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SERVICE MANUAL                MICROWAVE OVEN WITH EM-

SL100NUK

 

CONVECTION AND GRILL 

 FOREWORD

Read this manual carefully, especially precaution on microwave energy, and follow the procedure
strictly. Careless servicing and testing may expose yourself to the microwave energy leakage.   

FILE No.

 

EM-

SL100N

UK

    

  

      1-437-602-36

PRECAUTIONS

PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID
POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY

(a) Do not operate or allow the oven to be operated with the door open.
(b) Make the following safety checks on all ovens to be serviced before activating the magnetron or 

other microwave source, and make repairs if 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.

(c) 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.  

(d) 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.  

Product Code No.

Summary of Contents for EM-SL100NUK

Page 1: ...efore activating the magnetron or other microwave source and make repairs if 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 c Before turning on microwave power for any service test or inspection within the microwave generating compartments check the magnetr...

Page 2: ...curely locked 3 Tighten the lever stopper screws securely 4 Make sure the interlock monitor is closed after the primary interlock switch opens when the door is opened very slowly according to CHECKOUT PROCEDURE FOR SWITCHES on page 9 5 Make sure the interlock monitor is open before the primary interlock and secondary interlock switches close when the door is closed very slowly according to CHECKOU...

Page 3: ...LOWING PRECAUTIONS MUST BE TAKEN BEFORE SERVICING 1 Before the power is applied a Open and close door several times to make sure the primary interlock switch the door sensing switch and the interlock monitor switch operate properly Listen for the clicking sound from switches Make sure the interlock monitor switch is closed after the primary interlock switch is opened when the door is opened See pa...

Page 4: ...chen Timer 5 Auto Defrost 6 Time adjust for Auto Defrost and Direct Access 7 Grill only 8 Convection Temp only 9 Microwave Power 10 Slow Cook 11 Dual Cook 1 Convection Micro 2 Convection Grill 3 Micro Grill 12 Quick Start 13 Clear Stop 14 Start 15 Time and Weight set Figure 2 Notes A beep tone sounds when a pad on the control panel is touched to indicate a setting has been entered When setting the...

Page 5: ...g7 5hf gN hfJ f L 3 H e N W Hh 1 he g g he L W 1h L hf I4 X W 0Y e hf hf 1 f V Y heJ 1 hf f 7 g 1 heJ g he N he3 1 he J 5 f g g Hhf g hf7 f 3 1 W2 N g h he g g L hf f he 1 7 L g 1 3 3 1 hf J I4 1 W M e 3 hf hf3 e J V4 0Y Lh O hf f g3 Lh W g he 3 5heN Lhe 7 H f g g he J g Lhe J f N L he W 5g h he g g3 1 he J f he 3 3 hf W26X hJ MI Xg 3 hf W2 e L N N hf 7 I W Y 5 e N L he hfN Le 7 5 5 3 K f O2 hf f ...

Page 6: ...gnetron is operating correctly and producing any other power setting apart from full power 7 TEST PROCEDURES AND TROUBLESHOOTING CAUTION DISCONNECT THE POWER SUPPLY CORD FROM THE WALL OUTLET WHENEVER REMOVING THE CABINET FROM THE UNIT PROCEED WITH THE TESTS ONLY AFTER DISCHARGING THE HIGH VOLTAGE CAPACITOR AND REMOVING THE LEAD WIRES FROM THE PRIMARY WINDING OF THE HIGH VOLTAGE TRANSFORMER See Fig...

Page 7: ...tes several ohms and gradually returns to 10 Meg ohm Abnormal reading Indicates continuity or 10MΩ from the beginning Measure the resistance Across two terminals with an Normal reading ohm meter on its highest scale Indicates over 10MΩ 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 meters may show ...

Page 8: ...ading Approximately 300 ohms Normal Reading Approximately 180 ohms Normal Reading Approximately 16K ohms Measure the resistance After removing the lead wires from the convection heater with an ohm meter on R x 1 scale Measure the resistance After removing the lead wires from the grill heater with an ohm meter on R x 1 scale Measure the resistance After removing the lead wires from the blower motor...

Page 9: ...of FPC connector after removing it from S101 See Figure 11 NOTE When reconnecting the FPC connector make sure the holes on the connector are properly inserted in hooks of the plastic fastener in S101 MATRIX CIRCUIT FOR TOUCH KEYBOARD FPC CONNECTOR TOUCH KEY BOARD TERMINALS OF FPC CONNECTOR Figure 11 When When not Resistance touched touched Value Less than More than 1K Ohms 1 MEG Ω When checking th...

Page 10: ...es connecting an ohm meter to its terminals Primary Interlock Door Sensing Connect an ohm meters leads to terminals COM and NO of switch Interlock monitor Connect an ohm meters leads to terminals COM and NC of switch CAUTION After checking the switches make sure that the interlock monitor switch is properly connected according to the CIRCUIT DIAGRAM on page 4 9 ...

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Page 17: ...make sure that its dome does not hit any adjacent parts or it may be damaged After replacing the magnetron be sure to check the microwave energy leakage with a leakage detector and confirm the leakage is below 5 mW cm2 D REMOVING FUSE A Remove the 8A fuse with a screwdriver When replacing the 8A fuse be sure to use an exact repair part 423 027 8802 If the 8A fuse blows immediately check the primar...

Page 18: ... release the hooks one by one 4 To detach the glass door panel insert a thin flat blade screwdriver between the door panel and door cover and release the clips one by one NOTES The choke dielectric the glass door panel and the door cover may be damaged when they are removed When re installing them replace them with new ones if they are damaged After installing the door in place check for microwave...

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Page 20: ...cket 1 9 MO S0587 Lamp 1 10 MO S1236 Damper Switch 1 11 617 177 3408 Lamp BCT 1 12 617 177 3309 Cam 1 13 617 177 3293 Damper 1 EM SL100N Key Part No Description Q ty No 14 617 179 0771 Damper Bct 1 15 617 179 0757 Shaft 1 16 617 177 3149 Lamp Plate 1 17 617 177 3460 Cook Net 1 18 617 175 6678 Cook Net 1 19 411 156 5601 SCR TPG PAN F S 4x10 3 20 411 156 5502 SCR S TPG PAN F S 1 21 411 001 6005 SCR ...

Page 21: ... 5 g 7 Y g J H g 7 5 g J H g 7 5 g Y g J H g 7 g J 5 g 7 H g J 5 g 7 H g g he g J he g 7 he g J 5 he g 7 Y he g 0M e Yhf g H hf g 5 g H g 5 g Y g hf g 5hf g Yhf g Y hf g Y g Y g H g J 5 g 7 Y g Y g H g J 5 g 7 Y g Y g H g J 5 g 7 Y g 0Y g g g g g g g g g g g g g g g g g g J g 7 g J 5 g 7 Y g J H g 7 5 g J H g 7 5 g Y g J H g 7 g J 5 g 7 H g J 5 g 7 H g g he g J he g 7 he g J 5 he g 7 Y he g 0M e Y...

Page 22: ... Y f Y f H f J 5 f 7 Y f Y f H f J 5 f 7 Y f 0Y f f f f f f f f 2 4 7 5 8 3 6 MICROWAVE PARTS Key Part No Description Q ty No 1 617 221 1541 Bottom Plate 1 2 42528386S19700 Transformer 1 3 617 225 1721 Special Screw 2 4 Gear Motor Cover 1 5 617 144 5435 Foot Cushion Assembly 4 6 617 166 7493 Bottom Hinge 1 7 411 156 5502 SCR S TPG PAN F S 4x10 1 8 617 102 7495 Special Screw 2 9 617 204 6606 Specia...

Page 23: ...crew Door Ass y Silver DECORATION PLATE UP DECORATION PLATE LOW Special Screw Choke Di electric Door Panel Door Latch Door Cover Silver Door Glass Door Main Frame Hinge Ass y 617 135 8285 411 071 9104 MO A0859 MO M1250 MO M1251 MO D2447 MO D2450 617 136 3890 617 103 8934 617 102 7495 617 135 6243 617 136 3913 617 139 9530 Description ...

Page 24: ...lustrated 23 MO P5779 Inst Manual Description Spring 411 064 2709 SCR TPG BIN 3x14 411 064 6608 SCR TPG BIN 3x8 617 220 8305 Corrugate Box MO D2448 Control Base Silver MO D2449 Handle Lever Silver MO M1248 Handle Lever Cover 617 135 8407 Latch Lever 617 188 3329 PCB Complete 411 156 5502 SCR S TPG PAN F S MO S1216 Keyboard MO D2451 Control Plate Silver ...

Page 25: ...10 CONTROL CIRCUIT BOARD EM SL100N 24 Model Version Spares No RL7 M Processor EM SL100N UK 617 218 9789 No LM 8838 ...

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Page 27: ... All the information that appears in this service manual was correct at the time of production SANYO Electric Manufacturing reserves the right to make changes to parts or processes in order to maintain their policy of continuing improvement ...

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