Samsung CE287 manual

SERVICE MICROWA VE OVEN CONTENTS MICROWAV E OVEN 1. Precaut ion 2. Specifica tions 3. Op eratin g Instr uctio ns 4. D isasse mbly and Reasse mbly 5. Alig nment and Ad justme nts 6. Troubleshoo ting 7. Expl oded Views an d Parts List 8. Sche ma tic Dia gr ams Manual CE281DNR[...]

PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SE RVICIN G TO AVOID POSSIBLE EXPOSURE TO E XCESSIVE MICROWAVE ENERGY (a) Do not ope rate or allow th e oven to be operat ed with the do or open. (b) Make the foll owing saf ety checks on all ovens to be ser viced bef ore act ivatin g the magne tron or ot her mic rowave source, an d make re pairs as n ec[...]

 1. Precaution Follow these special safety prec autio ns. Although the microwav e oven i s c omple tely safe during ordinary use, repair work can be extremel y h azar dous due to p ossible expos ure to microwave radiati on, as we ll as po tent ially lethal high voltages and curre nts. 1-1 Safety precautions ( ) 1. All repairs should [...]

 H. V. Diode Short H. V. Capacitor 1-2 Special Servicing P recautions (Continued) 17. When checking the continuit y of the witches or transfor mer, always mak e sure that the power is OFF , and on e of the lead wires is disconne cted. 18. Compone nts that are critical for safety are indicated in the circuit diagr am by shadin g, or .[...]

 2. Specifications 2-1 Table of Specifications TIMER POWER SOURCE POWER CONSUMPTION OUTPUT POWER OPERATING FREQUENCY MAGNETRO N COOLING METHOD OUTSIDE DIMENSI ONS SHIPPING DIMENSIONS OVEN DIME NSIONS SHIPPING WEIG HT APPROX. 60 M INUTES 230V 50Hz, A C MICROWA VE : 1, 300W GRILL : 1100W FROM 100 TO 850W (IEC-705 TEST PROCEDURE) 2,450M[...]

 3. Operating Instructions 3-1 Control Panel 3-2 Features & External Views GRILL METAL RACK DOOR TURNTATBLE COUPLER ROLLER RING SAFETY INTERLOCK HOLES LIGHT VARIABLE COOKING POWER CONTROL KNOB TIMER KNOB VENTILATION HOLS DOOR LATCHES HANDLE 2 7 5 m m 206mm 379mm 489mm 342mm DEFROST INSTANT REHEAT[...]

 4. Disassem bly and Reassembl y 4-1 Replacement of M agnetr on, Motor Assembly and Lamp Remove the magn etron i ncluding the shi eld cas e, perm anent magnet, choke coi ls and capacit ors (al l of w h i c ha r ec o n t a i n e di no n ea s s e m b l y ) . 1. Disc onnect all lead wires from the m agnetr on an d lamp. 2. Remov e a scr[...]

 4-3 Replacement of Door Assembly 4-3-1 Removal of Door "C" Insert flat sc rewdriv er int o the gap betwe en Door "A" and Door "C" to rem ove Door "C". Be c areful when handl ing Do or "C" becaus e it is f ragi le. Then rem ove the door assembl y. 4-3-2 Removal of Door "E" F[...]

 4-3- 4 Reassem bly Test 1. When mounting the door to the ove n, be sure to a djust the door parallel to the bottom line of t he oven face plate by moving the upper hinge a nd lower hinge in the direc tion necessar y for pr oper alignmen t. 2. Adjust so that t he door has no play between the inner door surface and oven front surface.[...]

 4-6 Replacement of Cont rol Circuit Board 4-6-1 Removal of Contro l Box Assembly 1. Disconnect the connect ors from the control box assembly. 2. Remove scr ews secu ring the contr ol box assembl y. 3. Remove the knobs of th e control box A’ssy. 4. Remove the screw securing the timer. SCREWS CONTROL BOX[...]

 5. Alignment a nd Adjustm ents 5-1 High Vol tage Tran sformer 1. Remove connecto rs from the transf ormer term inals and check continuity . 2. Normal resistan ce readings are as follows: (Room temper ature = 2 0° C) 5-2 Magnetron 1. Continuity check s can indicate only an open filament or a shorted magnetron. To diagnose an open fi[...]

 5-3 High Voltage Capacitor 1. Check continuity of the capacito r with t he meter set at the hi ghest resi stanc e scale. 2. Once the capacitor is charged, a normal capacito r s hows continu ity for a sh ort time, and then indicates 9M. 3. A s horted capacit or will show c ontinuo us continuit y. 4. An o pen capacitor will show co[...]

 5-7 Output Power of Magnetron The output power of t he magnetron can be m easured by perform ing a wat er temperatur e rise test. Equip ment needed : * Two 1- liter cylindr ical borosilic ate glass vessel (Outs ide diamet er 190 mm) * One glass t herm ometer with mercu ry column NOTE: Check line voltage under load. Low voltage wi[...]

 5-9 P rocedure f or Measurement of Microwave Energy Leakage 1) Pour 275± 15cc of 20± 5° C(68± 9° F) water in a beaker which is graduated to 60 0cc, and place the beaker in the center of th e oven. 2) Start to operate the o ven and measure the leakage by using a microwave energy survey m eter. 3) Set s urvey meter with dual r[...]

 6. Troubleshoot ing 6-1 Electrical Malfunction NOTE : Interlo ck mon itor s witch m ust be replace d when the fuse is blown ou t. Parts Cause Diagnosis Remedy Fuse blo ws out whe n door i s opened. Defective p rimary interlock switch are win ding. Check c ontinui ty of the primary switch termina ls with wire removed usi ng a m ul[...]

 6-1 Electrical Malfunction(continued) part Cause Diagnosis Remedy Mic row ave turns off during cooking cycle. 1) Too small a load If a small amount of food is heated for a long time, period of microwav e may turn off during operation . To increase the oven water into water into the oven. 2)Defect ive magnetron therma l cutou t S/[...]

 6-2 Unsatisfactory Cooking 6-3 Part Check List Parts Cause Diagnosis Remedy Food is not heated. 1) Open catho de of magnetro n Check the terminal s with a multimete r to see if the heater circuit is open. Replace magnetron. 2) Defective H. V. Diode Check the H. V. Diode for continuity in the reverse and normal directions using me[...]

 7. Exploded Views and Parts Lis t 7-1 Exploded Views MM01 MM63 MM62 MM17 MM22 MM16 MM29 MM30 MM31 MM06 MM17 MM05 MM55 MM55 MM26 MM61 MM68 MM57 MM60 MM17 MM08 MM09 MM07 MM25 MM59 MM21 MM18 MM19 MM20 MM64 MM03 MM32 MM10 MM109 MM88 MM14 MM27 MM28 MB01 MB05 MB03 MB04 MB02 MM67 MC12 MC01 MC03 MC11 MC08 MD04 MD06 MD05 MD11 MD14 MD03 MD[...]

 7-2 Main Parts List No. Code No. Description Spec ificat ion Q’ ty Remark MB01 DE96 -00120 B ASSY BODY LATCH M171 7N, NC2 000( HAN DLE) 1 MB02 3405-0 01032 SWITCH-MI CRO 125/25 0VAC,1 6A,200GF,S PDT 1 MB03 3405-0 01034 SWITCH-MI CRO 125/25 0VAC,1 6A,200GF,S PST-N 2 MB041 DE66-00 093A LE VER-SW ITCH(A) NC20 00,PP -TH53,-,-,-, -,[...]

 7-3 Control & Door Parts List No. Code No. De scription Specificat ion Q’ ty Remark MC01 - ASSY CONTROL-BOX 230V49HZ,CE281DNR/B WT,P 1 S.N.A MC03 DE64 -00498H CONTROL-PANE L(D) CE281DNR/BWT ,ABS(HG0760 1 MC08 DE 45- 000 03A TIMER TMFK60M1A1,- ,-,- ,-,- ,-,310 GRILL 1 MC11 DE 64- 005 07A KNOB-TIMER(D) M181DN ,AB S(H G0 760),[...]

 7-4 Standard Parts List Code No. Description Spec ificat ion Q’ty Remark DE60-3 0016A NUT-FLANGE M4,MSWR 10,-,-,-,-,-, -,- 2 F-MOTO R DE6 0-1 0082 H SCREW-A -,-,-,-,2S- 4X12,TO OTHED,-,-,-,- 4 OUT-PANEL DE60-1 0018A SCREW-ASSY MACHI NE -,WS,MS WR10,SN 1,PH,M 4X0.7P ,-,8,-,- 2 BKT-HEATER DE60-1 0098A SC REW-ASS Y TAP TITE -,GLD,[...]

 8. Schematic Diagrams 8-1 Schematic Diagrams MAGNETRON FA F RED RED RED RED SYMBOL COLOR BRN BROWN BLK BLACK RED RED BLU BLUE BL K BLU HIGH VOLTAGE TRANSFORMER HIGH VOLTAGE CAPACITOR HIGH VOLTAGE DIODE TO CHASSIS H.V.FUSE CONDITION OF OVEN DOOR IS OPENED BRN : BROWN WHT : WHITE RED : RED BLK : BLACK Y/G : YELLOW GREEN BLU : BLUE [...]