Samsung M1912 Service Manual Download

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7-2

Samsung Electronics

7-2 Main Parts List

Ref. No.

Parts No.

Description

Specification

Q'ty

Remarks

M 1

DE70-00011A

PANEL-OUTER

3RD-1.0

M 2

DE63-90035G

CUSHION-RUBBER

DFA20,T2,W190,L100,BLK

M 3

DE39-20145C

ASSY POWER CORD

EP-48 1.0,-,-,-,-,GRY

M 4

DE39-00013A

WIRE HARNESS-A

230V50HZ,-,-,M1913/12,D,INRUSH

M 5

DE96-00008A

ASSY NOISE FILTER

SN-3WEB,250V10A,3W INRUSH D

M 6

DE31-00002B

MOTOR-FAN

SMF-3RDEA1,-,230V50HZ,2350RPM,CE2933

M 7

DE47-20173A

THERMOSTAT

PW-2N(90/60)30,187Y,250V7.5A,9

M 8

OM75PH(31)ESS

ASSY-MAGNETRON

OM75PH(31)ESS

M 9

DE96-00005A

ASSY BODY LATCH

MW7896W,3RD-W,WONWOO,PP(FB53WH),P/BUT

M10

4713-001004

LAMP-INCANDESCENT

230V,-,40W,ORG,-,-,25x71mm

CV/AIR

M12

DE71-60458A

COVER-AIR

PP(TB53),78G,-,-,WHT,3RD-1.0/1.3 MW5896W

M13

DE27-10020C

COIL-CHOKE

TC-104,0.9UH*2,-,L31*W20*H32,-,ABS,AC250V/14

M14

DE66-90113A

LEVER-DOOR

PP(TB53-GH10),T2.5,W31X100.5,-,12G,NTR,3RD-W

M15

DE26-00008A

TRANS-H.V

SHV-293EC,230V50HZ,2230V/3.15V,-,DY

M16

DE61-50106A

BRACKET-HVC

SECC,T0.8,W31,L125.8

M17

2501-001107

C-OIL

1.1uF,2.1KV,BK,54x35x85,20mm

M18

DE91-70063A

ASSY-HVD

V2M6,PI9.0,0.05MY

M19

DE91-70061A

ASSY-H.V.FUSE

THV060T-0800-H,5KV/0.8A,WHT

M20

DE61-40066A

FOOT

PP,BLK,-,-,3RD-W

M21

DE31-10154A

MOTOR-DRIVE

M2HJ49ZR02,ST-16,50/60HZ

M22

DE80-10001F

BASE-PLATE

SGCC,T0.8,W345,L565,MW5896W

M23

DE63-90062B

CUSHION-RUBBER DOOR

RUBBER(CR),T12,W30,L50,HS60,M2

HVT

M24

DE71-00015A

COVER-CEILING

T0.3,W114.2,L121.5,-,CE2933

M25

DE94-00080C

ASSY DOOR

M1932,WHT,3RD,1.0,S-1

M26

DE94-00153A

ASSY CONTROL-BOX

M1912/AMF,WHT,3RD 1.0,S-1

M27

DE74-20015G

TRAY-COOKING

T6,PI318,1115G,MW5896W

M28

DE92-90189P

ASSY-GUIDE ROLLER

MW5896W

M29

DE67-60081A

COUPLER

PPS,-,-,-,3RD-1.0/1.3

M30

3601-000448

FUSE-FERRULE

250V,10A,SB,CERAMIC,6.35X31.8MM

M31

3601-001126

FUSE-FERRULE

250V,1.6A,FA,CERAMIC,5X20MM

: Option Parts

: Warning

: Electrostatically Sensitive Devices

Exploded Views and Parts List

Summary of Contents for M1912

Page 1: ...SERVICE Manual MICROWAVE OVEN CONTENTS 1 Precaution 2 Specifications 3 Operating Instructions 4 Disassembly and Reassembly 5 Alignment and Adjustments 6 Troubleshooting 7 Exploded Views and Parts List 8 Wiring Diagram AMFO ...

Page 2: ...hes interlock monitor switch 12 If the fuse is blown by the Interlock Monitor Switch Replace all of the following at the same time Primary door sensing switch and power relay as well as the Interlock Monitor Switch The correct adjustment of these switches is described elsewhere in this manual Make sure that the fuse has the correct rating for the particular model being repaired 13 Design Alteratio...

Page 3: ...voltage capacitor to to the oven chassis Use a screwdriver 3 High voltage is maintained within specified limits by close tolerance safety related components and adjustments If the high voltage exceeds the specified limits check each of the special components 1 2 Pretaution Samsung Electronics 1 2 Special Servicing Precautions Continued 1 3 Special High Voltage Precautions Fig 1 1 Discharging the H...

Page 4: ...CE 230V 50Hz POWER CONSUMPTION 1 400W OUTPUT POWER 100W 1000W IEC 705 OPERATING FREQUENCY 2450MHz TIMER 35 MINUTES COOLING METHOD COOLING FAN MOTOR MAGNETRON OM75S 31 OUTSIDE DIMENSIONS 517 W x 297 D x 379 H mm OVEN CAVITY DIMENSIONS 336 W x 241 D x 349 H mm SHIPPING WEIGHT 16 Kg APPROX ...

Page 5: ...3 Operating Instructions 3 1 Control Panel 3 1 Samsung Electronics Instant Reheat Defrost Open Door Push Button ...

Page 6: ...by turning COOKING POWER CONTROL knob 3 Set the time to 4 to 5 minutes by turing TIMER knob Important If any problem is experienced in the operation of the oven please refer to the section on page 4 what to do if you are in doubt or have a problem Operating Instruction 3 3 Checking That Your Oven is Operating Correctly 3 2 Features External Views LIGHT VARIABLE COOKING POWER CONTROL KNOB VENTILATI...

Page 7: ...OST 180W LOW KEEP WARM 100W 3 5 Adjusting the Cooking Time During Cooking Stopping the Cooking Adding Extra Time To stop the cooking Press Temporarily Open Door To resume cooking close the door Completely Turn the TIMER knob to O Simply move the timer knob to any increased setting that you require 3 6 Manual Defrosting Food 3 7 Instant Cook Guide 1 Place the food in the oven and close the door 2 T...

Page 8: ...9 Remove the oven lamp by rotating to pull out from hole of air cover NOTE1 When removing the magnetron make sure that its antenna does not hit any adjacent parts or it may be damaged NOTE2 When replacing the magnetron be sure to remount the magnetron gasket in the correct position and make sure the gasket is in good condition 1 Discharge the high voltage capacitor 2 Disconnect all the leads 3 Rem...

Page 9: ...or Following the procedure as shown in the figure insert and bend a thin metal plate between Door E and Door A until you hear the tick sound Insertion depth of the thin metal plate should be 0 5mm or less Insert flat screwdriver into the gap between Door A and Door C to remove Door C Be careful when handling Door C because it is fragile Then remove the door assembly 4 3 1 Removal of Door C 4 3 2 R...

Page 10: ...orrect position 8 Connect all the leads to the drive motor 9 Screw the deive motor cover to the base plate with a screw driver 10 Remount the coupler in the correct position Disassembly ReaAssembly Screw Drive Motor Cover Base Plate Drive Motor 4 3 5 Reassembly Test After replacement of the defective component parts of the door reassemble it and follow the instructions below for proper installatio...

Page 11: ... A continuity check between each filament terminal and the magnetron case should read open 5 2 Magnetron 5 1 High Voltage Transformer Magnetron Wave Guide Gasket Plate Antenna 5 Alignment and Adjustments PRECAUTION 1 High voltage is present at the high voltage terminal of the high voltage transformer during any cook cycle 2 It is neither necessary nor advisable to attempt measurement of the high v...

Page 12: ... and the interlock monitor switch all together Then follow the adjustment procedures below After repair and adjustment be sure to check the continuity of all interlock switches and the interlock monitor switch Door Open Door Closed Primary switch 0 Monitor switch COM NC 0 Monitor switch COM NO 0 Secondary switch 0 Alignment and Adjustments 5 3 High Voltage Capacitor 1 Check continuity of the capac...

Page 13: ...re and time tests with accurate equipment 1 Fill the one liter glass vessel with one liter of water 2 Stir water in glass vessel with thermometer and record glass vessel s temperature as T1 10 1 C 3 After moving the water into another glass vessel place it on the center of the cooking tray Set the oven to high power and operate for 55 seconds exactly 2 seconds included as a holding time of magnetr...

Page 14: ... of a radiarion preventing device make a repair record for the measured values and keep the data 2 If the radiation leakage is more than 4 mW cm2 after determining that all parts are in good condition functioning properly and the identical parts are replaced as listed in this manual notift that fact to CENTRAL SERVICE CENTER 5 11 2 At least once a year have the microwave energy survey meter checke...

Page 15: ...fuse 2 Poor contact of Check continuity of power supply cord Also check Adjust or replace the power cord whether the power cord is securely wired power supply cord 3 Defective lamp The fan motor rotates but lamp does not light Replace the lamp Oven lamp 4 Defective timer Check the terminals of timer for continuity Replace the timer does not contacts turning the timer knob ON and OFF repeatedly lig...

Page 16: ...e screw 1 Defective If the timer does not operate with 220 230V applied to the Replace timer Timer does timer motor terminals the timer motor amy be faulty not operate 2 Defective The lamp does not light Replace timer contacts of timer S W Cooking tray 1 Defective Check to see if 21V exists at the motor terminals Replace drive motor does not drive motor If so motor will be defective rotate 1 Block...

Page 17: ...eck the continuity of primary coil and secondary Replace the H V Trans coil If there is no continuity H V Transformer is H V Transformer former defective 7 Shorted H V Check the continuity of capacitor Replace the capacitor If the capacitor shorts the fuse blows H V Capacitor 8 Monitor fuse Check the monitor fuse Replace the blown out on the noise filter Monitor fuse 6 2 Unsatisfactory Cooking Sym...

Page 18: ... 1 7 Exploded Views and Parts List 7 1 Main Exploded View M1 M2 M3 M4 M30 M31 M5 M6 M7 M8 M13 M12 M9 B2 B3 B4 B1 M10 M21 M23 M24 M25 M26 M27 M28 M29 M15 M17 M16 M19 M18 M14 M22 M20 D6 D1 D2 D3 D5 D7 D4 C1 C2 C3 C4 C5 C6 C7 ...

Page 19: ...H10 T2 5 W31X100 5 12G NTR 3RD W 1 M15 DE26 00008A TRANS H V SHV 293EC 230V50HZ 2230V 3 15V DY 1 M16 DE61 50106A BRACKET HVC SECC T0 8 W31 L125 8 1 M17 2501 001107 C OIL 1 1uF 2 1KV BK 54x35x85 20mm 1 M18 DE91 70063A ASSY HVD V2M6 PI9 0 0 05MY 1 M19 DE91 70061A ASSY H V FUSE THV060T 0800 H 5KV 0 8A WHT 1 M20 DE61 40066A FOOT PP BLK 3RD W 2 M21 DE31 10154A MOTOR DRIVE M2HJ49ZR02 ST 16 50 60HZ 1 M22...

Page 20: ...marks C 1 DE66 20275A BUTTON PUSH ABS HR0370U 9G P WHT W9501 3RD W S1 M 1 C 2 DE61 70076A SPRING BUTTON HSWR PI0 6 1 C 3 DE64 10172A KNOB ABS WHT PI52 5 3RD 1 0 S1 2 C 4 DE72 70222A CONTROL PANEL ABS WHT 3rd 1 0 S1 1 C 5 3501 000309 RELAY POWER 240V 3750VA 15A 6mS 20mS 1 C 6 DE45 00002A TIMER TMFK35M1A1 21V50HZ CM0 1 C 7 DE94 00148A ASSY CONTROL PANEL M1912 AMF WHT 3RD 1 0 S 1 1 7 4 Assembly Contr...

Page 21: ...2 TOOTHED 3 B PLTE DE60 10082H SCREW A 2S 4X12 TOOTHED 2 BD LAT DE60 10082H SCREW A 2S 4X12 TOOTHED 2 CN BOX DE60 10082H SCREW A 2S 4X12 TOOTHED 1 CV AIR DE60 10082H SCREW A 2S 4X12 TOOTHED 2 MO FAN DE60 10082H SCREW A 2S 4X12 TOOTHED 5 PN OUT DE60 10082H SCREW A 2S 4X12 TOOTHED 2 TCO DE60 10098A SCREW ASSY TAP TITE PH TC M4X8 SWRCH18A ZPC2 GLD W 2 M DRV DE60 10069A SCREW TAP TH TH M4 L10 FRFZY 1 ...

Page 22: ... COM COM NC INRUSH COIL NO F FA H V D MAGNETRON H V FUSE 0 75A H V C 0 91uF 0V 0V 21V 230V 230V BLK BLK YEL YEL MONITOR S W BRN H V TRANS POWER CORD 230V50HZ L N FUSE 250V10A 0 1uF 2200pF LAMP 230V40W F MOTOR BLU BRN YEL YEL BLK BLK BLK BLK BRN BRN WHT D MOTOR T MOTOR 2200pF 500k 1mH RED RED BRN BLU FA F HIGH VOLTAGE TRANSFORMER H V FUSE HIGH VOLTAGE CAPACITOR HIGH VOLTAGE DIODE TO CHASSIS MAGNETR...

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Samsung M1912, Service Manual

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