Service Manuals, User Guides, Schematic Diagrams or docs for : Daewoo KOC KOC-872T0S KOC-872T0S
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PRECAUTIONS TO BE OBSERVED BEFORE AND
DURING SERVICING TO AVOID POSSIBLE
EXPOSURE TO EXCESSIVE MICROWAVE ENERGY
(a) Do not operate or allow the oven to be operated with the door open.
(b) Make the following safety checks on all ovens to be serviced before activating the magnetron or other micro-
wave source, and make repairs as necessary: (1) Interlock operation, (2) proper door closing, (3) seal and
sealing surfaces (arcing, wear, and other damage), (4) damage to or loosening of hinges and latches, (5)
evidence of dropping or abuse.
(c) Before turning on microwave power for any service test or inspection within the microwave generating com-
partments, check the magnetron, wave guide or transmission line, and cavity for proper alignment, integrity,
and connections.
(d) Any defective or misadjusted components in the interlock, 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 microwave leakage check to verify compliance with the Federal Performance Standard should be
performed on each oven prior to release to the owner.
TABLE OF CONTENTS
PROPER USE AND SERVICE PRECAUTIONS 2
SPECIFICATIONS 3
NAMES AND FUNCTION OF PARTS 4
CONTROL PANEL 5
OPERATION 6
INTERLOCK MECHANISM FUNCTIONS AND ADJUSTMENTS 7
PRECAUTIONS FOR DISASSEMBLY AND REPAIR 9
DISASSEMBLY AND ASSEMBLY 10
TROUBLE SHOOTING GUIDE 18
MEASUREMENT 24
COMPONENT TEST PROCEDURE 26
WIRING DIAGRAM 27
SCHEMATIC DIAGRAM 28
EXPLODED VIEWS AND PARTS LIST 31
PRINTED WIRING BOARD 32
P.C.B. BOARD DIAGRAM 37
P.C.B. CIRCUIT DIAGRAM 39
P.C.B. ASS'Y PARTS LIST 40
1
PROPER USE AND SERVICE PRECAUTIONS
1. For Safe Operation
Damage that allows the microwave energy (that cooks or heats the food) to escape will result in poor cooking and may
cause serious bodily injury to the operator.
IF ANY OF THE FOLLOWING CONDITIONS EXIST, OPERATOR MUST NOT USE THE APPLIANCE.
(Only a trained service personnel should make repairs.)
1) A broken door hinge.
2) A broken door viewing screen.
3) A broken front panel, oven cavity.
4) A loosened door lock.
5) A broken door lock.
The door gasket plate and oven cavity surface should be kept clean.
No grease, soil or spatter should be allowed to build up on these surfaces or inside the oven.
DO NOT ATTEMPT TO OPERATE THIS APPLIANCE WITH THE DOOR OPEN. The microwave oven has concealed
switches to make sure the power is turned off when the door is opened. Do not attempt to defeat them.
DO NOT ATTEMPT TO SERVICE THIS APPLIANCE UNTIL YOU HAVE READ THIS SERVICE MANUAL.
2. For Safe Service Procedures.
1) This microwave oven weight 17.6kg (38.9 lbs.) and must be placed on a horizontal base strong enough to support
this weight.
2) The oven should be placed as far from high temperature source and vapour as possible.
3) The power supply cord is about 1.1m (3.6ft) long. Earthing is required when connecting the power source.
4) Maximum power consumption of this oven is approximately 2.7Kw(230V). It is suggested that the unit is operated on
such power line (about 13 amperes) that can provide more power than this rating.
5) Object must not be placed on the top enclosure so as not to obstruct air flow for ventilation.
WARNING : This appliance must be earthed.
IMPORTANT
The wires in this mains lead coloured in accordance with the following code.
Green-and-yellow : Earth
Blue : Neutral
Brown : Live
As the colours of the wires in the mains lead of this appliance may not correspond with the coloured markings
identifying the terminals in your plug, proceed as follows:
The wire which is coloured green-and-yellow must be connected the the terminal in the plug which is marked with
the letter `E' or by earth symbol or green-and-yellow.
The wire which is coloured blue must be connected to the terminal which is marked with the letter `N' or coloured
black.
The wire which is coloured brown must be connected to the terminal which is marked with the letter `L' or coloured
red.
NOTE : This oven is designed for counter-top use only.
2
SPECIFICATIONS
POWER SUPPLY 230V ~ , 50Hz 240V~, 50Hz
POWER CONSUMPTION 1,500W 1,550W
MICROWAVE OUTPUT POWER 900 W (IEC 705) 900W(IEC 705)
FREQUENCY 2,450 MHZ 2,450MHz
GRILL POWER CONSUMPTION 1,250 W 1,300W
CONVECTION POWER CONSUMPTION 1,650 W 1,700W
COMBINATION HEATING POWER CONSUMPTION 2,700 W 2,750W
OUTSIDE DIMENSIONS (W X D X H) 501 (19.7) X398 (15.7) X 320 (12.6) mm (inch)
CAVITY DIMENSIONS (W X D X H) 310 (12.2) X 320 (12.6) X 229 (9.0) mm (inch)
NET WEIGHT 17.6 kg (38.9 Ibs.)
TIMER 60 minutes
SELECT FUNCTION Microwave/Grill /Convection /Combination
MICROWAVE POWER LEVEL 10 stages
* Specifications subject to change without notice.
EXTERNAL VIEWS
DEFROST
M/W GRILL COMBI WEIGHT TIME
PROGRAM PIE TEMP Kg
COOK COOK
M/W DEFROST PIE
GRILL COMBI TEMP
294
320
PROGRAM COOK
1. ROAST BEEF
2. ROAST PORK
3. ROAST CHICKEN
4. FISH FILLETS
5. VEGETABLE
SPEEDY COOK
STOP/CLEAR START
332 210
501 398
Fig. 1 Front View Fig. 2 Side View
3
NAMES AND FUNCTION OF PARTS
3 4 5 6
DEFROST
M/W GRILL COMBI WEIGHT TIME
PROGRAM PIE TEMP Kg
COOK COOK
2 M/W DEFROST PIE
GRILL COMBI TEMP
PROGRAM COOK
1. ROAST BEEF
2. ROAST PORK
3. ROAST CHICKEN
7
4. FISH FILLETS
5. VEGETABLE
SPEEDY COOK
STOP/CLEAR START
1 9 8
8
10
11
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