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  5. Service Manual

Daewoo KOR-63B50S Service Manual

Manual is about: Microwave Oven KOR-63B50S; KOR-86B50S

Summary of KOR-63B50S

  • Page 1

    Service manual microwave oven model: kor-63b50s kor-86b50s daewoo electronics co., ltd. S/m no. : r63b50s001 http://svc.Dwe.Co.Kr.

  • Page 2

    Safety and precautions ........................................................................................................ 2 1. For safe operation ............................................................................................................. 2 2. For safe service procedures ........

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    Safety and precautions 1. For safe operation d am age that allow s the m icrow ave energy (that cooks or heats the food) to escape w ill result in poor cooking and m ay cause serious bodily injury to the operator. If a n y o f t h e f o llo w in g co n d it io n s e x is t, o p e rato r m u s t n o ...

  • Page 4

    Specifications • s p e cif ic at io n s a r e s u b je c t to c ha n g e w it ho u t n o t ice . M o d e l k o r -63b5 k o r -86b 5 p o w e r s u p p ly 230v ~ 50h z, s in g le ph a s e w it h e a r t h in g p o w e r c o n s u m pt io n m ic r o w ave 1200w 1350w g r ill c o m b in at io n m ic r o...

  • Page 5

    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. T he screen is designed so that light can pass through, but not the m icrow ave. 3. D oor hook - w hen the door is closed, it w ill autom atically s...

  • Page 6

    Earthing instructions installation 1. Steady, flat location t his m icrow ave oven should be set on a steady, flat surface. T his m icrow ave oven is designed for counter top use only. 2. Leave space behind and side a ll air vents should be kept a clearance. If all vents are covered during operation...

  • Page 7

    1. C onnect the m ain lead to an electrical outlet. 2. A fter placing the food in a suitable container, open the oven door and put it on the glass tray. T he glass tray m ust alw ays be in place during cooking. 3. C lose the door securely. 4. C hoose cooking pow er level by setting v.P.C knob to the...

  • Page 8

    Disassembly and assembly cautions to be observed when trouble shooting u nlike m any other appliances, the m icrow ave oven is high-voltage, high-current equipm ent. It is com pletely safe during norm al operation. H ow ever, carelessness in servicing the oven can result in an electric shock or poss...

  • 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. 3) r everse the above for reassem bl...

  • Page 10

    Disassembly and assembly (2) k or -86b 50s 1) r em ove the gasket door from door plate. 2) r em ove the barrier screen inner from door plate. 3) r em ove the door fram e from door plate. 4) r em ove the stopper hinge top from door plate. 5) r em ove the spring and the hook. 6) r em ove the supporter...

  • Page 11

    Disassembly and assembly 5. To rem ove control panel parts (1) k or -63b 50s (2) k or -86b 50s 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 1 b 02 3516709870 c o nt r o l-pan e l ab s x r -401 1 b 03 3515101600 s p r in g f lat su s 301 t 0.5 1 ...

  • 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. 4) r em ove the tim er assem bly. ...

  • Page 13

    Disassembly and assembly 8. To rem ove w ind guide assem bly 1) r em ove a screw for earthing. 2) r em ove the noise filter from the w ind guide. 3) r em ove a screw w hich secure the w ind guide assem bly. 4) d raw forw ard the w ind guide assem bly. 5) p ull the fan from the m otor shaft. 6) r em ...

  • Page 14

    Interlock mechanism and adjustment t he 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. Prim ary inter...

  • Page 15

    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 tr...

  • Page 16

    Trouble shooting guide d oes the fan m otor w ork w hen you shut the door and turn the tim er? Does the oven lam p light? Does the turntable turn? R eplace or repair oven lam p, turntable m otor. If m icrow ave do not oscillate, check continuity of filam ent of m agnetron. N orm al reading should be...

  • Page 17

    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. M icrow ave pow er output m easurem ent is m ade w it the...

  • Page 18

    Measurement and test 2. Microwave radiation test procedure 1. P repare m icrow ave e nergy s urvey m eter, 600cc glass beaker, and glass therm om eter 100° c (212° f ). 2. P our 275cc ± 15cc of tap w ater initially at 20 ± 5 ° c (68 ± 9° f ) in the 600 cc glass beaker w ith an inside diam eter of ap...

  • Page 19

    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, al...

  • Page 20

    Wiring diagram.

  • Page 21

    Exploded view and parts list 1. Door assembly refer to disassembly and assembly. 2. Control panel assembly refer to disassembly and assembly. 3. Total assembly.

  • Page 22

    Exploded view and parts list (1) kor-63b50s ref. No. Part code part name description supply remark a 00 3511710330 d o o r a s k o r -63b50s o b 00 3516719620 c o n tr o l-pa ne l a s k o r -63b50s o f 01 3 5 1 0 8 01 3 1 0 c a b in e t p c m t 0.6 g e o f 02 7112401011 s c r ew ta p p in g t 1 t r ...

  • Page 23

    F 30 3515201101 s to p p e r h in g e *u s c p -1 t 2.5 o f 31 7122401211 s c r ew ta p p in g t 2s t r s 4x 12 m f z n o f 32 3518570400 s w it c h s /a r e lay d w s r -1 o f 33 4415a17352 s w m ic r o v p-533a -o f s pn o #187 200g o f 34 4415a66910 s w m ic r o v p-531a -o f /s zm -v 16-fa -61 o...

  • Page 24

    Exploded view and parts list 2) kor-86b50s ref. No. Part code part name description supply remark a 00 3511710710 d o o r a s k o r -86b50s o b 00 3516720520 c o n tr o l-pa ne l a s k o r -86b50s o f 01 3 5 1 0 8 01 4 3 0 c a b in e t p c m t 0.6 g e o f 02 7112401011 s c r ew ta p p in g t 1 t r s...

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    F 30 3515201101 s to p p e r h in g e *u s c p -1 t 2.5 o f 31 7122401211 s c r ew ta p p in g t 2s t r s 4x 12 m f z n o f 32 3518570400 s w it c h s /a r e lay d w s r -1 o f 33 4415a17352 s w m ic r o v p-533a -o f s pn o #187 200g o f 34 4415a66910 s w m ic r o v p-531a -o f /s zm -v 16-fa -61 o...