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Summary of Contents for EM-C2000

Page 1: ...agnetron or other micro wave source and make ret airs as necessa 1 Iqterlock operation 2 proper door closing 3 seal and sealing surfaces arcing wear and other dam age 4 damage to or loosening of hinges and latches 5 evidence of dropping or abuse c Before turning on microwave power for any service test or inspection within the microwave generating com partments check the magnetron wave guide or tra...

Page 2: ...itch bodies when the door latch is securely locked 3 Tighten the lever stopper screws securely 4 Make sum the latch interfock switch and the door sensing switch open before the interlock monitor switches closes when the door is opened very slowly according to CHECKOUT PROCEDURE FOR SWITCHES on page 8 5 Make sure the microwave energy Igakage is below the limit of the regulation 5mW c when measur wi...

Page 3: ... clicking sound from the switches Make sure the interlock monitor switches closes after the latch interlock switches opens when the door is opened see pages 1 and 6 b Make sure the perforated screen and the choke dielectric of the door are correctly mounted 2 After the power is applied a Open and close the door to see if the interlock mechanism operates properly b Check microwave energy leakage wi...

Page 4: ...tctt ABSOR2JER O luFt120n T I 1A T NC II Intar lock I kvonltor Svltch I 5AFETY RELAY RL7 El GLEICMnlCMTCUR mowssaw I L d I NEUTRAL 4 1 t I I I CONTROL PRINTEO CIRCUIT BOARO STEP OOWN TRANSFORMER P S1 S103 S u CAVITY FIRE L J MOOiMJt Oit Meortetroh ti89n tron uaonbtron e e Asuzmrnemr aar4Aaotrw twonrAkIlcs s f ftten m Iatcf etc tttt oIwsM zttcrkctk vwersskl sIao mcrtnmI nocnaPAsmwe ucoem 2sav m a s...

Page 5: ...ROM THE WALL OUTLET WHENEVERRE MOVING THE CABINET FROM THE UNIT PRO CEED WITH THE TESTS ONLY AFTER DIS CHARGING THE HIGH VOLTAGE CAPACITOR AND REMOVING THE LEAD WIRES ON THE PRIMARY WINDING OF HIGH VOLTAGE TRANS FORMER SEE FIGURE 4 A TEST PROCEDURES 1 v Secondary k wmamgs Y J Primary Windinm Figure 4 4 ...

Page 6: ...rom the specified values RESULT Normal reading Momentarily indicates several ohms and gradually returns to 10 meg ohms Abnormal reading Indicates continuity or 10 meg ohms from the beginning 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 a 9 volt battery NOTE Some digital meter may ...

Page 7: ...More than 1K Ohms 1 MEG Ohm I M When checking W key connect ohm meter as illustration belo w Ohm meter m TOP YY w cl C2 C3 C4 C5 C6 C7 Figure 11 Terminal of FPC Connector 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 ter minals SWITCHES SEE Figure 1 on page 1 CHECKOUT PROCEDURES Latch Interloc...

Page 8: ...L CIRCUIT BOARD Parl No 617179 0528 TP 1 mll TP 5 w 3 g gj 1 m 0 IEiFi Wlwsrz 00 t tmuol t o Iwwtw 0 8 lnmN _2 o x Itu El 81134 a In Cb ma I n B D m m 1 m u pm f D _ z z g iF J Ila 4 c F d s 0 l TP 3 r Ground TP 2 7 ...

Page 9: ...lect key is pressed 1 L Ez g EzE5 m CHECK RESULT REMEDEY Control circuit boarfJ Voltage Replace See page 5 incorrect L dTouch key board H Resistance See page 6 incorrect l Replace I 1 J 1 J J Interlock switch See page 61 No continuity 17eplace p Thermal protector No continuity Replace Door sensing switch No continuity 13cplace p See page 6 Safety Relay RL 7 No continuity Replace Control circuit p ...

Page 10: ...ower output I Magnetron Shorted t7eplace YBlower motor t l No operation L J I Control circuit I oard Voltage See page 5 incorrect t I I 4H V Capacitor H Poor function 4Magnetron l l Poor oscillation l Replace I 1Replace l E l EEcl 1 Replace I d Magnetron operates on higtl level wl en Safety Relay a lower cook power r RL 7 Control circuit boatd Voltage See page bl incorrect 4Replace G P Uneven heat...

Page 11: ... See Figure 1 cm page 1 1 Disconnect all lead wires from the interlock monitor switches 2 Remove 1 screw securing the interlock monitor switches 3 Make necessaIy adjustment and make microwave energy leakage check according to B REMOVING DOOR SENSING SWITCH See Figure 1 on page 1 1 Disconnect all lead wires from the interlock monitor switches and door sensing switch 2 Remove 2 screws the lever stop...

Page 12: ...opposite side of the hook and then insert hook side into the part base or fuse holder is free from the part base Firstinsert here L o 9 Figure 14 u F REMOVING CONTROL CIRCUIT BOARD 1 Remove the all connectors and lead wires from the control circuit board 2 Remove 3 screws to detach the control panel complete from the oven cavity 3 Remove the FPC connector from the connector S101 while pushing up t...

Page 13: ...rons Remove 4 hex nuts securing the front side magnetron to the wave guide Draw out the left side end of blower duct by twisting to left turn to draw out from the upper lever stopper Note When the connectors of the door sensing switch disturb the above action remove them 7 Remove magnetron with blower assembly from the wave guide VERY CAREFULLY Note When replacing magnetron install magnetron blowe...

Page 14: ...the display 2 Touch Clock matk key The colon and power level ten bar will appear on the display 3 Touch number key 8 three times The 8 88 will appear on the display 4 Continuously touch course key 1 88 81 will 5 6 m appear on the display Touch Start key All four digit will be flashing Touch Start key again The displayed number shows the accumulative cooking time Touch O and Memory key Accumulative...

Page 15: ... 5 m ouch kev m All 4 digits will be flashing m The number 215 shows total cooking hours OR m Touch key again In case where options other than m 1 or 2 were selected in stage 4 O appeara on display confirming that the new setting has been accepted in case of option 1 or 2 the C 7 m ouch ey key must be pressed to clear the D ty ecessa or The following modes can be selectedby inputtingone of the num...

Page 16: ...S EXPLODED VIEW AND PARTS LIST CAVITY PARTS 1 34 n 19 8 3 17 1 16 r I 12 t 2 15 I e P 4X12 d ...

Page 17: ... 617 Q80 4882 617 074 4140 617 126 5491 617 181 3135 617 074 4331 617 145 0033 SCR TPG OVL 3X8 CABINET COVER ASS Y NUT HEX CON SW 2X1O CABINET WIRING LABEL DUCT ASStY DUCT THERhlALLIt41TER THERMISTOR ASS Y NUT HEX 8 LIGHT OPENING COVER AIR GUIDE LAMP LAMP SOCKET STIRRER COVER CANOE CLIP NUT HEX 8 SPECIAL WASHER 1O 5X 18X STIRRER COLLER STIRRER FAN STIRRER SHAFT BOSS STIRRER SHAFT TRAY 16 1 1 1 SUS...

Page 18: ...h this sign are supplied with high voltage exceeding 250V Parts marked with this sign have special characteristics importtnt for microwave leakage When raplacing ny of these parts use only manufacturers specified parte ...

Page 19: ... 3548 26 617 145 6639 DESCRIPTION Q TY NUT HEX FLG W SRT 5 RELAY SCR EVR PAN 4X12 NUT HEX FLG W SRT 4 POWER SUPPLY CORDASS Y CORD BUSH BOTTOM BRACKET MAGNETRON 2M247J C THERMAL LIMITER BLOWER COMP CAPACITOR SCR PAhl SU 3X30 MICRO SWITCH LATCH SCR PAN 4X12 LEVER STOPPER LATCH LEVER NUT HEX FLG W SRT 3 MICRO SWITCH DOOR SENSIN LEVER STOPPER LATCH LEVER SCR TPG PAN 3X30 SCR PAN SW 3X20 MICRO SWITCH M...

Page 20: ... Parts marked with this sign are supplied with high voltage exceeding 250V e Patis marked with this sign have special characteristics important for microwave leakage When repfacing any of these pwts use only manufacturers specified parts ...

Page 21: ...HARNESS WITH H V DIODE HARNESS WITH H V DIODE NUT HEX FLG W SRT S HIGH VOLTAGE TRANSFORMER NST C2000SD NUT HEX FLG W SRT 3 Nt ISE FILTER OF 20A 01 6SOMH TDK BAND TERMOINAL BRACKET INSULATION PLATE 6NYLON CONNECTOR SOCKET SCR PAN SW 3X40 CAPACITOR 11 0 1MF 2700PF ERO SOLID RESISTO lM KA l 2W NOISE FILTER HLT 1OMH TERMINAL BASE ASS Y TERMINAL BASE ASS Y CERAMIC RES 2S J 20W MTST ERF 20HMJ2S0 FUSE 2S...

Page 22: ... Al F 1 Y J r v 77 L47Z7 m In m u 2 AL 2l ...

Page 23: ...039 6i7 067 7806 411 071 8701 411 050 7206 617 057 5720 DESCRIPTION Q TY DOOR SASH CAVITY PACKING FERRITE PLASTIC BARRIER PACKING PACKING DOOR MAIN FRAME HINGE ASS Y BOLT HEX C SCT 5X16 CHOKE DIELECTRIC ASS Y PEFORATED SCREEN RETAINING FRAME SCR TRS 4X8 NUT HEX FLG W SRT 4 ARM PIN CAVITY G NUT HEX FLG WtSRT 3 NUT HEX 3 LATCH LEVER ASS Y SHAFT LATCH LEVER DOOR LATCH LATCH LEVER PIN SPLIT 1 OX1O SPR...

Page 24: ... CONTROL PANEL PARTS 1 0 et 1 5 9 10 23 ...

Page 25: ...178 3148 617 143 3708 617 085 9943 617 085 9974 617 130 3797 617 178 3179 DESCRIPTION Q TY CONTROL PANEL SASH KEY BOARD CABITY PACKING CONTROL BASE ASS Y P C B COMP SCR TPG BIN 3X1O CONTROLLER ASS Y KNOB ASS Y SCR FLT 3X6 SCR BIN 3X8 CORRUGATE BOX COMP CORRUGATE BASE COMP BODY CUSHION BED BODY CUSHION BED MENU LABEL OPERATING INSTRUCTIONS PRfNTED MATTER items NotlNustrated 24 A6063S T5 1 1 1 1 1 7...

Page 26: ... J lu 1 1 _ _ t MAGNETRON FRONT P 52 2 a P 11 PFM 1900 I I 120V y J CAVITY LIGHT LSB S104 8P I g_ t 4EEI Q 0 1 TAB2 u 1 0 I a I I H V TRANSFORMER m 0 p CZ m I J r 1 I I I IL A R146 44 MO Y4 x I 5vt3 S103 4P lci4 l 4 R150 R152 339 20K R153 39K C117 0 01 41 50v c116 4P o lIJ 25V O 5V II lC14 2 4 fi R155 R157 339 3 12K R156 lie 10K 01 4 sov 4 4P u R154 47K Q 5V Q159 C122 a I 0 10P s 0 16V 14 CT2 0127...

Page 27: ... sv R161 150K d ii a OK t 3 4 62 lc14 3 4 K 33s 167 150K Rt z 01 1 4 66 lc14 4 4 K 336 ati2 C3402 P 10 10KJ t T3 ZZOP CI06 60V x2 C106 RS I t I o 0 1 0 Ii 0 3 K2 u El E2 E3 FO d J v A F1 F2 Osca Vs Osct TES Tr Vt Vr F a l I 1ss13s 4 I aios T C306S R11O wyaK _j aio3 I I 6P 50v 10K I I I l B D112 i 1 R120 lxn w IAl m m 0 Oa 26 ...

Page 28: ... SANYO Elactric Co Ltd Osak Japan ...

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