Daewoo KOR-63B5 Service Manual
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Daewoo KOR-63B5 Service Manual

Daewoo KOR-63B5 Service Manual

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S/M No. : R63B50A001
Service Manual
Microwave Oven
Model: KOR-63B5
DAEWOO ELECTRONICS CO., LTD.

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Summary of Contents for Daewoo KOR-63B5

  • Page 1 S/M No. : R63B50A001 Service Manual Microwave Oven Model: KOR-63B5 DAEWOO ELECTRONICS CO., LTD.

  • Page 2: Table Of Contents

    1. FOR SAFE OPERATION ..........................2 2. FOR SAFE SERVICE PROCEDURES....................... 2 SPECIFICATIONS ..........................3 EXTERNAL VIEW ..........................4 1. OUTER DIMENSION(KOR-63B5) .................... 4 2. FEATURE DIAGRAM ..........................4 INSTALLATION ..........................5 OPERATIONS AND FUNCTIONS ...................... 6 DISASSEMBLY AND ASSEMBLY ..................... 7 INTERLOCK MECHANISM AND ADJUSTMENT ................

  • Page 3: Safety And Precautions

    SAFETY AND PRECAUTIONS CAUTION This D evice is to be Serviced O nly by P roperly Qualified S ervice P ersonnel. C onsult the Service M anual for P roper S ervice Procedures to A ssure Continued S afety O peration and for P recautions to be Taken to Avoid P ossible E xposure to E xcessive M icrow ave Energy.

  • Page 4: Specifications

    SPECIFICATIONS M O D E L K O R -63B5 P O W E R S U P P LY 120V ~60H z, S IN G LE P H A S E W IT H G R O UN D ING P O W E R M IC RO W AVE 1200W...

  • Page 5: External View

    EXTERNAL VIEW 1. OUTER DIMENSION(KOR-63B5/KOR-86B5) 2. FEATURE DIAGRAM 1. Safety interlock system 2. D oor view ing screen - A llow s view ing of food. The screen is designed so that light can pass through, but not the m icrow ave.

  • Page 6: Installation

    INSTALLATION 1. Steady, flat location This m icrowave oven should be set on a steady, flat surface. 2. Leave space behind and side All air vents should be kept a clearance. If all vents are covered during operation, the oven may overheat and, eventually, cause oven failure.

  • Page 7: Operations And Functions

    (O N /O FF tim e(sec.)) listed below. Variable power setting Approximate Percentage Sym bol O N/OFF time (sec.) of Power Power level KOR-63B5 KOR-86B5 HIG H M A X M A X 30/0 100 % M E D H IG H...

  • Page 8: Disassembly And Assembly

    DISASSEMBLY AND ASSEMBLY Cautions to be observed when trouble shooting Unlike many other appliances, the microwave oven is high-voltage, high-current equipment. It is completely safe during normal operation. However, carelessness in servicing the oven can result in an electric shock or possible danger from a short circuit. You are asked to observe the following precautions carefully.
  • Page 9 DISASSEMBLY AND ASSEMBLY 1. To rem ove cabinet 1) R em ove three screws on cabinet back. 2) P ush the cabinet backw ard. 2. To rem ove door assem bly 1) R em ove a screw w hich secure the stopper hinge top. 2) R em ove the door assem bly from top plate of cavity.
  • Page 10 4. M ethod to reduce the gap betw een the door seal and the oven front surface 1) To reduce gap located on part ‘A’. Loosen a screw on stopper hinge top, and then push the door to contact the door seal to oven front surface. Tighten a screw.
  • Page 11 DISASSEMBLY AND ASSEMBLY 5. To rem ove control panel parts (1) K O R -63B 5 REF.NO PART CO DE PART NAM E DESCR IPTIO N Q’TY REM ARK B 01 3513402690 K N O B V P C AB S X R -401 H -2938 B 02 C O NT R O L-PAN E L AB S A F -345, HFA -700H T...
  • Page 12 DISASSEMBLY AND ASSEMBLY 1) R em ove the screw which secure the control panel, push up tw o snap fits and draw forw ard the control panel assem bly. 2) R em ove the door open lever from the control panel. 3) R em ove tw o screw s w hich secure the tim er assem bly.
  • Page 13 DISASSEMBLY AND ASSEMBLY 8. To remove wind guide assembly. 1) Rem ove a screw which secure the wind guide assem bly. 2) Draw forward the wind guide assem bly. 3) Pull the fan from the m otor shaft. 4) Rem ove two screws which secure the m otor shaded pole. 5) Rem ove the m otor shaded pole.

  • Page 14: Interlock Mechanism And Adjustment

    INTERLOCK MECHANISM AND ADJUSTMENT The door lock m echanism is a device w hich has been specially designed to com pletely elim inate m icrow ave radiation w hen the door is opened during operation, and thus to perfectly prevent the danger resulting from the leakage of m icrow ave. 1.

  • Page 15: Trouble Shooting Guide

    TROUBLE SHOOTING GUIDE Following the procedures below to check if the oven is defective or not 1. C heck grounding before checking trouble. 2. B e careful of the high voltage circuit. 3. D ischarge the high voltage capacitor. 4. W hen checking the continuity of the sw itches, fuse or high voltage transform er, disconnect one lead w ire from these parts and then check continuity w ith the A C plug rem oved.
  • Page 16 TROUBLE SHOOTING GUIDE Does the fan m otor work when you shut the door and turn the timer? YE S Does the oven lam p light? Replace or repair oven lamp, Does the turntable turn? turntable motor. YE S Norm al reading should be approx.

  • Page 17: Measurement And Test

    MEASUREMENT AND TEST 1. MEASUREMENT OF THE MICROWAVE POWER OUTPUT M icrowave output pow er can be checked by indirectly m easuring the tem perature rise of a certain am ount of w ater exposed to the m icrow ave as directed below. PROCEDURE 1.

  • Page 18: Microwave Radiation Test

    MEASUREMENT AND TEST 2. MICROWAVE RADIATION TEST WARNING M ake sure to check the m icrow ave leakage before and after repair of adjustm ent. A lw ays start m easuring of an unknow n field to assure safety for operating personnel from m icrow ave energy. D o not place your hands into any suspected m icrow ave radiation field unless the safe density level is known.

  • Page 19: Component Test Procedure

    MEASUREMENT AND TEST 3. COMPONENT TEST PROCEDURE H igh voltage is present at the high voltage term inal of the high voltage transform er during any cooking cycle. It is neither necessary nor advisable to attem pt m easurem ent of the high voltage. B efore touching any oven com ponents or w iring, alw ays unplug the oven from its pow er source and discharge the capacitor.

  • Page 20: Wiring Diagram

    WIRING DIAGRAM...

  • Page 21: Exploded View And Parts List

    EXPLODED VIEW AND PARTS LIST 1. DOOR ASSEMBLY Refer to Disassem bly and assem bly. 2. CONTROL PANEL ASSEMBLY Refer to Disassem bly and assem bly. 3. TOTAL ASSEMBLY...
  • Page 22 EXPLODED VIEW AND PARTS LIST 1) KOR-63B50A PART CODE PART NAME DESCRIPTION Q ’TY REMARK A 00 3511710330 D O O R A S K O R -63B50S B 00 3516721410 C O N TR O L-PA NE L A S K O R -63B50A F 01 3510801310...
  • Page 23 EXPLODED VIEW AND PARTS LIST PART CODE PART NAME DESCRIPTION Q ’TY REMARK F 31 4415A17352 S W M IC R O V P-533A -O F S PN O #187 200G F 32 3513702600 LE V E R LO C K P O M F 33 3513811700...

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