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WASHING MACHINE SERVICE MANUAL
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CAUTION
READ THIS MANUAL CAREFULLY TO DIAGNOSE PROBLEMS CORRECTLY BEFORE SERVICING THE UNIT.

MODEL: WM3677HW / WD-12270RD WD-13276RD / WD-14276RD

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APR. 2004 PRINTED IN KOREA

P/No.:3828ER3027G

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CONTENTS
1. SPECIFICATIONS............................................................................................................... 3 2. FEATURES & TECHNICAL EXPLANATION ....................................................................... 4 3. PARTS IDENTIFICATION ................................................................................................... 7 4. INSTALLATION & TEST...................................................................................................... 8 5. WIRING DIAGRAM/PROGRAM CHART .......................................................................... 11 6. OPERATION ..................................................................................................................... 13 7. TROUBLESHOOTING...................................................................................................... 15 7-1. BEFORE PERFORMING SERVICE .......................................................................... 15 7-2. QC TEST MODE ........................................................................................................ 15 7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY ..............................................15 7-4. ERROR DISPLAY...................................................................................................... 16 8. ERROR DIAGNOSIS AND CHECK LIST .......................................................................... 18 8-1. DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION ............................... 18 8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING ..................................................... 21 9. DISASSEMBLY INSTRUCTIONS..................................................................................... 32 10. EXPLODED VIEW .......................................................................................................... 41 10-1. CABINET & CONTROL PANEL ASSEMBLY .......................................................... 41 10-2. DRUM & TUB ASSEMBLY..................................................................................... 42 10-3. DISPENSER ASSEMBLY ....................................................................................... 43 10-4. DRYER. .................................................................................................................. 44

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1. SPECIFICATIONS
ITEM COLOR POWER SUPPLY PRODUCT WEIGHT WASHING DRAIN MOTOR ELECTRIC POWER CONSUMTION FAN MOTORDRY HEATER WASH HEATER WASH REVOLUTION SPEED CYCLES WASH/RINSE TEMPERATURES SPIN SPEEDS OPTIONS WASH/DRY PROGRAM CUSTOM PROGRAM WATER CIRCULATION OPERATIONAL WATER PRESSURE CONTROL TYPE WASH CAPACITY 3.22 cu. ft (3.72 cu. ft. IEC) DRY CAPACITY Max. 11 lbs (5 kg) DIMENSIONS DELAY WASH DOOR SWITCH TYPE WATER LEVEL LAUNDRY LOAD SENSING ERROR DIAGNOSIS AUTO POWER OFF CHILD LOCK SPIN WM3677HW BLUEWHITE AC 120 V, 60 Hz WD-12270RD WD-13276RD / WD-14276RD TITANIUM AC 120-127V, 60Hz

201 lbs. (91 kg) 280 W 80 W 25 W 1200 W 1000 W 42 rpm 0-1100 rpm 7 5 5 Prewash, Stain Cycle, Quick Cycle, Extra Rinse, Rinse+Spin Sanitary, Cotton/Towels, Normal, Perm Press, Speed Wash Incorporated Incorporated 4.5-145 psi (30-1000 kPa) Electronic 12 kg [WD-12270RD] 13 kg [WD-13276RD] 14 kg (30.86 lbs) [WD-14276RD]8 kg [WD-12270RD] 8 kg [WD-13276RD] 8 kg (17.64 lbs) [WD-14276RD]

27” (W) X 29 3/4” (D) X 3811/16” (H), 5013/16” (D, door open) 686mm(W)x767mm(D)x982mm(H), 1291mm(D) (D, door open) up to 12 hours PTC + Solenoid 10 steps (by sensor) Incorporated Incorporated Incorporated Incorporated

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2. FEATURES & TECHNICAL EXPLANATION
2-1. FEATURES

Direct Drive System
The advanced Brushless DC...