Sanyo EM-842WS Microwave Oven User Manual
Contents
1. SUPPLEMENT OF Microwave Oven EM P842WS 0 5 SERVICE MANUAL Product Code No 437 480 04 See the Service Manual of EM P672WS SM 860245 except the items described in this Service Manual c 9 CAUTION WARNING TO SERVICE TECHNICIANS PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY Do not operate or allow the oven to be operated with the door open Make the following safety checks on all ovens to be serviced before activating the magnetron or other microwave source and make repairs as necessary 1 Interlock operation 2 proper door closing 3 seal and sealing surfaces arcing wear and other damage 4 damage to or loosening of hinges and latches 5 evidence of dropping or abuse Before turning on microwave power for any service test or inspection within the microwave generating compartments check the magnetron wave guide or transmission line and cavity for proper alignment integrity and connections Any defective or misadjusted components in the interlock monitor door seal and microwave generation and transmission systems shall be repaired replaced or adjusted by procedures described in this manual before the oven is released to the owner Amicrowave leakage check to verify compliance with the Federal performance standard should be performed on2. O coro 1 nado 1 1 nado O gr l HO LIMS I SNISN3S l Nado O 5 3004 pem E z O gt H09 O 5 v AQCLOV 389 0 154 LINOUIO MOOTHALNI I H3MOd 1 doter PE E upam ua Crab arte d SERVICE MANUAL Microwave Oven EM P672WS 5 Product Code No 437 482 03 c 9 CAUTION WARNING TO SERVICE TECHNICIANS PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY Do not operate or allow the oven to be operated with the door open Make the following safety checks on all ovens to be serviced before activating the magnetron or other microwave source and make repairs as necessary 1 Interlock operation 2 proper door closing 3 seal and sealing surfaces arcing wear and other damage 4 damage to or loosening of hinges and latches 5 evidence of dropping or abuse Before turning on microwave power for any service test or inspection within the microwave generating compartments check the magnetron wave guide or transmission line and cavity for proper alignment integrity and connections Any defective or misadjusted componen
3. aer e eae 1 Power Output Measurement 1 Exploded View and Parts List 3 8 Circuit Diagram 2 Overall Circuit DIGIFOITI s 9 1 SPECIFICATIONS Rated Power Consumption 1650W 1 Set cooking time to two 2 minutes 2 00 Microwave Output 1100W appears in display Frequency 2 450MHzx50MHz 120Vx12V 60Hz 2 Touch START key and operate oven for exactly Rated Current 14 0 Amp two 2 minutes Safety Devices Thermal Fuse open at 332 F 1679C for Cavity Thermal Protector open at D 1 out the two bowls at once 275 F 135 C for Magnetron Fuse Cartridge Type 20A 2 Stir both water with thermometer and measure the Primary Interlock Switch water temperature rise respectively Door Sensing Switch and Relay 2 Interlock Monitor Switch E 1 Gettemperature rise by calculation the difference Electronic Digital up to water temperature after cooking minus initial 99min 99 sec temperature in each bowl Overall Dimensions 237 16 W x 175he D x 14 4 H Oven Cavity Size 163 s W 157 s D 11 s H 2 Then calculate average value t of both temperature Turn Table Diameter 125 8 rises in degrees centigrade Effective Capacity of
4. Part No Description Q ty Part No Description Q ty 617 221 5235 Control Sheet Also order 4 617 207 0377 Control Base Touch Key Board when replacing 5 411 160 6205 SCR TPG TRS SRT 4 x 10 Z1 Control Sheet 6 617 220 2952 Power amp Control Circuit Board 1 2 617 219 4585 Touch Key Also order 1 7 411 129 5805 SCR TPG BIN 3 x 1071 2 Control Sheet when replacing 8 617 080 9559 Spring Door Release Lever 1 Touch Key Board 9 617 207 0353 Door Release Lever 3 617 207 0346 Control Frame 1 PRINTED MATTER Items Not Illustrated Key pi No Part No Description Q ty 617 220 9562 617 221 5273 617 221 5204 Operating Instructions English Spanish Carton Box Complete Name Plate CONTROL CIRCUIT BOARD Part No 617 220 2952 554594 0 071 R125 Co PCB COMP R131 gt R130 lt gt 5 123 R128 3 Z 9101 20101 lt gt i 51 9 9 R5 lt gt RIS 0 52 R116 CO R58 a ROP RUZ 5 gt 54 _ R118 R119 8 20D C gt R132 lt gt R133 5 R134 gt R135 lt gt R13 lt gt R137 lt lt R138 C gt R139 J104 Ru J105 J106 19 0 2 O009 r S6cc v 1 TP 3 TP 5 TP 6 TP 4 TP 2 GROUND
5. C eODIJOA u203 7 SHOA 041 260d 88s UO Addins amod 29490 pioog 5 041002 WOJ IS IOJOSuuoo uid PUD Uld S 4JOJO UUOD JO OVA0 22420 eu Buiuono AQ D dsIp Sul ul Ap dsip siuu Jo AD dsID ON D d31S 5 9 JeUJOJSUDI NH 5 JO UJOJJ OMUOD SIIOA 0 J HO 4944405 A H Jo 104 SIM PUD PHS SIM JIU A einsoeuu Je VIS pJoog JOMUOD JOUWON OCL OV are IN318O ld dn jDeu jou seop USAO ops 100d IDUJON PINOY OMUOD ZO LS JOLOSUUOD pesojo Joop ui 18 PUD sud USOMA 2015 oe Tee JOJOOUUOD JO Ajnujuoo 2 0015 JOJOSUUOO Jo joojuooxoeuo _ 100q ers 10129JOJd Owy IN3TIgO ld pup 10 1 U9IIMS YOOUSLU Z A ddngJeMOod 1 MO3H
6. 14 CAVITY PARTS CERN 8 EXPLODED VIEW AND PARTS LIST ALL SERVICE ON MICROWAVE OVENS SHOULD PERFORMED A QUALIFIED TECHNICIAN USING APPROVED TESTING EQUIPMENT CUSTOMERS SHOULD NOT ATTEMPT TO REPLACE PARTS IDENTIFIED BY A TRIPLE ASTERISK Description Q ty Part No Description Q ty 617 214 9189 Cabinet 1 14 617 120 8481 Insulation Sheet 1 2 411 082 5201 SCR TPG TRS 4 x 1071 6 15 617 144 4476 Turn Table Shaft 3 411 160 6007 SCR TPG TRS SRT 4 x 1071 2 16 617 199 1314 Roller Base Assy 4 617 171 6863 PowerCord 17 617 201 2704 Rotating Tray 5 411 160 6106 SCR S T TRS SRT 4 x 10 Z1 18 617 214 9608 Antenna Complete 1 6 617 199 2595 Oven Cavity Not Service 1 19 617 162 1938 Cavity Cover 1 7 617 124 1068 GearMotor 20 411 069 1707 SCR TPG TRS x 6 DA 8 411 010 5808 SCR EVR PAN 4 x 10 Z1 2 21 411 006 6604 SCR TPG PAN 3 x 6 Z1 9 617 181 5986 Bottom Plate Not Service Par 1 22 617 200 0381 Thermal Fuse 167 C 10 617 221 6089 Plastic Foot with Canoe Clip 4 23 617 080 5315 Special Washer 11 411 011 0802 Bolt SW W5 x 14 21 2 24 12 617 180 6137 Hinge Lower 25 13 411 089 2500 Washer F 5 x 10 x 0 8 26 617 208 4176 SpecialScrew 2 Note Screws securing Cabinet cannot be removed by regular screwdriver KEY NO 26 SPECIAL SC
7. 5 SOV VSTI 407 118 5505 Varistor ENC 471D 10A C102 403 002 4708 ceramic 1 DTI 617 185 3735 Display Tube C101 403 147 8807 Electrolytic Imfd 1 17 20119978 CSN lA DC12 20 50V RL2 617 141 0549 Relay DU12D1 1PR 1 213 403 147 8609 Electrolytic 47mfd 251 617 128 3372 Ceramic Oscillator 20 10 51 617 169 4109 Connector 1 493192307 5101 617 126 8959 Connector 1 403 188 8408 Electrolytic 470mfd 1 2102 SP TE 13220 ene clon eis Male 20 25V PTI 617 178 3933 Step Down Transformer 1 P6TK N101 2 617 079 4107 PartBase 2155216 617 079 4299 Jumper 6 J101 _ 109 617 079 4237 Jumper 9 20 9 OVERALL CIRCUIT DIAGRAM As ZHING I Zx I LSH As esa 154 eb ED vL AV 1dSIG Nado O 9 4 4966 ee sz 8 e e Asc AOS TlLO 0 N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO N3dO 9c Spa EX PA Slo 85 45 95 95 S 55 15 09 8r 75 be 0 5 v9 9 lt 8 19 09 65 5 O N3dO NOLIVZITVLLINI 28559504 OOTNL O ns
8. Buous HO YODS JO 22425 SOUP Pred 4315 pipog JO4u02 JO IoJuo2 puou YOSYD JOMUOD JOUUON JO pue Su LO shox Buiuono Aq Bulzzng 9 9UJJOJSUDJ A H JO noi JOUOJSUDI N H Jo 104 M 3OD Q PUD PDS SIM SLUM 08 40 Jes el VIS HO PUD uo 2v os AILOIOXO esu HOA JeUuJJOJSUDI andus JOLOM ISOSJAJ ON yooo JEMO D USUM YBIY uo sejpjedo SUL 9 11053 3oN3anois 4315 7 DISASSEMBLY INSTRUCTIONS OVEN MUST BE DISCONNECTED FROM ELECTRICAL OUTLET WHEN MAKING REPLACEMENTS REPAIRS ADJUSTMENTS AND CONTINUITY CHECKS BEFORE PROCEEDING WITH ANY REPAIR WORK AFTER DISCONNECTING WAIT AT LEAST 1 MINUTE UNTIL THE CAPACITOR IN THE HIGH VOLTAGE AREA HAS FULLY DISCHARGED WHEN REPLACING ANY DOOR MICROSWITCH REPLACE WITH THE SAME TYPE SWITCH SPECIFIED ON THE PARTS LIST REMOVING DOOR SENSING SWITCH Figures 1 on page 1 10 a 1 Discon
9. D104 gt R132 lt gt R133 5 R134 gt R135 lt gt R13 gt R137 gt R138 C gt R139 C 60 SS4594V 0 0 2 0O09 r S6cc v 1 3 5 6 4 2 GROUND CONTROL CIRCUIT BOARD Part No 617 221 5518 Key No Order Part No Description Q ty Key No Order Part No Description Q ty INTEGRATED CIRCUIT RESISTORS IC11 409 452 0901 IC LM8846 124FP 1 R105 401 012 4404 Carbon 100 ohms 1 5 1 4W R101 112 401 012 5609 Carbon 1Kohms 7 121 _ 125 5 1 4W R15 102 401 012 6903 Carbon 10K ohms 4 TRANSISTORS 109 114 5 1 4W Q104 405 011 8401 25 17405 1 R16 56 58 401 013 6308 Carbon 12K ohms 3 5 1 4W Q101 105 405 0824509 2 R13 14 401 016 2505 Carbon 220 ohms 2 11 12 405 004 3000 2SA564A Q 193 2 5 1 4W Q102 103 405 000 1802 DTA143XS TP 2 R11 401 016 3700 Carbon 2 2K ohms 5 1 4W R106 107 401 016 9603 Carbon 27 ohms 2 5 1 4W R113 401 017 1705 Carbon 2 7K ohms 5 1 4W DIODES R110 401 018 2701 Carbon 330 ohms 5 1 4W D11 12 407 9120200 IN4002 1P 2 R111 401 018 3708 Corbon 3 3K ohms 2101 _ 107 407 012 4406 ISS133 TP 7 5 1 4W R108 401 020 1907 Carbon 4 7K ohms 7 ZD101 407 132 2306 HZS3 9NB2 115 _ 120 595 1 AW ZD1
10. CONTROL CIRCUIT BOARD Part No 617 220 2952 Key No Order Part No Description Q ty Key No Order Part No Description Q ty INTEGRATED CIRCUIT RESISTORS IC11 409 452 0901 IC LM8846 124FP 1 R105 401 012 4404 Corbon 100 ohms 1 5 1 4W R101 112 401 012 5609 Carbon 1K ohms 7 121 _ 125 5 1 4W R15 102 401 012 6903 Carbon 10K ohms 4 TRANSISTORS 109 114 5 1 4W Q104 405 035 4809 28C1685 Q TP 1 40101370908 Ir u ene 2 Q101 105 305 082 4509 2 R13 14 401 016 2505 Carbon 220 ohms 2 Q11 12 405 005 8400 25 854 93 2 5 1 AW 102 103 405 000 1802 DTA143XS TP 2 RII 401 016 3700 Carbon 2 2K ohms 1 5 1 AW R106 107 401 016 9603 Carbon 27 ohms 2 x 596 1 AW R113 401 017 1705 Carbon 2 7K ohms 1 5 1 4W 2110 401 018 2701 eon 1 D11 12 407 012 0200 1N4002 TP 2 D101 a IOP 407 012 4406 159193 1 7 R108 401 020 1907 Carbon 4 7K ohms 7 20101 407 132 2306 HZS3 9NB2 1 115 120 5 1 4W ZD11 407 057 0500 RD5 6ESB3 1 R51 _ 53 401 020 2805 Carbon 47K ohms 4 103 5 1 AW ZD12 407 160 6703 RD27ESBI 1 R12 401 021 2903 Carbon 5 6K ohms 1 2013 407 055 9000 RD3 9ESB2 1 5 1 4W R104 401 023 1607 Carbon 820 ohms 1 5 1 4W CAPACITORS MISCELLANEOUS C105 _ 107 403 069 8305 Ceramic 0 01mfd 3 21 420 000 6800 Buzzer 22
11. M 4 CLEAR CLOCK 4POPCORN TERMINALS OF CONNECTOR L 1 Figure 9 CHECKOUT PROCEDURE FOR SWITCHES Disconnect the lead wires from the switches and check for the continuity of the switches connecting an Ohm Meter to its terminals SWITCHES CHECKOUT PROCEDURES DOOR OPEN DOOR CLOSED See Figure 1 on page 1 Primary Interlock Terminals COM and NO 1 x 7 Door Sensing Interlock Monitor Terminals COM and CAUTION After checking the switches make sure that the interlock monitor switch is properly connected according to the CIRCUIT DIAGRAM on page 3 6 9 1 IN318O ld Lins3a pJoog Jour JOMUOD poog JDULION OOO 000 000 JOMUOD JOUUON pJoog yono poog JOMUOD eopidei JO LOLS 00905 Jo 5 AJosse2oeu JI J eobjdee 40 NO joeuooul eoupisisee emm gt puoog uonol JO 2645 000 000 000 4903 2 uo 3554 SNIAOIA3 I 1 ees si esnJ SUL JOMOd OV PUD ALIADD JO PUSY 101 asn4 JO 2045 JONINGIS
12. Oven CaMily 1 9 Cubic Feet 3 Then work out Net Weight Approx 44 Lbs Power Output watt 70 x At Where At is an Average Temperature Rise in degrees 2 POWER OUTPUT MEASUREMENT F Power Output shall be in the following range The Power Output specification 1100W on this model is measured with IEC measurement The Power Output Average _ Microwave is measured with two 2 liters water is equivalent to Temperature Rise Power Output 1100W in measurement with IEC when measured with the following power output 22 99 12 790 SEGAN i i i Maximum A 1 Fill two test bowls with each 1 liter water respectively 29 3 16 3 C 1141 W 2 Use accurate thermometer and measure each water temperature respectively E G Power Output will be influenced by line voltage of power supply Consequently correct power output must be measured within 120V AC 1 volt while B Place the two bowls on glass turntable dA gt unit is operating 3 CIRCUIT DIAGRAM 120V 60Hz L N GN A CAVITY TEMP FUSE FUSE 20A OPEN 167 Bsp GROUND MAGNETRON THERMAL PROTECTOR INTERLOCK MONITOR OPEN 135 592 SWITCH CLOSE 105 109C SENSING SWITCH CONNECTOR 2 2 KEY T popel 101 CAPACITOR 103 MFD STEP DOWN TRANSFORMER CIRCUIT BOARD 2 1 RESISTOR 10MEG OHM Figu
13. CONTROL PANEL PARTS SS Te 10 ALL SERVICE ON MICROWAVE OVENS SHOULD BE PERFORMED BY A QUALIFIED TECHNICIAN USING APPROVED TESTING EQUIPMENT CUSTOMERS SHOULD NOT ATTEMPT TO REPLACE PARTS IDENTIFIED BY A TRIPLE ASTERISK Part No Description Q ty ad Part No Description Q ty 617 222 1434 Control Sheet Also order 4 617 171 5828 Control Frame Touch Key Board when replacing 5 617 144 4780 Control Base Control Sheet 6 411 160 6205 SCR TPG TRS SRT 4 x 10 71 2 617 219 4608 Touch Key Board Also order 7 617 221 5518 Power amp Control Circuit Board 1 Control Sheet when replacing 8 411 129 5805 SCR TPG BIN 3 x 10 Z1 2 Touch Key Board 9 617 080 9559 Spring Door Release Lever 2 3 617 186 2737 Control Plate 1 10 617 186 2706 Door Release Lever 1 PRINTED MATTER Items Not Illustrated Key No Part No Description Q ty 617 220 9562 Operating Instructions English Spanish 617 223 5004 Carton Box Complete 617 223 4960 NamePlate CONTROL CIRCUIT BOARD Part No 617 221 5518 R125 PCB COMP R131 gt R130 lt gt R129 Q R128 8 Ci D f ien oa ZD101 N gt e RIB Sree R116 257 0 gt C R53 R58 CO CD R54 C R18 C R1189 C R120 J104 J105 J106_
14. interlock mech anism operates properly b Check microwave energy leakage with a leakage detector and confirm the energy leakage should be no greater than 4AmW crr to allow for measurement uncertainty 3 Do not operate the unit until it is completely repaired if any of the following conditions exists Door does not close firmly against the cavity front The hinge is broken The choke dielectric or the door seal is damaged door is bent or warped or there is any other visible damage to the oven that may cause microwave energy leakage NOTE Always keep the seal clean Make sure that there are no defective parts in the interlock mechanism f Make sure there are no defective parts in the microwave generating and transmission assembly especially waveguide 4 The following items should be checked after the unit is repaired The interlock monitor switch is connected correctly and firmly 5 The magnetron gasket on the magnetron is properly positioned Waveguide and oven cavity are intact no leakage of microwave energy The door can be properly closed and the safety switches work properly e The oven must be stopped when the door is opened or the time is up The oven must not be operated any of the above components removed or bypassed 5 CIRCUIT DIAGRAM 120V 60Hz L N GN A CAVITY TEMP FUSE FUSE 20A OPEN 167 s GROUND O MAG
15. seconds We recommended the pattern outline shown below when the door surface is surveyed NOTE Periodically check to be sure that the probe tip is not worn or dirty The following U S standard applies to microwave ovens 21 CFR 1030 10 Performance Standard for Microwave Ovens It requires that the power density of the microwave radiation emitted by a microwave oven shall not exceed five 5 milliwatts per square centimeter at any point 5 centimeter about 2 inches or more from the external surface of the oven All microwave ovens exceeding the emission level of 4mW cm must be reported to Dept of Service for microwave ovens and the manufacturer immediately and the owner should be told not to use the microwave oven until it has been repaired completely If amicrowave oven is found to operate with the door open report to Dept of Service the manufacturer and CDRH immediately Also tell the owner not to use the oven CDRH Center for Device and Radiological Health The interlock monitor switch acts as the final safety switch protecting the customer from microwave radiation If the interlock monitor switch operates to blow the fuse with interlocks failed you must replace all interlock switches primary and secondary interlock switches and the monitor switch with new ones because the contacts of those interlock switches may be melted and welded together TABLE OF CONTENTS
16. through the High Voltage Diode Abnormal reading Indicates continuity or infinite Ohms in both directions CONTROL CIRCUIT BOARD Measure the voltage Between test point TP 1 TP 2 TP 3 or 4 and Ground between TP 5 and TP 6 See Control Circuit Board on page 19 NOTE Proceed with check of the Step Down Transformer to see if any one of the measured values is different from the specified values Test TP 5 Point 1 2 TP 3 Voltage 5V 15 25 36 2 0V DC DC DC DC AC CHECKOUT PROCEDURE RESULT Measure the resistance between terminals of When When not FPC connector after removing it from 101 P hec Figure 9 vaye Less than More than hms 1 MEG Ohms TOUCH KEY NOTE BOARD When reconnecting the FPC connector make When checking START key connect sure the holes on the connector are properly Ohm Meter as illustration below inserted in hooks of the plastic fastener in S101 MATRIX CIRCUIT FOR TOUCH KEY BOARD FPC CONNECTOR A1Q A2Q A3Q A4Q A5Q A6 o eec ce POWER SOUP MORE 6 5 LEVEL JP BEVERAGEP LESS 5 1 Le TOTAL QUICK TN 7 MDEFROSTP POTATO IC2 2 QUICK FROZEN KITCHEN DEFROSI P ENTRE TIME C3J a FROZEN ADD I 3 PIZZA START 30 SE 4 ur STOP CUSTOM
17. view on page 18 and Figure 13 1 Remove the Connector 1 102 and the Connector for the Relay 2 from the Control Circuit Board 2 Remove 1 screw securing the Control Panel complete to the Oven Cavity 3 Remove the FPC Connector from the Connector 101 while grasping up both lever ends of the plastic fastener 4 Remove 2 screws securing the Control Circuit Board to the Control Base 5 Lift up the Control Circuit Board from its lower side and take it out from the Control Base REMOVING TOUCH KEY BOARD Figure 14 After removing the Control Circuit Board 1 Remove Control Base while lifting it up at the right side and take it out from the Control Frame 2 Remove Control Sheet which is glued to Touch Key Board 3 Remove the Touch Key Board which is held on the Control Base Bracket with the adhesive tape 13 Control Frame Control Base Figure 13 Control Frame Touch Key Board Figure 14 H REMOVING DOOR J REMOVING CAVITY COVER Figure 16 1 Remove 2 hex nuts securing the upper hinge 2 Tilt the top of the Door toward you 3 Lift up the Door to remove it 1 Remove ascrew from the Cavity compartment NOTE After replacing the Door be sure to check that the Primary Interlock Switch the Door Sensing Switch Cavity Cover and the Interlock Monitor Switch operate normally See page 1 After replacing the Door check for microwave energy leakage with a leaka
18. 007 Hinge Lower 25 13 411 089 2500 Washer F 5 x 10 x 0 8 26 617 208 4176 Special Screw 2 Note Screws securing Cabinet cannot be removed by regular screwdriver KEY NO 26 SPECIAL SCREW REQUIRES SPECIAL DRIVER PART NO 617 209 3734 OR SPECIAL BIT PART NO 617 209 3741 3 SWITCHES AND MICROWAVE PARTS x x x NOTE The parts marked with N have special characteristics of safety if replace the AN mark parts use only SANYO specified parts ALL SERVICE ON MICROWAVE OVENS SHOULD BE PERFORMED BY A QUALIFIED TECHNICIAN USING 9 AS 154 APPROVED TESTING EQUIPMENT CUSTOMERS SHOULD NOT ATTEMPT REPLACE PARTS IDENTIFIED BY A TRIPLE ASTERISK Key Key No Part No Description Q ty No Part No Description Q ty 1 411 082 5201 SCR TPG TRS 4 x 10 Z1 9 17 617 197 7417 Blower Motor 1 2 617 213 6936 H V Transformer N6T P691 1 18 411 082 5201 SCR TPG TRS 4 x 10 Z1 2 120V 60Hz 19 617 196 8507 Blower Fan 1 3 617 162 1945 Stay Cavity amp Magnetron 1 20 617 245 6256 Latch Lever 1 4 411 006 6604 SCR TPG PAN 3 x 6 21 1 21 617 152 4741 Micro Switch Primary Interlock 1 5 617 129 1001 Thermostat Magnetron 135 C 1 V 5930D 6 415 002 3308 Magnetron 2M247H B 1 22 617 004 5575 Micro Switch Interlock Monitor 1 7 423 021 3704 Fuse 250V 20A 1 V 5220DZ 8 617 137 8269 Fuse Holder 1 23 617 152 4741 M
19. 1 407 057 0500 RD5 6ESB3 1 R51 53 401 020 2805 Carbon 47K ohms 3 103 5 1 4W ZD12 407 160 6703 RD27ESBI 1 R12 401 021 2903 Carbon 5 6K ohms 1 ZD13 407 132 2306 HZS3 9NB2 1 5 1 4W R104 401 023 1607 Carbon 8200hms 5 1 4W CAPACITORS C103 _ 107 403 069 8305 Ceramic 0 01mfd 5 5 50 C102 403 002 4708 Ceramic O 1mfd 1 5 25V C101 403 147 8807 Electrolytic 1mfd 1 MISCELLANEOUS 20 50 C13 403 147 8609 Electrolytic A7mfd 1 Bel P 000 6890 Buzzer PRIMER 20 10V VSTI 407 118 5505 Varistor ENC 471D 10A C12 403 152 7307 Electrolytic 100mfd 1 DTI 617 185 3735 Display Tube 1 20 35V RLI 617 201 3978 Relay G5N 1A DC12 1 403 188 8408 Electrolytic 470mfd 1 RL2 617 141 0549 Relay DUI2D1 1PR 20 25V RS 617 128 3372 Ceramic Oscillator 1 51 617 169 4109 Connector 5101 617 126 8959 Connector 1 5102 617 111 1392 Connector 2 3P 1 PTI 617 178 3933 Step down Transformer P6TK N101 2 617 079 4107 Spacer JB2 617 132 5744 Noise Filter JB3 617 144 9259 Noise Filter 3 6 617 079 4299 Jumper 5 J101 _ 108 617 079 4237 Jumper 8 5 OVERALL CIRCUIT DIAGRAM ASE 20 5 AS SSV8 INIL 0002 yi En MOL E TE 10 0 0L yz eb T LNI P9d ZHY
20. 97 7057 E sheds Sa Q Y ee scO AS O AOS E ZIO cory T or m 9909 LO LSH bold S O ETE SN Ze ms 100 1 O ZO nado 26558 ZOOPNL ag L ee Ga ee eee ene ae 1 2012 vano 1 ONv 0Ld je gt 1 9 33uiN3 1504430 1 4 No 01109 1 1 VISIT o s 1 LINDYID mmm 8t sur AV 1dSIG Y LINDUID 5 ve 9 SE AIA Nado coms NE ee Ssh Puas he en ee dan 1 8 15 8 A za HE k 0 aa n 2 MJZZha o 2 60 4 2 4 Nado v Yr i 130 os 5 I A 9r EI iv 5 i YOLINON 1 nado O Nido 6040 aa i 0 4 deed PP TNI EU 1 nado ALIYO nado O O 1 O M 25 0 2 90 901 nado O 1 nao 0 5 I 5 E I YO LOALOY T Vu
21. NETRON THERMAL PROTECTOR INTERLOCK MONITOR OPEN 122 5 SWITCH 1 1 poor SENSING SWITCH RS I CONNECTOR KEY DpliopEl 101 CAPACITOR 1 03MFD TRANSFORMER CIRCUIT BOARD MAGNETRON 2 1KVAC A A RESISTOR 10MEG OHM Figure 2 NOTE WIRING COLOR The parts marked with A have special characteristics BK BLACK of safety if replace the A mark parts use only SANYO ORANGE specified parts BL BLUE W WHITE Y gt YELLOW R RED SECONDARY INTERLOCK PRIMARY INTERLOCK DOOR e INTERLOCK MONITOR SENSING RELAY 2 SWITGE MADE SWITCH SWITCH SWITCH CONDITION DOOR OPEN 6 TEST PROCEDURES AND TROUBLESHOOTING Filament Windings gt CAUTION DISCONNECT THE POWER SUPPLY CORD FROM f THE WALL OUTLET WHENEVER REMOVING THE o er o CABINET FROM THE UNIT PROCEED WITH THE Secondary TESTS ONLY AFTER DISCHARGING THE HIGH _Windings VOLTAGE CAPACITOR AND REMOVING THE LEAD WIRES FROM THE PRIMARY WINDING OF THE HIGH VOLTAGE TRANSFORMER SEE FIGURE 3 3 o Primary Windings A TEST PROCEDURES Figure 3 COMPONENT CHECKOUT PROCEDURE RESULT 1 Check for resistance Across the filament Normal reading terminals of the Magnetron with an Ohm Meter Less than 1 Ohm on R x 1 scale Ohm Meter y MAGNETRON 2 Checkforresistance Between each filament Normal reading terminal of the Magnetro
22. O 048 OU IN318O d 0 110538 JONINGIAS 4315 9 6 IN318O ld 11053 PIDOGLINDID pJoog JOMUOD eopidee JOUUON JOMUOD DU JON JO OWJON sooda 40 10408401d JO JO JOJOOIOIg JOWJOU IDUUJON JD uOOUI SOUDISIS 2J lt 10 1 12 JOWS JO JO 10 09 01d Puey JeUJIOJSUDJ N H IOWON epolQ JO JOJlOOdOO NHeobpides Spod AH JO JoJ odDb2 A H Spod AH JO JOJOOdOO NH JOWWJON JO NH IDUUON uoueuGoJA aonde uoyeu bony JOUUON Z lt SUJuO Lp ON uouoedo poejeduunf Buisn Aq 2 JO JOLOS Old Jo JOJ JOLOSJOld ouuleu SSOJOD Lous ON uouoJjedo JOUUON JOUUJOJSUDI NH eobpidesl ees SSM JOLSIA WYO NHJO JOJ2DQDO A H A0840 3oN3no3as sl AO 14916 USUM JOJOIN Jo xoeu JOUWON GAD NOJOIUJ MO IN3lgOMd p ees
23. REW REQUIRES SPECIAL DRIVER PART NO 617 209 3734 OR SPECIAL BIT PART NO 617 209 3741 15 SWITCHES AND MICROWAVE PARTS SS 2 5 NOTE The parts marked with N have special characteristics of safety if replace the AN mark parts use only SANYO specified parts ALL SERVICE ON MICROWAVE OVENS SHOULD PERFORMED BY A QUALIFIED TECHNICIAN USING APPROVED TESTING EQUIPMENT CUSTOMERS SHOULD NOT ATTEMPT TO REPLACE PARTS IDENTIFIED BY A TRIPLE ASTERISK d Part No Description Q ty 1 Description 1 411 082 5201 SCR TPG TRS 4 x 10 Z1 9 17 617 124 1303 Blower Motor 1 2 617 213 6936 H V Transformer N6T P691 1 18 411 077 2109 SCR TPG BIN 4 x 20 Z1 2 3 617 162 1945 Stay Cavity amp Magnetron 1 19 617 177 9974 Blower Fan 1 4 411 006 6604 SCR TPG PAN 3x 6 Z1 1 20 617 245 6256 Latch Lever 1 5 617 129 1001 Thermostat Magnetron 135 1 21 617 152 4741 Micro Switch Primary Interlock 1 6 415 002 3308 Magnetron 2M247H B 1 V 5930D 7 423 021 3704 Fuse 250V 20A 1 22 617 004 5575 Micro Switch Interlock Monitor 1 8 617 137 8269 Fuse Holder 1 V 5220DZ 9 617 201 6382 Lead Wire Ass y including Diode 1 23 617 152 4741 Micro Switch Door Sensing 1 10 617 162 1990 Space Partition Blower 1 V 5930D 11 617 205 1840 H V Capacitor including Resistor 1 24 1 03uf 2 1KV 25 617 245 6096 Lever Stopp
24. ce and the Magnetron Gasket is in contact with the mounting rim evenly Screws 4 While holding the Magnetron under this condition tighten mounting screws or nuts with your fingers temporarily SS 5 Further tighten the screws or nuts with a box Blower Motor wrench giving one or two turns to each of the screws or nuts alternatively so that the Magnetron is mounted on to the bracket uniformly Figure 12 6 After replacing the Magnetron be sure to check the microwave energy leakage with a leakage detector and confirm the leakage is below 4mW cm 12 REMOVING FUSE Remove the 20A Fuse with a screwdriver NOTE Whenreplacing 20A Fuse be sure to use an exact repair part the 20A Fuse blows immediately check the Primary Interlock Switch the Relay 2 on the Control Circuit Board and the Interlock Monitor Switch according to CHECKOUT PROCEDURE FOR SWITCHES on 6 And make sure to check the microwave energy leakage according to 1 ADJUSTMENT PROCEDURES on page 1 when the Primary Interlock Switch the Relay 2 or the Interlock Monitor Switch is adjusted or replaced the Primary Interlock Switch the Relay 2 and the Interlock Monitor Switch operate properly determine which of the following is defective Control Circuit Board Blower Motor High Voltage Transformer High Voltage Capacitor High Voltage Diode or Magnetron REMOVING CONTROL CIRCUIT BOARD See exploded
25. d pull backward until there is about zero gap between the Latch Lever and the switch body on the Primary Interlock Switch and at the same time there is about zero gap between the Door Latch and the switch body on the Door Sensing Switch when the Door Latch is securely locked 3 Tighten the Lever Stopper screws securely 4 Make sure the Interlock Monitor Switch closes after the Primary Interlock Switch opens when the Door is opened very slowly according to CHECKOUT PROCEDURE FOR SWITCHES on page 6 5 Make sure the Interlock Monitor Switch opens before the Primary Interlock Switch closes when the Door is closed very slowly according to CHECKOUT PROCEDURE FOR SWITCHES on page 6 6 Makesure the microwave energy leakage should be no greater than 4mW crr to allow for measurement uncertainty when measured with a detector All service adjustments must be made for minimum microwave energy leakage readings same time the fuse blows with the Door opened besure to replace the Control Circuit Board because Relay 2 on the Control Circuit Board the Door Sensing Switch and the electric circuit related on the Door Sensing Switch which act as Secondary Interlock Switch Door Latch Lever Stopper Door Sensing a Interlock Monitor Switch Screws Latch Primary Lever Interlock Figure 1 Switch 2 SPECIFICATIONS Rated Power Consumption 1650W Microwave Output 1100W Freque
26. each oven prior to release to the owner REFERENCE NO SS 860262 CAUTION For microwave energy emission On every service calls check for microwave energy emission must be made according to the following manner Measurement of energy emission Measurement must be made with the microwave oven operating at its maximum output and containing a load of 275 15 milliliters of tap water initially at 20 5 celsius 68 9 F placed within the cavity at the center NOTE The water container must be a 600 milliliter beaker and made of an electrically none conductive material such as glass or plastic The cook tray must be in place when measuring emission A properly operating door and seal assembly will normally register emission on greater than 4mW cm to allow for measurement uncertainty with the cooking shelf or tray in place All repairs must be performed in such a manner that microwave energy emission are minimal Follow the instructions supplied with a detector being used and performed an R F emission test around the door front and edges and all edges and vent of the outer case The cabinet wrapper must be in place and the oven fully assembled When performing emission survey with the meter on FAST RESPONSE the movement of a detector probe shall not exceed one 1 inch per second In the area emitting the highest reading switch the meter to SLOW RESPONSE and take a reading for minimum of three 3
27. easure the water temperature respectively 5 Calculate the temperature rise of water in each beaker Then calculate the average value of two temperature rises Output power can be calculated by the equation Power Output W 70 x At Where Atis an average temperature rise in degrees Centigrade 6 Power Output shall be in the following range Average Temperature Rise Power Output Minimum 22 8 F 12 7 C 889W Maximum 28 8 F 16 0 C 1120W 7 Power Output is affected by the line voltage under load For correct Power Output measurement the line voltage under load must be 120 1 volts 4 PRECAUTIONS AND REPAIR SERVICE TIPS PRELIMINARY A SINCE NEARLY 2 000 VOLTS EXISTS IN SOME CIR CUITS OF THIS MICROWAVE OVEN REPAIRS SHOULD BE CARRIED OUT WITH GREAT CARE TO AVOID POSSIBLE EXPOSURE TO MICROWAVE ENERGY LEAKAGE THE FOLLOWING PRECAUTIONS MUST BE TAKEN BEFORE SERVICING 1 Before the power is applied Open and close door several times to make sure the primary interlock switch the interlock monitor switch and the door sensing switch operate properly Listen for the clicking sound from the switches Make sure the interlock monitor switch closes after the primary interlock switch is opens when the door is opened See pages 1 and 6 b Make sure the perforated screen and the choke die lectric of the door are correctly mounted 2 After the power is applied Open and close the door to see if the
28. er 1 12 617 182 2373 Capacitor Band 1 26 411 102 5907 SCRETG TRS 4x 10 N2 2 13 411 011 5609 Bolt Hex 4 x 10 Z1 4 27 411 129 5805 SCR TPG BIN 3 x 10 Z1 1 14 617 198 4996 Duct Mag Exhaust 1 28 617 117 3505 Harness Door Sensing 1 15 617 188 0205 Lamp 120V 20W 1 29 617 124 2300 Lead Wire Ass y 1 16 617 124 1280 Lamp Socket 1 30 617 214 9639 Duct Mag Intake 1 16 DOOR PARTS ALL SERVICE ON MICROWAVE OVENS SHOULD PERFORMED QUALIFIED TECHNICIAN USING APPROVED TESTING EQUIPMENT CUSTOMERS SHOULD NOT ATTEMPT TO REPLACE PARTS IDENTIFIED BY A TRIPLE ASTERISK Description Q ty qud Part No Description Q y 617 207 0322 Door Cover 1 5 617 124 6483 DoorSheet 2 617 207 0360 Door Panel 1 6 411 054 1903 Nut Hex W SRT 5 2 3 617 201 2421 Door Frame Also 1 7 617 180 6151 Hinge Upper order Door Sheet when replacing 8 411 011 0802 Bolt Hex SW W 5 x 14 2 Door Main Frame 9 617 101 1494 Spring 4 617 124 6490 Choke Dielectric 10 617 179 2478 Door Latch 17 CONTROL PANEL PARTS dry xxx ALL SERVICE ON MICROWAVE OVENS SHOULD BE PERFORMED BY A QUALIFIED TECHNICIAN USING APPROVED TESTING EQUIPMENT CUSTOMERS SHOULD NOT ATTEMPT TO REPLACE PARTS IDENTIFIED BY A TRIPLE ASTERISK
29. ge detector Microwave energy e leakage must be below the limit of AmW crr to 0 allow for measurement uncertainty Screw DISASSEMBLING DOOR Figure 15 1 Insert a thin flat olade screwdriver between the Choke Dielectric and the Door Main Frame and lift up the Choke Dielectric to release hooks one by one Figure 15 2 Removethe Choke Dielectric K REMOVING TURNTABLE MOTOR COVER 3 To detach the Door Cover insert a thin flat blade Figure 17 screwdriver between Door Cover and Door Panel and release the projections inside Door Cover To detach the Door panel insert a thin flat blade screwdriver between the Door Cover and Door Figure 16 1 Turn over the oven its back 2 Cut the 6 joints of the Bottom Plate using diagonal 4 pliers nioper Main Frame TP 3 Separate the Motor Cover from Bottom Plate ooks 4 Remove 2 screws securing Turntable Motor to the Cavity and take it out Note Bent the cut joints inside slightly for safety and be careful of sharp edge Hooks Hooks Motor Cover 6 Joints Bottom Plate Choke Dielectric Figure 15 NOTE The Choke Dielectric may be damaged when itisremoved When reinstalling it replace it with new ones if it is damaged After installing the Door in place check for microwave energy leakage with a detector Microwave energy leakage must be below the limit of AmW cm to allow for measurement Figure 17 uncertainty
30. icro Switch Door Sensing 1 9 617 201 6382 Lead Wire Ass y including Diode 1 V 5930D 10 617 162 1990 Blower Base 1 24 617 124 1198 Latch Lever 1 11 617 205 1840 H V Capacitor including Resistor 1 25 617 245 6096 Lever Stopper 1 1 03uf 2 1KV 26 411 102 5907 SCR ETG TRS 4 x 10 2 2 12 617 182 2373 Capacitor Band 1 27 411 129 5805 SCR TPG BIN 3 x 10 21 1 13 411 011 5609 Bolt Hex 4 x 10 Z1 4 28 617 117 3505 Harness Door Sensing 1 14 617 198 4996 Duct Mag Exhaust 1 29 617 124 2300 Lead Wire Ass y 1 15 617 188 0205 Lamp 120V 20W 1 30 617 214 8328 Duct Mag Intake 1 16 617 124 1280 Lamp Socket 1 DOOR PARTS ALL SERVICE ON MICROWAVE OVENS SHOULD BE PERFORMED A QUALIFIED TECHNICIAN USING APPROVED TESTING EQUIPMENT CUSTOMERS SHOULD NOT ATTEMPT TO REPLACE PARTS IDENTIFIED BY A TRIPLE ASTERISK Key qu P Key e 7 NO Port No Description Q ty No Part No Description Q ty 617 171 5026 Door Cover 5 617 144 4636 DoorSheet 2 617 199 5351 Door Panel 6 411 054 1903 Nut Hex W SRT 5 2 3 617 199 2373 Door Main Frame Also 7 617 124 0955 Hinge Upper order Door Sheet when replacing 8 411 011 0802 Bolt Hex SW W 5x 14 2 Door Main Frame 9 617 101 1494 Spring 4 617 144 4643 Choke Dielectric 1 10 617 179 2478 Door Latch 1
31. lock monitor switch operates to blow the fuse with interlocks failed you must replace all interlock switches primary and secondary interlock switches and the monitor switch with new ones because the contacts of those interlock switches may be melted and welded together TABLE OF CONTENTS Adjustment Procedures 1 Test Procedures and Troubleshooting 4 _ 10 SPSCHICCHIONS er hice gan asas aaa kaypas as 2 Disassembly Insfructfions 11 14 Power Output Measurement wee 2 Exploded View and Parts List 15 _ 20 Precautions and Repair Service Tips 2 Overall Circuit Diagram een 21 3 1 ADJUSTMENT PROCEDURES NOTE Ifthe Interlock Monitor Circuit operates and at the TO AVOID POSSIBLE EXPOSURE TO MICROWAVE ENERGY LEAKAGE THE FOLLOWING ADJUSTMENT OF THE INTERLOCK SWITCHES SHOULD BE MADE ONLY BY AUTHORIZED SERVICE PERSONNEL The SANYO service center should have the designated detector to measure the microwave energy leakage after the repair or adjustment NOTE Detector to be used at the service center is NARDA 8100 8200 or the equivalent PRIMARY INTERLOCK SWITCH INTERLOCK MONITOR SWITCH AND DOOR SENSING SWITCH ADJUSTMENT Figure 1 1 Loosen 2 screws securing the Lever Stopper 2 Adjust the Lever Stopper position so that it is pushed forward an
32. n and the chassis Infinite Ohms ground with an Ohm Meter on highest scale Figure 5 1 Meosure the resistance Normal readings With an Ohm Meter on R x 1 scale Primary winding Approximately 0 27 Ohms b Filament winding Less than 1 Ohm Secondary winding Approximately 68 9 Ohms 2 Meosure the resistance Normal readings HIGH VOLTAGE With an Ohm Meter on highest scale TRANSFORMER Primary winding to ground Infinite Ohms b Filament winding to ground Infinite Ohms Ohm meter Figure 6 Remove varnish of measured point CHECKOUT PROCEDURE RESULT CAPACITOR including BLEEDER RESISTOR Measure the resistance Across two terminals with an Ohm Meter on highest scale Figure 7 Normal reading Momentarily indicates several Ohms and gradually returns to 10 Meg Ohms Abnormal reading Indicates continuity or 1O Meg Ohms from the beginning HIGH VOLTAGE DIODE Measure the resistance Across two terminals with an Ohm Meter on R x 10 000 scale Figure 8 Normal reading Indicates about the middle position in one direction forward direction and infinite Ohms in the reverse direction using meter which is provided with 9 volt battery NOTE Some digital meter may show over evenin aforward direction because low measuring voltage of meter does not allow the meter current to pass
33. ncy esie eee 2 450MHz 50MHz Power Supply 120Vx12V 60Hz Rated Current 14 0 Amp Safety Devices Thermal Fuse open at 332 167 C for Cavity Thermal Protector open at 252 122 C for Magnetron Fuse Cartridge Type 20A Primary Interlock Switch Door Sensing Switch and Relay 2 Interlock Monitor Switch Timer reet s Electronic Digital up to 99 min 99 sec Overall Dimensions 21973 x 18 0 x 125 s H Oven Cavity Size 14 2 W x 157 8 D x 93 s H Turn Table Diameter 12 2 Effective Capacity of Oven 1 4 Cubic Feet Net Weight Approx 40 Lbs 3 POWER OUTPUT MEASUREMENT NOTE The power output specification 1100W on this model is measured with IEC measurement The power output is measured with two 2 liters water is equivalent to 1100W in measurement with IEC when measured with the following power output 1 Fill wo beakers glass or plastic with each one liter of tap water about 20 C and measure the water temperature Use a thermometer with a 1 10 degree gauge 2 Place the beakers side by side in the center of the glass tray 3 Close the door set the TIME for two minutes 200 in the display window Touch the START key and heat the water exactly for two minutes 4 Take the beakers out immediately stir the water and m
34. nect all wire leads from the Door Sensing Switch Figure 1 on page 1 2 Remove 2 screws securing the Lever Stopper 3 adjacent Upper Switch Stopper of Lever Stopper and Lower Switch Stopper down Figure 10 4 Then remove it by lightly pressing the switch toward you Figure 10 5 Make necessary adjustments or replacements of the Door Sensing Switch by reversing step 3 and check microwave energy leakage according to 1 ADJUSTMENT PROCEDURES on page 1 after it is replaced with new one and check proper operation of it according to CHECKOUT PROCEDURE FOR SWITCHES on page 6 Upper Door Switch Sensing Stopper Switch Lower Switch Stopper Figure 10 a REMOVING PRIMARY INTERLOCK SWITCH AND INTERLOCK MONITOR SWITCH Figure 10 b 1 Disconnect all wire leads from Primary Interlock and Interlock Monitor Switch 2 Pull the Primary Interlock Switch or Interlock Monitor Switch upward at the same time while pushing the Switch Stoppers to allow a space between the switch body and catches 3 Make necessary adjustments or replacement of switch by the reversing step 2 and check micro wave energy leakage according 10 1 ADJUSTMENT PROCEDURES on page 1 after it is replaced with new one and check proper operation of it according to CHECKOUT PROCEDURE FOR SWITCHES on page 6 Push the Door Sensing Switch upward while pressing Switch Stoppers Interlock Monito
35. odically check to be sure that the probe tip is not worn or dirty The following U S standard applies to microwave ovens 21 CFR 1030 10 Performance Standard for Microwave Ovens It requires that the power density of the microwave radiation emitted by a microwave oven shall not exceed five 5 milliwatts per square centimeter at any point 5 centimeter about 2 inches or more from the external surface of the oven All microwave ovens exceeding the emission level of 4mW cm must be reported to Dept of Service for microwave ovens and the manufacturer immediately and the owner should be told not to use the microwave oven until it has been repaired completely If a microwave oven is found to operate with the door open microwave energy emission are minimal Follow the instructions supplied with a detector being used and performed an R F emission test around the door front and edges and all edges and vent of the outer case The cabinet wrapper must be in place and oven fully assembled When performing emission survey with the meter on FAST RESPONSE the movement of a detector probe shall not exceed one 1 inch per second report to Dept of Service the manufacturer and CDRH immediately Also tell the owner not to use the oven CDRH Center for Device and Radiological Health The interlock monitor switch acts as the final safety switch protecting the customer from microwave radiation If the inter
36. r Switch Primary Interlock Switch Switch Stoppers Figure 10 b Interlock Switch Replacement when replacing faulty switches be sure switch mounting tabs are not bent broken or otherwise deficient in their ability to secure the switches in place 11 C REMOVING BLOWER MOTOR Figures 11 View and 12 Duct mag exhaust Blower Base 1 Remove screw securing the stay 2 Disconnect all lead wires from the Blower Motor and H V Capacitor 3 Remove 2 screws securing the Blower Base and disengage 3 hooks from the Rear Plate of Cavity Figure 12 4 Remove 1 screw securing the Blower Motor with the Blower Base D REMOVING MAGNETRON Stay Duct mag intake Figure 11 Top View Figure 11 View After removing the Blower Motor 1 Remove Duct mag exhaust Remove the screw securing the stay 2 Remove 1 screw securing the Thermal Protector 3 Disconnect 2 lead wires from the Magnetron 4 Remove 4 screws securing the Magnetron to the Waveguide 5 Take out Magnetron VERY CAREFULLY 1 When removing the Magnetron the Cavity or Wave Guide use a proper care so that the dome of the Magnetron does not hit any adjacent parts of microwave oven 2 Make sure that the contact face of the Magnetron Gasket is free from any damage or deformation 3 Adjust the position of the Magnetron properly so that it correctly sits in pla
37. re 1 NOTE The parts marked with have special characteristics of safety if replace A mark parts use only SANYO specified parts WIRING COLOR ORANGE BK BLACK RED BL BLUE W WHITE Y YELLOW 4 EXPLODED VIEW AND PARTS LIST CAVITY PARTS ALL SERVICE ON MICROWAVE OVENS SHOULD BE PERFORMED BY A QUALIFIED TECHNICIAN USING APPROVED TESTING EQUIPMENT CUSTOMERS SHOULD NOT ATTEMPT TO REPLACE PARTS IDENTIFIED BY TRIPLE ASTERISK d Part No Description Q ty ney Part No Description Q ty 617 186 5943 Cabinet 14 617 120 8481 Insulation Sheet 2 411 082 5201 SCR TPG TRS A x 10 Z1 8 15 617 144 4476 Turn Table Shaft 3 411 160 6007 SCR TPG TRS SRT A x 10 71 3 16 617 199 1048 Roller Base Assy 4 617 216 8913 PowerCord 1 17 617 201 2704 Rotating Tray 5 411 160 6106 SCR S T TRS SRT A x 1071 18 617 214 8304 AntennaComplete 6 617 200 5126 Oven Cavity Not Service Part 1 19 617 162 1938 Cavity Cover 7 617 124 1068 Gear Motor 1 20 411 069 1707 SCR TPG TRS 4 x 6 DA 8 411 010 5808 SCR EVR PAN 4 x 1071 2 21 411 006 6604 SCR TPG PAN 3 x 6 Zl 9 617 144 4568 Bottom Plate Not Service Part 1 22 617 200 0381 Thermal Fuse 167 C 10 617 221 6089 Plastic Foot with Canoe Clip 4 23 617 080 5315 Special Washer 11 411 011 0802 Bolt Hex SW W5 x 14 ZI 2 24 12 617 174 9
38. ts in the interlock monitor door seal and microwave generation and transmission systems shall be repaired replaced or adjusted by procedures described in this manual before the ovenis released to the owner Amicrowave leakage check to verify compliance with the Federal performance standard should be performed on each oven prior to release to the owner REFERENCE NO SM 860245 CAUTION For microwave energy emission On every service calls check for microwave energy emission must be made according to the following manner Measurement of energy emission Measurement must be made with the microwave oven operating at its maximum output and containing a load of 275 15 milliliters of tap water initially at 20 5 celsius 68 9 F placed within the cavity at the center NOTE The water container must be a 600 milliliter beaker and made of an electrically none conductive material such as glass or plastic The cook tray must be in place when measuring emission A properly operating door and seal assembly will normally register emission on greater than 4mW cm to allow for measurement uncertainty with the cooking shelf or tray in place All repairs must be performed In such a manner that In the area emitting the highest reading switch the meter to SLOW RESPONSE and take a reading for minimum of three 3 seconds We recommended the pattern outline shown below when the door surface is surveyed NOTE Peri
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