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VACUUM CLEANER

SERVICE MANUAL

MODEL : VK7918NNA

CAUTION

BEFORE SERVICING THE UNIT, READ THE
"SAFETY PRECAUTIONS" IN THIS MANUAL.

Website http://biz.lgservice.com

삼

흥

정

판

P/No.: MFL62620210

April, 2010

Printed in Korea

Internal Use Only

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Summary of Contents for VK7918NNA

Page 1: ...NER SERVICE MANUAL MODEL VK7918NNA CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL Website http biz lgservice com 삼 흥 정 판 P No MFL62620210 April 2010 Printed in Korea Internal Use Only ...

Page 2: ... 2 CONTENTS SAFETY PRECAUTIONS 3 CAUTIONS 3 DESCRIPTION 4 SPECIFICATIONS 4 DISASSEMBLY 5 6 TROUBLE SHOOTING GUIDE 7 9 SCHEMATIC DIAGRAM 10 EXPLODED VIEW 11 14 REPLACEMENT PARTS LIST 15 16 ...

Page 3: ...s the suction power significantly and harms the motor 2 Inflammable liquids such as benzene alcohol or solvents 3 Burning objects such as cigarette butts 4 Bulky objects such as vinyl paper etc 5 Sharp objects such as needles pins metal glass particles etc 4 Attachments Nozzle Clean a hard floor and a carpet floor Crevice Tool Clean any crevice inside corners or window frames However do not use th...

Page 4: ...OWER CONSUMPTION ON RATING PLATE POWER CONTROL MAIN SLIDE KNOB CONTROL F HOSE CORD LENGTH 9m HOSE LENGTH 1 6 m NET WEIGHT 5 8 kg PACKING WEIGHT 10 0 kg NET DIMENSION 445 285 305 D W H PACKING DIMENSION 615 330 333 D W H ATTACHMENTS DEPEND ON MODEL FLEXIBLE HOSE ASSEMBLY 1EA TELESCOPIC PIPE ASSEMBLY 1EA FLOOR NOZZLE ASSEMBLY 1EA 2 IN 1 NOZZLE 1EA CREVICE TOOL 1EA This specifications are subject to ...

Page 5: ...he body base 2 Remove the dust tank from the vacuum cleaner Remove the three screws fastening the body cover 3 Disassemble the body cover assembly lifting the body cover assembly Pull out the two lead wires Disassembly of Motor Assembly 1 Remove the two screws fastening the cover holder 2 Remove the four screws fastening the motor cover 3 Unlock the one hook 4 Pull out the motor and disconnect the...

Page 6: ...ody base 5 Disassembly of Micro Switch and Gear Assembly 1 Remove the two screws fastening the connetor pipe 2 Pull out the bending pipe 3 Separate the sensor holder from the body cover assembly 4 Pull out the micro switch from the sensor holder 5 Remove the two screws fastening the gear assembly Cord Real Assembly Connector Pipe Bending Pipe Sensor Holder Micro Switch Gear Assembly ...

Page 7: ...ead wire cut Exchange the lead wire Micro switch breaks down Exchange the micro switch There is no dust tank Insert the dust tank in a body 2 SWITCH ON MAIN MOTOR DOES NOT TURN BUT BUZZES Motor armature cut Exchange the motor Ball bearing defacement Exchange the motor Impeller hindrance Caused by foreign matters Remove the foreign matters Motor stator armature coil cut or damaged Exchange the moto...

Page 8: ...normally but suction power is weak Remove the foreign matters or clean motor safety filter air filter or exhaust filter The regulator on the handle is opened Close the slide knob by sliding it Poor switch Exchange the switch Poor connection Repair the slide volume of hose or triac of PWB assembly Motor armature cut Low rotation speed Exchange the motor Foreign matters attached to the impeller Remo...

Page 9: ...lectric connector or receiver Repair the electric connector or receiver Bent connection parts Exchange the parts Poor connection Caused by foreign matters Remove the foreign matters and reconnect Poor capacitor Exchange the capacitor Armature is cut or foreign matters attached Exchange the motor Remove foreign matters 6 VIBRATION NOISES 7 RADIO TV RECEPTION DISTURBANCE 8 IMPROPER TUBE OF NOZZLE CO...

Page 10: ... 10 Blue Red Red Orange Micro switch Green Compression Motor Main Motor Cord reel Blue Blue Blue Red Red Brown T P Slide volume SCHEMATIC DIAGRAM ...

Page 11: ... ACVBA1 MEGSH1 MCQBM1 MCKBZ1 AHDBR1 AANBB1 ACQBM1 MCKBZ2 MDSBA7 ADQBE1 MCKBE1 MEKBM1 AHJBA1 MBDBB9 AJWBA1 MCKBW1 MDSBA3 ABNBA1 MDSBA2 MCKBW1 AJWBA1 MAMBB1 MCDBA1 MBDBB8 EXPLODED VIEW BODY BASE ASSEMBLY EV VK7918NNA VK7918NNA APTQLGU ...

Page 12: ...CL1 MCKCH1 MDSCA3 MCKCV1 MEBCC1 MCKCD8 MDSCA4 MDJCM1 MDSCA5 MBGCR1 MCKCS1 MJHCM1 MJHCS1 MCKCB1 EAUCM1 EADCS1 MGECC1 MDSCA1 MDSCA1 MDSCA4 MEACA1 MEACA2 MJCTA1 MJCTA1 MDSCA1 EADCS MCKCZ1 2 MDTCG1 MDSCA2 MDSCA1 AECCG1 MGECB1 ACQCB1 BODY COVER ASSEMBLY EV 12 ...

Page 13: ... 13 MJMTD1 MGJTR1 MDSTA1 MDTCA1 MBLTT1 ABNTA1 MCKTH1 MGZTR1 MFCTL1 ACQTD1 AJLTD1 DUST TANK ASSEMBLY EV ...

Page 14: ... 14 ACCESSORIES AEMAF1 AGBN62 MFVAC1 ABCAD1 OWNERS MANUAL MFL552 MAY000 AGRPT1 EV ...

Page 15: ......

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