Sanyo EM-F3400SW Service Manual
Sanyo EM-F3400SW Service Manual

Sanyo EM-F3400SW Service Manual

Sanyo microwave oven service manual
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SER
SERVICE MANUAL
SER
VICE MANUAL
VICE MANUAL
VICE MANUAL
SER
SER
VICE MANUAL
PRECAUTIONS TO BE OBSERVED BEFORE AND DURING
SERVICING TO AVOID POSSIBLE EXPOSURE TO
(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 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.
(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.
(e) A microwave leakage check to verify compliance with the Federal performance standard should be performed
on each oven prior to release to the owner.
Micr
Micr

Microwave Oven

Micr
Micr
W W W W W ARNING TO SER
ARNING TO SER
ARNING TO SER
ARNING TO SER
ARNING TO SERVICE TECHNICIANS

EXCESSIVE MICROWAVE ENERGY

owave Oven
owave Oven
owave Oven
owave Oven
Pr Pr Pr Pr Product Code No.
oduct Code No.
oduct Code No.
oduct Code No.
oduct Code No.
CAUTION
CAUTION
CAUTION
CAUTION
CAUTION
VICE TECHNICIANS
VICE TECHNICIANS
VICE TECHNICIANS
VICE TECHNICIANS
File No :
File No :
File No :
File No :
File No :
EM-F3400SW
EM-F3400SW
EM-F3400SW
EM-F3400SW
EM-F3400SW
437 450 57
437 450 57
437 450 57
437 450 57
437 450 57
REFERENCE NO. SM-860304
(U.S.A.)
(U.S.A.)
(U.S.A.)
(U.S.A.)
(U.S.A.)

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Summary of Contents for Sanyo EM-F3400SW

  • Page 1: Microwave Oven

    CAUTION CAUTION VICE TECHNICIANS VICE TECHNICIANS VICE TECHNICIANS VICE TECHNICIANS File No : File No : File No : File No : File No : EM-F3400SW EM-F3400SW EM-F3400SW EM-F3400SW EM-F3400SW (U.S.A.) (U.S.A.) (U.S.A.) (U.S.A.) (U.S.A.) 437 450 57 437 450 57...
  • Page 2 If a microwave oven is found to operate with the door open, report to Dept. of Service, the manufacturer and CDRH* that...
  • Page 3 SERVICE VICE VICE PERSONNEL. PERSONNEL. 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 NOTE NOTE NOTE NOTE NARDA 8100, 8200 or the equivalent.
  • Page 4 Rated Power Consumption .. 1480W. Microwave Output ... 1050W. Frequency ... 2,450MHz±50MHz. Power Supply ... 120V±12V, 60Hz. Rated Current ... 12.9 Amp. Safety Devices ... Thermal Fuse open at 332°F (167°C) for Cavity. Thermal Protector open at 252°F (122°C) for Magnetron. Fuse (Cartridge Type 20A) Primary Interlock Switch, Door Sensing Switch and...
  • Page 5: Circuit Diagram

    • • • - 3 - Figure 2 Figure 2 Figure 2 Figure 2 Figure 2 • •...
  • Page 6: Test Procedures And Troubleshooting

    6. TEST PROCEDURES AND TROUBLESHOOTING 6. TEST PROCEDURES AND TROUBLESHOOTING 6. TEST PROCEDURES AND TROUBLESHOOTING 6. TEST PROCEDURES AND TROUBLESHOOTING 6. TEST PROCEDURES AND TROUBLESHOOTING CAUTION CAUTION CAUTION CAUTION CAUTION - DISCONNECT THE POWER SUPPL - DISCONNECT THE POWER SUPPL - DISCONNECT THE POWER SUPPL - DISCONNECT THE POWER SUPPLY CORD FROM - DISCONNECT THE POWER SUPPL...
  • Page 7 COMPONENT COMPONENT COMPONENT COMPONENT COMPONENT Measure the resistance : Across two terminals with an Ohm-Meter on highest scale. HIGH-VOLTAGE CAPACITOR including BLEEDER RESISTOR Ohm-Meter Ohm-Meter Ohm-Meter Ohm-Meter Ohm-Meter Measure the resistance : Across two terminals with an Ohm-Meter on R x 10,000 scale. HIGH-VOLTAGE DIODE Measure the voltage : Between test point TP-1,...
  • Page 8 COMPONENT COMPONENT COMPONENT COMPONENT COMPONENT Measure the resistance between terminals of FPC connector after removing it from S101. (Figure 9). TOUCH KEY BOARD - When reconnecting the FPC connector, make sure the holes on the connector are properly inserted in hooks of the plastic fastener in S101. TOTAL DEFROST PIZZA...
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  • Page 12 - 10 -...
  • Page 13 7 . 7 . 7 . 7 . 7 . DISASSEMBL DISASSEMBL DISASSEMBL DISASSEMBLY INSTRUCTIONS Y INSTRUCTIONS Y INSTRUCTIONS Y INSTRUCTIONS DISASSEMBL Y INSTRUCTIONS • • • • • OVEN MUST BE DISCONNECTED FROM ELECTRICAL OVEN MUST BE DISCONNECTED FROM ELECTRICAL OVEN MUST BE DISCONNECTED FROM ELECTRICAL OVEN MUST BE DISCONNECTED FROM ELECTRICAL OVEN MUST BE DISCONNECTED FROM ELECTRICAL...
  • Page 14 When removing the magnetron from 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. Make sure that the contact face of the magnetron gasket is free from any damage or deformation.
  • Page 15 Remove the 20A fuse with a screwdriver. NOTE NOTE NOTE NOTE NOTE When replacing the 20A fuse, be sure to use an exact repair part. If 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 “CHECKOUT PROCEDURE...
  • Page 16: Removing Door

    (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. NOTE NOTE NOTE NOTE NOTE - After replacing the door, be sure to check that the primary interlock switch, the door sensing switch and the interlock monitor switch operate normally.
  • Page 17 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 (***). Part No. Description 617 228 8321 Cabinet 411 082 5201 SCR TPG TRS 4 x 10 Z1...
  • Page 18 SWITCHES AND MICROWAVE 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 (***). Part No. Description 411 082 5201 SCR TPG TRS 4 x 10 Z1 617 229 9020 H.V Transformer,*** N6T-P410 617 199 8283...
  • Page 19: Door Parts

    DOOR 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 (***). Part No. Description 617 229 2403 Door Cover*** 617 181 4170 Door Panel***...
  • Page 20: Control Panel Parts

    CONTROL PANEL 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 (***). Part No. Description 617 230 7787 Control Sheet*** (Also order Touch Key Board when replacing Control Sheet)
  • Page 21: Control Circuit Board

    CONTROL CIRCUIT BOARD CONTROL CIRCUIT BOARD CONTROL CIRCUIT BOARD CONTROL CIRCUIT BOARD CONTROL CIRCUIT BOARD (Part No. 617 230 2324 617 230 2324 617 230 2324 617 230 2324 617 230 2324) - 19 -...
  • Page 22 CONTROL CIRCUIT BOARD CONTROL CIRCUIT BOARD CONTROL CIRCUIT BOARD CONTROL CIRCUIT BOARD CONTROL CIRCUIT BOARD (Part No. 617 230 2324 617 230 2324) 617 230 2324 617 230 2324 617 230 2324 Key No. Order Part No. Description INTEGRATED CIRCUIT IC11 409 468 0209 IC LM8847B-1A43.
  • Page 23 9 . 9 . 9 . 9 . 9 . OVERALL CIRCUIT DIAGRAM OVERALL CIRCUIT DIAGRAM OVERALL CIRCUIT DIAGRAM OVERALL CIRCUIT DIAGRAM OVERALL CIRCUIT DIAGRAM - 21 -...

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