Daewoo KOG-372GH0S Service Manual

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 microwave source, and make repairs as necessary: (1) Interlock operation, (2) Proper door closing, (3) Seal and sealing surfaces (arcing, wear, and other damage), (4) Dam age to or loosening of hinges and latches, (5) Evidence of dropping or abuse.

(c)Before turning on power to the m icrow ave oven for any service test or inspection within the microwave generating compartments, check the magnetron, wave guide or transm ission line, and cavity for proper alignment, integrity, and connections.

(d)Any defective or misadjusted components in the interlock, m onitor, door seal, and microwave generation and transm ission systems shall be repaired, replaced, or adjusted by procedures described in this manual before the oven is released to the owner.

(e)A m icrowave leakage check to verify com pliance with the Federal performance 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 ....................................................................................................................	5
3. CONTROL PANEL ........................................................................................................................	6
INSTALLATION ..................................................................................................................................	8
OPERATIONS AND FUNCTIONS.......................................................................................................	9
DISASSEMBLY AND ASSEMBLY......................................................................................................	10
INTERLOCK MECHANISM AND ADJUSTMENT...............................................................................	19
TROUBLE SHOOTING GUIDE ...........................................................................................................	20
MEASUREMENT AND TEST ..............................................................................................................	24
1. MEASUREMENT OF THE MICROWAVE POWER OUTPUT ......................................................	24
2. MICROWAVE RADIATION TEST .................................................................................................	25
3. COMPONENT TEST PROCEDURE .............................................................................................	26
WIRING DIAGRAM..............................................................................................................................	27
PRINTED CIRCUIT BOARD................................................................................................................	28
1. CIRCUIT CHECK PROCEDURE ..................................................................................................	28
2. PCB CIRCUIT DIAGRAM..............................................................................................................	31
3. P.C.B. LOCATION NO. .................................................................................................................	32
EXPLODED VIEW AND PARTS LIST.................................................................................................	34
1. DOOR ASSEMBLY .......................................................................................................................	34
2. CONTROL PANEL ASSEMBLY....................................................................................................	34
3. TOTAL ASSEMBLY.......................................................................................................................	34