Sanyo EM-V3410WS Скачать руководство пользователя страница 24

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FEBRUARY 2001. Printed in Singapore

SANYO Electric Co., Ltd.

Osaka, Japan.

Содержание EM-V3410WS

Страница 1: ... 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 r...

Страница 2: ... I N G ADJUSTMENT OF THE INTERLOCK SWITCHES SHOULD BE MADE ONLY BY AUTHORIZED SERVICE PERSONNEL 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 and pull backward until there is about zero gap between the Latch Lever and switch body on the Prima...

Страница 3: ...CAUTIONS AND REPAIR SERVICE TIPS PRELIMINARY A SINCE NEARLY 4 000 VOLTS EXISTS IN SOME CIR CUITS OF THIS MICROWAVE OVEN REPAIRS SHOULD BE CARRIED OUT WITH GREAT CARE B TO AVOID POSSIBLE EXPOSURE TO MICROWAVE ENERGY LEAKAGE THE FOLLOWING 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 Interloc...

Страница 4: ...S E D A M H C T I W S Y R A M I R P K C O L R E T N I H C T I W S K C O L R E T N I R O T I N O M H C T I W S R O O D G N I S N E S H C T I W S 2 Y A L E R D N O C T I N O I M O C M O C M O C M O C O N C N O N O N N E P O R O O D E S O L C R O O D Figure 2 ...

Страница 5: ...ary winding Approximately 97 2 Ohms 2 Measure the resistance Normal readings With an Ohm Meter on highest scale a Primary winding to ground Infinite Ohms b Filament winding to ground Infinite Ohms Note Remove varnish of measured point Filament Windings Primary Windings Secondary Windings 6 TEST PROCEDURES AND TROUBLESHOOTING CAUTION DISCONNECT THE POWER SUPPLY CORD FROM THE WALL OUTLET WHENEVER RE...

Страница 6: ...eter current to pass through the High Voltage Diode Abnormal reading Indicates continuity or infinite Ohms in both directions Measure the resistance Across two terminals Normal reading with an Ohm Meter on highest scale Indicates infinite Ohms in both directions Abnormal reading Indicates continuity in both directions or continuity in one direction and infinite Ohms in reversed direction Measure t...

Страница 7: ...ter TERMINALS OF FPC CONNECTOR CHECKOUT PROCEDURE FOR SWITCHES Disconnect the lead wires from the switches and check for the continuity of the switches by connecting an Ohm Meter to its terminals SWITCHES CHECKOUT PROCEDURE DOOR OPEN DOOR CLOSED See Figure 1 on page 1 Primary Interlock Terminals COM and NO Door Sensing Interlock Monitor Terminals COM and NC CAUTION After checking the switches make...

Страница 8: ...or OFF Replace Touch Key Board Normal Touch Key Board Normal Control Circuit Board Replace Control Circuit Board Voltage incorrect Check power supply voltage on Control Circuit Board See page 5 Each voltage OK Touch Key Board Check resistance of Touch Key Board See page 6 240 volts Check 240 VAC power supply of connector S1 between Pin 1 and Pin 3 after removing Connector S1 from Control Circuit B...

Страница 9: ... continuity Runs Runs Check continuity of Connector S102 between Pins BK and BL with the door closed after removing Connector S102 from Control Circuit Board 2 PROBLEM Cooking operation will not start Door Sensing Switch Poor contact Contact OK Correct seating Normal contact Adjust or replace Door Sensing Switch See page 1 PROBLEM 3 a Runs CHECK 1 Power Supply to Oven 2 Primary Interlock Switch 3 ...

Страница 10: ...ce Magnetron Normal Magnetron Defective H V Capacitor or H V Diode Replace H V Capacitor or H V Diode Normal H V Capacitor or H V Diode Normal operation Replace Thermal Protector for Magnetron or Thermal Protector for Cavity Normal Thermal Protector for Magnetron or Thermal Protector for Cavity Temporarily short across terminals of Thermal Protector for Magnetron or Thermal Protector for Cavity by...

Страница 11: ... primary winding of H V Transformer after removing the wire leads from terminals of H V Transformer Runs 6 PROBLEM No buzzing by touching keys and at the end of cooking 240V Replace Control Circuit Board Normal Control Circuit Board Runs Check normal operation of Control Circuit Board Replace Control Circuit Board Normal Control Circuit Board Voltage cycles On and Off a a 10 No problem Measure wat...

Страница 12: ... 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 A REMOVING DOOR SENSING SWITCH Figures 1 on page 1 11 a 1 Disconnect all wire leads from the Door Sensing Switch Figure 1 on page 1 2 R...

Страница 13: ...roper 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 place and the Magnetron Gasket is in contact with the mounting rim evenly 4 While holding the Magnetron under this condition tighte...

Страница 14: ...ode or Magnetron F REMOVING POWER AND CONTROL CIRCUIT BOARD See exploded view on page 18 and Figure 14 1 Remove the Connector S1 S102 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 S101 while grasping up both lever ends of the plastic fastener 4 Remove 2 screws se...

Страница 15: ...oor Sensing Switch and the Interlock Monitor Switch operate normally See page 1 After replacing the Door check for microwave energy leakage with a leakage detector Microwave energy leakage must be below the limit of 5mW cm2 to allow for measurement uncertainty I DISASSEMBLING DOOR Figure 16 1 Insert a thin flat blade screwdriver between the Choke Dielectric and the Door Main Frame and lift up the ...

Страница 16: ... Bolt Hex SW W 5 x 14 Z1 2 12 617 223 3116 Hinge Lower 1 15 8 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 A TRIPLE ASTERISK Key Part No Description Q ty No 13 411 089 2500 Washer F5 x 10 x 0 8 1 14 617 120 8481 Insulation Sheet 1 15...

Страница 17: ...No 1 411 082 5201 SCR TPG TRS 4 x 10 Z1 9 2 617 208 0260 H V Transformer YS X670SAP 1 3 617 228 7058 Stay Cavity Magnetron 1 4 411 006 6604 SCR TPG PAN 3 x 6 Z1 1 5 617 124 1235 Thermostat Magnetron 122o C 1 6 415 002 6101 Magnetron 2M219H B A 1 7 423 022 7503 Fuse 250V 8A 1 8 617 213 3416 P C B 1 9 617 208 0406 Lead Wire Ass y including Diode 1 10 617 162 1990 Blower Base 1 11 617 237 3188 H V Ca...

Страница 18: ...er V3410WW 1 1 617 229 6234 Door Cover V3410WS 1 2 617 228 0783 Door Panel V3410WW 1 2 617 229 6418 Door Panel V3410WS 1 3 617 228 7591 Door Main Frame V3410WW 1 Also order Door Sheet when replacing Door Main Frame 3 617 229 6227 Door Main Frame V3410WS 1 Also order Door Sheet when replacing Door Main Frame 17 DOOR PARTS ALL SERVICE ON MICROWAVE OVENS SHOULD BE PERFORMED BY A QUALIFIED TECHNICIAN ...

Страница 19: ...y Part No Description Q ty No 4 617 228 0752 Control Base 1 5 411 160 6205 SCR TPG TRS SRT 4 x 10 Z1 1 6 617 237 4116 Power Control Circuit Board 1 7 411 129 5805 SCR TPG BIN 3 x 10 Z1 2 8 617 080 9559 Spring Door Release Lever 1 9 617 235 7072 Door Release Lever V3410WW 1 9 617 229 6302 Door Release Lever V3410WS 1 Key Part No Description Q ty No 1 617 239 7924 Control Sheet V3410WW 1 Also order ...

Страница 20: ... 19 CONTROL CIRCUIT BOARD Part No 617 237 4116 47100 ...

Страница 21: ...2 5744 Noise Filter 2 LCD1 617 235 9120 Control Plate 1 LCD 617 237 3430 LCD 1 LCD1 617 235 9090 Part Base 1 LCD1 617 243 8672 Part Base 1 J11 15 617 079 4299 Jumper 6 50 J101 108 617 079 4237 Jumper 9 110 KeyNo OrderPartNo Description Q ty INTEGRATEDCIRCUIT IC11 409 493 2100 ICLM8905 323FP 1 TRANSISTORS Q903 405 141 5608 DTC114YKA T146K 1 Q901 405 138 8506 TR FMA9A 1 Q104 405 011 8401 2SC1740S Q ...

Страница 22: ... 21 9 OVERALL CIRCUIT DIAGRAM ...

Страница 23: ......

Страница 24: ...FEBRUARY 2001 Printed in Singapore SANYO Electric Co Ltd Osaka Japan ...

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