Daewoo KOR-8CBB5W Service Manual Download

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Service Manual

Microwave Oven

Model: KOR-8CBB5W

S/M No. :

Mar. 2010

✔

Caution

: In this Manual, some parts can be changed for improving,

their performance without notice in the parts list. So, if you
need the latest parts information, please refer to PPL(Parts
Price List) in Service Information Center (http://svc.dwe.co.kr).

R8CBB5W001

Summary of Contents for KOR-8CBB5W

Page 1: ...010 Caution In this Manual some parts can be changed for improving their performance without notice in the parts list So if you need the latest parts information please refer to PPL Parts Price List i...

Page 2: ...ck 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 microw...

Page 3: ...ified oven unit is found to servicing a microwave emission check should be performed prior to servicing the oven a inform the manufacturer importer or assembler b repair the unit at no cost to the own...

Page 4: ...HING MICROWAVE 1200W POWER CONSUMPTION GRILL COMBINATION MICROWAVE ENERGY OUTPUT 800W MICROWAVE FREQUENCY 2450MHz OUTSIDE DIMENSIONS W X H X D 465 x 287 x 364 mm CAVITY DIMENSIONS W X H X D 298 x 230...

Page 5: ...4 EXTERNAL VIEW 1 OUTER DIMENSION...

Page 6: ...SAFETY INTERLOCK SYSTEM 6 6 CONTROL PANEL 7 7 SPATTER SHIELD Protects the microwave outlet from splashes of cooking foods 8 8 COUPLER This fits over the shaft in the center of the oven cavity floor T...

Page 7: ...ies of food 4 UP Used to add time to cooking 5 DOWN Used to decrease time to cooking 6 CLOCK Used to set clock 7 DEFROST Used to defrost foods for time 8 POWER Used to set power level 9 TIME SET PAD U...

Page 8: ...pe which if damaged must be repaired with cable of same type Such a cable can be purchased from DAEWOO and must be installed by a qualified person 6 Examine the oven after unpacking for any damage suc...

Page 9: ...the oven is plugged in 9 Time clock returns to the present time when the cooking time ends 10 When the STOP CLEAR pad is touched during the oven operation the oven stops cooking and all information re...

Page 10: ...ir work 2 Warning about the electric charge in the high voltage capacitor For about 30 seconds after the operation stopped and electric charge remains in the high voltage capacitor When replacing or c...

Page 11: ...ard 2 To remove door assembly 1 Remove two screws which secure the stopper hinge top 2 Remove the door assembly from top plate of cavity 3 Reverse the above for reassembly NOTE After replacing the doo...

Page 12: ...KOR 6C0B5S 1 A05 3517002800 BARRIER SCREEN I POLYESTER T0 1 1 A06 3512300210 GASKET DOOR PP 1 A07 3513100750 HOOK POM 1 A08 3515102000 SPRING HOOK PW1 1 1 Remove the gasket door from door painting as...

Page 13: ...nge top and then push the door to contact the door seal to oven front surface Tighten two screws 2 To reduce gap located on part B Loosen two screws on stopper hinge under and then push the door to co...

Page 14: ...0 59 1 B04 7122401211 SCREW TAPPING T2S TRS 4X12 MFZN 4 1 Remove the screw which secure the control panel push up two snap fits and draw forward the control panel assembly 2 Remove four screws which s...

Page 15: ...1 Remove a screw which secure the magnetron 2 Remove the magnetron 3 Reverse the above steps for reassembly NOTE Never install the magnetron without the metallic gasket plate which is packed with each...

Page 16: ...ssembly 4 Draw forward the wind guide assembly 5 Pull the fan from the motor shaft 6 Remove two screws which secure the motor shaded pole 7 Remove the motor shaded pole 8 Reverse the above steps for r...

Page 17: ...hook pushes the lock lever downward The lock lever presses the button of the interlock monitor switch to bring it under NO condition and presses the button of the secondary interlock switch to bring i...

Page 18: ...e again blows Replace Disconnect high voltage fuse and operate the unit Continuity Check continuity of both primary and secondary interlock switch with door colosed Malfunction of interlock switch Con...

Page 19: ...terlock switch RESULT No Continuity CAUSE REMEDY Adjust or replace Turn table motor and oven lamp do not turn on Check continuity of secondary interlock switch Malfunction of sec ondary interlock swit...

Page 20: ...on Defective high voltage rectifier Replace Connect megger leads to mag netron terminal and magnetron body Continuity Defective mag netron Replace Check resistance of primary and secondary coil of hig...

Page 21: ...ile counting down 9 Display counts down noticeably too fast while cooking 10 Display does not show the time of day when the STOP CLEAR button is pushed in case of setting the present time 11 Oven lamp...

Page 22: ...essel the load is immediately placed on the center of the shelf which is in the lowest normal position 4 Microwave power is switched on 5 Heating time should be exactly A seconds Refer to table as fol...

Page 23: ...binet door seem door viewing screen the exhaust air vents and the suction air vents 3 Measuring should be in a counter clockwise direction at a rate of 1 in sec If the leakage of the cabinet door is u...

Page 24: ...er set on the highest resistance scale measure the resistance across the diode terminals Reverse the meter leads and again observe the resistance reading Meter with 6V 9V or higher voltage batteries s...

Page 25: ...24 WIRING DIAGRAM...

Page 26: ...6 NOTE Each measure point must be measured with GND point NOTE 1 Refer to Circuit Diagram point 4 2 Secondary side voltage of the low voltage transformer changes in proportion to fluctuation of power...

Page 27: ...26 Measure Point MP1 MP2 GND...

Page 28: ...digital clock does not operate properly Refer to Circuit Diagram If clock does not keep exact time you must check resistor R20 and zener diode ZD2 STATE POINT A B RELAY 2 ON 5VDC GND RELAY 2 OFF GND...

Page 29: ...28 2 PCB CIRCUIT DIAGRAM...

Page 30: ...AZ331J 7 17 RESISTOR R1 10 12 17 18 22 1 6W 1K 5 RD AZ102J 6 18 RESISTOR R9 1 6W 100K 5 RD AZ104J 1 19 RESISTOR R11 1 6W 200 5 RD AZ201J 1 20 RESISTOR R13 R19 R20 1 6W 10K 5 RD AZ103J 3 21 RESISTOR R...

Page 31: ...30 1 DOOR ASSEMBLY Refer to Disassembly and assembly 2 CONTROL PANEL ASSEMBLY Refer to Disassembly and assembly 3 TOTAL ASSEMBLY EXPLODED VIEW AND PARTS LIST...

Page 32: ...3200 HOLDER HV CAPACITOR SECC T0 6 1 F18 3518302201 CAPACITOR HV 2100VAC 0 98UF 187 75MM 1 F19 3518400900 DIODE HV AS HVR 1X 30B 187 1 F20 3518701100 FUSE HV 5KV 0 55A HV 41A55 02 1 F21 3518122310 TRA...

Page 33: ...S M NO DAEWOO ELECTRONICS CORP 1 2 Jeo dong 1 il ga Jung gu Seoul Korea C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC PRINTED DATE Mar 2010...

Page 34: ...re ea at ti iv ve eL L i in nc cN N V T ABOUT THIS MANUAL ABOUT THIS MANUAL m o d e l korMXcbbUw HsOmI RPQPNPSNQP Q R S T U memo SS vision telZ WSPMPVVP faxZ WSPMSWXX QPNPSNQPM L L S L QQ L QS L RY L...

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