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S/M No. : R63250S001




Service Manual
Microwave Oven
Model: KOR-63250S
KOR-86250S




DAEWOO ELECTRONICS CO., LTD.
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 w ith the door open.
(b) M ake the following safety checks on all ovens to be serviced before activating the m agnetron or other m icrowave
source, and m ake repairs as necessary: (1) Interlock operation, (2) Proper door closing, (3) Seal and sealing
surfaces (arcing, wear, and other dam age), (4) Dam age to or loosening of hinges and latches, (5) Evidence of
dropping or abuse.
(c) B efore turning on power to the m icrow ave oven for any service test or inspection within the m icrowave
generating com partm ents, check the m agnetron, wave guide or transm ission line, and cavity for proper
alignm ent, integrity, and connections.
(d) Any defective or m isadjusted com ponents in the interlock, m onitor, door seal, and m icrowave generation and
transm ission system s shall be repaired, replaced, or adjusted by procedures described in this m anual before the
oven is released to the owner.
(e) A m icrowave leakage check to verify com pliance with the Federal perform ance standard should be perform ed on
each oven prior to release to the owner.







SAFETY AND PRECAUTIONS ........................................................................................................ 2
1. FOR SAFE OPERATION ............................................................................................................. 2
2. FOR SAFE SERVICE PROCEDURES ........................................................................................ 2
SPECIFICATIONS ............................................................................................................................ 3
EXTERNAL VIEW ............................................................................................................................ 4
1. OUTER DIMENSION .................................................................................................................... 4
2. FEATURE DIAGRAM ................................................................................................................... 4
INSTALLATION ................................................................................................................................ 5
OPERATIONS AND FUNCTIONS ................................................................................................... 6
DISASSEMBLY AND ASSEMBLY .................................................................................................. 7
INTERLOCK MECHANISM AND ADJUSTMENT ........................................................................... 14
TROUBLE SHOOTING GUIDE ........................................................................................................ 15
MEASUREMENT AND TEST ........................................................................................................... 17
1. MEASUREMENT OF THE MICROWAVE POWER OUTPUT ..................................................... 17
2. MICROWAVE RADIATION TEST ................................................................................................ 18
3. COMPONENT TEST PROCEDURE ............................................................................................ 19
WIRING DIAGRAM .......................................................................................................................... 20
EXPLODED VIEW AND PARTS LIST ............................................................................................. 21
1. DOOR ASSEMBLY ...................................................................................................................... 21
2. CONTROL PANEL ASSEMBLY.................................................................................................... 21
3. TOTAL ASSEMBLY ...................................................................................................................... 21



SAFETY AND 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. If the oven is operative prior to servicing, a m icrowave em ission check should be perform ed prior to servicing the oven.
2. If any certified 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 owner,
(c) attempt to ascertain the cause of the excessive leakage,
(d) tell the owner of the unit not to use the unit until the oven has been brought into compliance.
3. If the oven operates with the door open, the service person should tell the user not to operate the oven and contact the
manufacturer immediately.



IMPORTANT
The w ire in this m ains lead coloured in accordance w ith the follow ing code.

Green-and-yellow : E arth
Blue : N eutral
Brow n : Live

As the colours of the w ires in the m anins lead of this appliance m ay not correspond with the coloured m arkings
identifying the term inals in your plug, proceed as follow s.
The w ire w hich is coloured green-and-yellow m ust be connected to the term ianl in the plug w hich is m arked w ith the
letter `E ' or by earth sym bol or green-and-yellow.
The w ire w hich is coloured blue m ust be connected to the term inal which is m arked w ith the letter `N ' or coloured black.
The w ire w hich is coloured brow n m ust be connected to the term inal which is m arked w ith the letter `L' or coloured red.


NOTE
This oven is designed for counter-top use only.



SPECIFICATIONS
KOR-6325

M O DEL KO R-6325
PO W E R SUPPLY 230V-50Hz, SIN G LE PH ASE W ITH EARTHING
M ICRO WAVE 1200W
PO W E R CO NS UM PTIO N G RILL
CO M BINATIO N
M ICRO WAVE ENERG Y O UTPUT 800W
M ICRO WAVE FREQ UENCY 2450M Hz
O UTSIDE DIM ENSIO NS (W X H X D) 465 x 279 x 360 m m (18.3 x 11.0 x 14.2 in.)
CAVITY DIM ENSIO NS (W X H X D) 290 x 220 x 306 m m (11.4 x 8.7 x 12.0 in.)
NET W EIG H T APPRO X. 13 Kg ( 28.7 lbs.)
TIM ER 35 m in. DUAL SPEED
FUNCTIO N SELECTIO NS M ICR O WAVE
PO W E R SELECTIO NS 5 LEVELS
CAVITY VO LUM E 0.7 Cu.Ft.

KOR-8625

M O DEL K O R -8625
PO W E R SUPPLY 230V -50Hz, S ING LE P HA S E W IT H EA RT H ING
M ICRO WAVE 1350W
PO W E R CO NS UM PTIO N G RILL
CO M BINATIO N
M ICRO WAVE ENERG Y O UTPUT 900W
M ICRO WAVE FREQ UENCY 2450M Hz
O UTSIDE DIM ENSIO NS (W X H X D) 495 x 294 x 388 m m (19.5 x 11.6 x 15.3 in.)
CAVITY DIM ENSIO NS (W X H X D) 320 x 244 x 338 m m (12.6 x 9.6 x 13.3 in.)
NET W EIG H T A P PR O X . 15 K g ( 33.1 lbs.)
TIM ER 35 m in. D U A L SP E E D
FUNCTIO N SELECTIO NS M ICR O W AV E
PO W E R SELECTIO NS 5 LE V E LS
CAVITY VO LUM E 0.9 C u.Ft.

Specifications are subject to change without notice.





EXTERNAL VIEW

1. OUTER DIMENSION

- KOR-6325/KOR-8625


465/495 360/388




279/294




Fig.1 Front view Fig.2 Side view



2. FEATURE DIAGRAM




1. Safety interlock system
2. Door viewing screen - Allows viewing of food. The screen is designed so that light can pass through, but not the microwave.
3. Door hook - W hen the door is closed, it will autom atically shut off. If the door is opened while the oven is operating,
the autom atically shut off.
4. Oven cavity
5. Door seal - Door seal maintains the microwave energy within the oven cavity and prevents microwave leakage.
6. Glass cooking tray - Made of special heat resistant glass. Food in a proper receptacle is placed on this tray for cooking.
7. Roller guide - This must always be used for cooking together with the glass cooking tray.
8. Coupler - This fits over the shaft in the center of the ovens cavity floor. This is to remain in the oven for all cooking.
9. Knob V.P.C - Used to select a microwave power level.
10. Knob timer - Used in setting cooking time for all functions.



INSTALLATION
1. Steady, flat location
This microwave oven should be set on a steady, flat surface.
This microwave oven is designed for counter top use only.
2. Leave space behind and side
All air vents should be kept a clearance. If all vents are covered during operation, the oven may overheat and, eventually,
cause failure.
3. Away from radio and TV sets
P oo r televisio n reception and radio in terference m a y result if the oven is located close to a TV, ra dio , antenn a or feede r and so on.
Position the oven as far from them as possible.
4. Away from heating appliances and water taps
Keep the oven away from hot air, steam or splash when choosing a place to position it, or the insulation might be adversely
affected and breakdowns occur.
5. Power supply