KOG-376T1S
Service Manual
Microwave Oven
KOG-371H0S
TABLE OF CONTENTS
1. FOR SAFE OPERATION
SAFETY AND PRECAUTIONS
2. FOR SAFE SERVICE PROCEDURES
KOG-371G/H/R0S, KOG-374R/5R0S
SPECIFICATIONS
279/294
EXTERNAL VIEW
465/495
365/392
279/294 5 KOG-374R0S
465/495
360/388
4 KOG-371R0S, KOG-391R0S
2. FEATURE DIAGRAM
2. REFLECTORInsulator Heater 3. HEATING ELEMENT 4. OVEN CAVITY
5. SEFETY INTERLOCK SYSTEM
7. METAL RACK
2 KOG-376T1S, KOG-396T1S
5. SEFETY INTERLOCK SYSTEM 6. CONTROL PANEL 7. METAL RACK
2. REFLECTORInsulator Heater 3. HEATING ELEMENT 4. OVEN CAVITY
3 KOG-371R0S, KOG-391R0S
5. SEFETY INTERLOCK SYSTEM 6. CONTROL PANEL 7. DOOR OPENING BUTTON
8. METAL RACK
2. REFLECTORInsulator Heater 3. HEATING ELEMENT 4. OVEN CAVITY
4 KOG-374R0S
5. SEFETY INTERLOCK SYSTEM 6. METAL RACK
2. REFLECTORInsulator Heater 3. HEATING ELEMENT 4. OVEN CAVITY
5 KOG-375R0S
2. REFLECTORInsulator Heater 3. HEATING ELEMENT 4. OVEN CAVITY
5. SEFETY INTERLOCK SYSTEM 6. METAL RACK
6 KOG-373R0S, KOG-393R0S
q 0 9
2. REFLECTORInsulator Heater 3. HEATING ELEMENT 4. OVEN CAVITY
5. SEFETY INTERLOCK SYSTEM 6. METAL RACK
11. DEFROST
2 KOG-371H0S, KOG-391H0S
10. DEFROST
2. Clock - Used to set clock
1. Dinner plate
Power/Def
Weight Time Clock
Grill/Combi
igh T
Power/Def Grill/Combi Clock Auto Cook 1. Dinner Plate 2. Soup
3. Beverage 4. Fresh Vegetable
Stop/Clear
4 KOG-375R0S
5 KOG-373R0S, KOG-393R0S
1. Steady, flat location
INSTALLATION
5. Power supply
7. Do not operate the oven if it is colder than room temperature
or button
OPERATION AND FUNCTIONS
Cautions to be observed when trouble shooting
DISASSEMBLY AND ASSEMBLY
3 Reverse the above for reassembly
DISASSEMBLY AND ASSEMBLY
2. To remove door assembly
2 Remove the door assembly from top plate of cavity
Page
1 Remove the gasket door from door plate
REF. NO
1 Remove the gasket door from door plate
SPECIAL DOUBLE TAPE
Page
DESCRIPTION
REF NO
PART CODE
PART NAME
1 To reduce gap located on part ‘A’
REF. NO
Page
5. To remove control panel parts
REF. NO
T2 PAN 3X10 PW MFZN
3513404620
DESCRIPTION
REF NO
PART CODE
PART NAME
REF. NO
6. To remove high voltage capacitor
High voltage circuit wiring 7. To remove magnetron
9. To remove H.V.transformer
8. To remove wind guide assembly
11. To remove heater assmbly
10. To remove tray motor
PART NAME
12. To remove heater parts
REF. NO
PART CODE
ADJUSTMENT
INTERLOCK MECHANISM AND ADJUSTMENT
INTERLOCK MECHANISM AND ADJUSTMENT
Disconnect high voltage fuse
TROUBLE SHOOTING GUIDE
Malfunction of
CONDITION
TROUBLE SHOOTING GUIDE
Continuity in
CONDITION
of control box
NOTE KOG-371G/H, KOG-391G/H
MEASUREMENT AND TEST
1. MEASUREMENT OF THE MICROWAVE POWER OUTPUT
2. MICROWAVE RADIATION TEST
3. High voltage diode
3. COMPONENT TEST PROCEDURE
1. High voltage transformer
2. High voltage capacitor
WIRING DIAGRAM
2 KOG-396T1S
PRINTED CIRCUIT BOARD KOG-371G/H0S, KOG-391G/H0S
1. CIRCUIT CHECK PROCEDURE
Mesurement point
OPEN
Replace door open monitor switch
RELAY 1 OFF
1 DOOR OPEN
2. P.C.B. CIRCUIT DIAGRAM
TZTA1266Y
3. P.C.B. LOCATION NO
CEXF1E102V
TZRA102M
PART CODE
SYMBOL
SPECIFICATION
NAME
MEASURE POINT
PRINTED CIRCUIT BOARD KOG-376T1S, KOG-396T1S
1. CIRCUIT CHECK PROCEDURE
Mesurement point
3. When there is no microwave oscillation
2. P.C.B. CIRCUIT DIAGRAM
SDB161PVB17F
3. P.C.B. LOCATION NO
2 KOG-396T1S
1. CIRCUIT CHECK PROCEDURE
PRINTED CIRCUIT BOARD KOG-371R0S, KOG-391R0S
Mesurement point
3. When there is no microwave oscillation
2. P.C.B. CIRCUIT DIAGRAM
NAME
SYMBOL
SPECIFICATION
3. P.C.B. LOCATION NO
PART CODE
SYMBOL
SPECIFICATION
NAME
2. Voltage check
1. CIRCUIT CHECK PROCEDURE
PRINTED CIRCUIT BOARD KOG-374R0S, KOG-375R0S
1. Low Voltage Transformer check
Mesurement point
3. When there is no microwave oscillation
2. P.C.B. CIRCUIT DIAGRAM
NAME
SYMBOL
SPECIFICATION
3. P.C.B. LOCATION NO
2. Voltage check
PRINTED CIRCUIT BOARD KOG-373R0S, KOG-393R0S
1. CIRCUIT CHECK PROCEDURE
1. Low Voltage Transformer check
Mesurement point
3. When there is no microwave oscillation
2. P.C.B. CIRCUIT DIAGRAM
NAME
SYMBOL
SPECIFICATION
3. P.C.B. LOCATION NO
NAME
SYMBOL
SPECIFICATION
NAME
3. TOTAL ASSEMBLY
EXPLODED VIEW AND PARTS LIST KOG-371G/H/R0S, KOG-391G/H/R0S
1. DOOR ASSEMBLY
2. CONTROL PANEL ASSEMBLY
DESCRIPTION
REF NO
PART CODE
PART NAME
DESCRIPTION
REF NO
PART CODE
PART NAME
DESCRIPTION
REF NO
PART CODE
PART NAME
DESCRIPTION
REF NO
PART CODE
PART NAME
3. TOTAL ASSEMBLY
EXPLODED VIEW AND PARTS LIST KOG-376T1S, KOG-396T1S
1. DOOR ASSEMBLY
2. CONTROL PANEL ASSEMBLY
DESCRIPTION
REF NO
PART CODE
PART NAME
DESCRIPTION
REF NO
PART CODE
PART NAME
2 KOG-396T1S
SUPPLY
PART CODE
PART NAME
DESCRIPTION
3. TOTAL ASSEMBLY
EXPLODED VIEW AND PARTS LIST KOG-374R0S
1. DOOR ASSEMBLY
2. CONTROL PANEL ASSEMBLY
SUPPLY
PART CODE
PART NAME
DESCRIPTION
3. TOTAL ASSEMBLY
EXPLODED VIEW AND PARTS LIST KOG-375R0S
1. DOOR ASSEMBLY
2. CONTROL PANEL ASSEMBLY
SUPPLY
PART CODE
PART NAME
DESCRIPTION
3. TOTAL ASSEMBLY
EXPLODED VIEW AND PARTS LIST KOG-373R0S, KOG-393R0S
1. DOOR ASSEMBLY
2. CONTROL PANEL ASSEMBLY
DESCRIPTION
REF NO
PART CODE
PART NAME
DESCRIPTION
REF NO
PART CODE
PART NAME
DESCRIPTION
REF NO
PART CODE
PART NAME
DESCRIPTION
REF NO
PART CODE
PART NAME
E-MAIL G7F00E@web.dwe.co.kr FAX 02 TEL 02 360-8179~8180
PRINTED DATE Dec
686, AHYEON-DONG MAPO-GU SEOUL, KOREA
C.P.O. BOX 8003 SEOUL, KOREA TELEX DWELEC K28177-8 CABLE “DAEWOOELEC”