60 10082H SCREW A 2S 4X12 TOOTHED 5 OPANEL DE60 10082H SCREW A 2S 4X12 TOOTHED 1 P EART DE60 20063A BOLT FLANGE M4 10 ZPC3 YEL MSWR 2 HI LOW DE60 20063A BOLT FLANGE M4 10 ZPC3 YEL MSWR 2 HI UPP DE60 10045A SCREW TAP PH PH M3 L6 FEFZY 1 DE60 10082J SCREW TAPPING TH 2S 4X8 MSWR3 ZPC Y...

Page 20: ...8 P C B Diagrams 8 1 P C B Diagrams 8 1 ...

Page 21: ...0904 R CARBON 620OHM 5 1 8W AA TP 1 R08 P19 2011 000582 R NETWORK 47KOHM 5 1 8W A SIP 9P BK 1 AR01 P20 2202 000127 C CERAMIC MLC AXIAL 10nF 80 20 25V Y5V TP 7 5 1 C10 P21 2202 000780 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5V TP 3 5x1 4 C05 C06 C07 C11 P22 2401 000466 C AL 10uF 20 35V GP TP 5x7 5 1 C08 P23 2401 000914 C AL 22uF 20 16V GP TP 5x11 5 1 C14 P24 2401 001363 C AL 470uF 20 16V GP TP 10x12 5...

Page 22: ...TH DOOR IS OPENED POSITION NOTE FOR SERVICE REPLACEMENT USE 16GA 105 C THERMOPLASTIC COVERED WIRE EXCEPT FOR HIGH VOLTAGE LEADS OR AS NOTED ON SPECIAL LEADS 1 INPUT 120V 60HZ 2 DOOR OPEN 3 LAMP ON 4 P C B PATTERN 5 P C B IN OUT POINT MGT TCO COM NC 120V 130V 40W 21V 0V NO L FM DM P C BOARD DOOR SENSING SWITCH CON2 BLK BLK R RED RED ORG WHT BLK WHT ORG ORG WHT BLK BLK MAGNETRON HIGH VOLTAGE DIODE T...