LG V-KC702HTU Owner's manual

Brand: LG

Model: V-KC702HTU

Type: Owner's manual

LG V-KC702HTU is a powerful vacuum cleaner with a range of features to make cleaning your home easier. It has a 10-meter power cord and a 1.5-meter hose, giving you plenty of reach to clean every corner of your home. The V-KC702HTU also comes with a variety of attachments, including a nozzle for carpets and floors, a dusting brush, and a crevice tool, so you can clean all types of surfaces. With its strong suction power and HEPA filter, the V-KC702HTU can remove even the smallest dust particles, leaving your home clean and fresh.

VACUUM CLEANER

SERVICE MANUAL

MODEL : V-KC702HTU

CAUTION

BEFORE SERVICING THE UNIT, READ THE

"SAFETY PRECAUTIONS" IN THIS MANUAL.

Website http://biz.lgservice.com

 

 

P/NO : MFL52434307

September, 2009

Printed in Korea

Internal Use Only

-2-

CONTENTS

SAFETY PRECAUTIONS ............................................................................................................... 3

CAUTIONS ..................................................................................................................................... 3

DESCRIPTION ................................................................................................................................4

SPECIFICATIONS .......................................................................................................................... 4

DISASSEMBLY .......................................................................................................................... 5~6

TROUBLE SHOOTING GUIDE .................................................................................................. 7~9

SCHEMATIC DIAGRAM ............................................................................................................... 10

CIRCUIT DIAGRAM ...................................................................................................................... 11

EXPLODED VIEW .................................................................................................................. 12~15

REPLACEMENT PARTS LIST ............................................................................................... 16~17

-3-

SAFETY PRECAUTIONS

BEFORE OPERATING THIS VACUUM CLEANER, READ THIS SERVICE MANUAL THOROUGHLY, AND

OBSERVE EACH POINT CAREFULLY.

1. Motor filter(Air Cleaner)

1) This filter is reusable.

2) Never use the vacuum cleaner without filter.

It may damage the motor.

3) When the light of body is on, wash the motor

filter with water.

4) Even if the light is not on, wash the motor filter at

least once 6 months.

NOTE : Reusing of the motor filter.

• Never wash the filter in a washing machine or in a

dishwasher.

• Never use hot water for washing the filter.

• Reuse the filter after drying it completely in the

shade for a day.

• Do not dry near fire or direct sunray.

2. Exhaust filter(Washable HEPA filter)

1) This filter is reusable HEPA filter.

2) For clean air, this filter must be assembled.

3) Wash the exhaust filter with water once a year.

4) When the light of body is on, wash the exhaust

filter with water.

NOTE : Reusing of the exhaust filter.

• Never wash the filter in a washing machine or in a

dishwasher.

• Never use hot water for washing the filter.

• Reuse the filter after drying it completely in the

shade for a half day.

• Do not dry near fire or direct sunray.

• Do not brush the filter. This will cause permanently

damage allowing dust to by-pass the filter.

• Do not wash the blue side of the filter.

3. Avoid suction such materials as :

1) Liquid or wet dust :

Clogs the ventilation holes, reduces 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 : for cleaning wooden floor, the room floor

and carpet.

• Dusting brush : for cleaning clothes curtains.

5. Close supervision is necessary when this

vacuum cleaner is used by or near children.

Children’s carelessness may cause damage

to the cleaner or injure persons.

6. Air exhausted from the vacuum cleaner is

normally warm. But if extraordinarily hot air

is exhausted, check if the telescopic tube,

hose or clean filter is clogged or not.

7. Electric shock could occur if used outdoors

or on wet surfaces.

CAUTIONS

BEFORE ATTEMPTING TO SERVICE OR ADJUST ANY PART OF THE VACUUM CLEANER, DISCONNECT

THE ELECTRICAL POWER SUPPLY CORD FROM THE WALL OUTLET.

1. Motor exchange

1) Separate the Body Cover and Body Base by

unfastening the screws.

2) After disconnecting the lead wires, replace the

old motor with a new one.

2. In case of exchanging other parts.

refer to the exploded view.

-4-

DESCRIPTION

Cord Reel

Button

Dust Tank

Body Cover

Power Cord

Flexible Hose

Assembly

Telesscopic

Pipe Assembly

Brush Assembly,Dust

Carpet and Floor Nozzle

Nozzle Assembly,Quilt

SPECIFICATIONS

• MODEL : REFER TO THE COVER PAGE

• POWER SOURCE : ON RATING PLATE

• POWER CONSUMPTION : ON RATING PLATE

• POWER CONTROL :

- MAIN : SLIDE KNOB CONTROL (F/HOSE)

• CORD LENGTH : 10 m

• HOSE LENGTH : 1.5 m

• NET WEIGHT : 6.4 kg

• PACKING WEIGHT : 10.5 kg

• NET DIMENSION : 280 X 440 X 286 (W X D X H)mm

•

PACKING DIMENSION

: 330 X 615 X 330 (W X D X H)mm

• ATTACHMENTS

HOSE .................................................................................. 1EA

TELESCOPIC PIPE ASSEMBLY ..................................... 1EA

NOZZLE ASSEMBLY ........................................................ 1EA

NOZZLE ASSEMBLY,QUILT............................................ 1EA

BRUSH ASSEMBLY, DUST ............................................. 1EA

• This specifications are subject to change according to the buyer's request.

-5-

DISASSEMBLY

• Almost all of the parts of this vacuum cleaner can be

disassembled with a screw driver and each connecting

component easily fits each other.

Disassemble one by one referring to the exploded view.

• If possible, don't disassemble except for the necessary

parts. It is not necessary to disassemble the parts that

are not detailed in the exploded view.

1. Body Cover Assembly Replacement

1) Remove the dust tank from the set.

Remove the two screws fastening the sub cover.

2) Remove the four screws fastening the body base.

3) Disassemble the body cover, raising the body cover.

2. Motor Assembly Replacement

1) Unhook the four hook.

2) Pull out the motor and disconnect the lead wires from it.

Motor

NOTE: Before attempting to service or adjust any part of the vacuum cleaner, disconnect the electrical power supply cord

from the wall outlet.

-6-

3. Cord Reel Assembly Replacement

1) Lift the cord reel assembly from body base.

4. Disassembly of motor housing

1) Remove the two screws fastening the body base.

Cord Real

Assembly

-7-

TROUBLE SHOOTING GUIDE

1. SWITCH ON BUT MOTOR DOSE NOT TURN.

2. SWITCH ON, MOTOR DOES NOT TURN BUT BUZZES.

CHECKING CAUSE SOLUTION

CHECK THE POWER

SOURCE

The fuse is melt down in the

coverknife switch.

Exchange the fuse.

Poor plug insertion Insert again.

Power cord cut Repair or exchange.

Interior lead wire cut Exchange the lead wire.

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 motor.

-8-

3. SWITCH OFF BUT MOTOR TURNS

4. WEAK SUCTION POWER

Poor connection Repair.

Motor armature cut Exchange the motor.

Foreign matters attached to

the impeller

Low rotation speed Remove the foreign matters.

Low voltage

Inquire to the power utility

company.

Hose and extension wands

are clogged with foreign

matters.

Remove the foreign matters

in the hose or extension

wands.

Filter bag or cloth bag is filled

with inhaled foreign matters.

Motor turns normally,

but suction power is weak.

Remove the foreign matters

or exchange the filter bag

or clean the cloth bag.

The slide knob on the handle

is opened.

Close the slide knob by

sliding it.

-9-

5. VIBRATION NOISES

6. RADIO, TV RECEPTION DISTURBANCE

7. IMPROPER TUBE OF NOZZLE CONNECTION

Loose parts Secure firmly.

Unbalanced motor assembly Exchange or repair the motor.

Foreign matters are attached

to the impeller.

Remove the foreign matters.

Poor cord, lead wire Exchange cord, lead wire.

Poor electric 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.

-10-

SCHEMATIC DIAGRAM

C-2 TYPE

C/REEL ASM

SLIDE VOLUME

MAIN

PWB

ASM

SUB

PWB

ASM

BL BL

LED PWB ASM

PRESSURE S/W

T/P

-11-

CIRCUIT DIAGRAM

470

1/2

R10

470K

1/2W

R10-1

1SR139

C10

RA0/EC0

VDD

AVref

VSS

RESET

RB2/INT0

RA4/AN4

X-TAL

CST4.0M

Xout

Xin

R11

10K

VR1

20KB

PRESS

LED1

CN2,3

HMS8(1)(7)C1102A

RA1/AN1

R12

10K

0.1uF

RA2/AN2

470

R14

0.1uF

470K

0.1uF

+5V

0.1uF

IC2

KIA78L05P

25V

470uF

100K

10K

0.01uF

C107M

4.7K

R15

0.1uF

CN1

PRESS

S/W

0.1uF

1/4W

KRC107M

470

MICOM

ZNR1

DF01M

BD1

P-TRANS

0.47uF

T/P

330 1/2W

470 1/2W

IC1

TRIAC

MOTOR

MCQBA1

MDSBA1

MDJBE1

MCKBC1

MCQBM1

EAUBA1

MCKBE9

MHYBC1

EBRBM1

MBGBR1

AHDBR1

AHJBA1

MAMBB1

MCKBD8

MEBBC1

ACQBE1

MCKBD9 AJWBA1

MEKBM1

MDSBA2

MEABE1

ADQBE1

MFGBA1MCKBE8

-12-

EXPLODED VIEW

BASE ASSEMBLY, BODY

V-KC702HTU(V-KC702HTU.AXRQSBI)

#EV#

-13-

MDSCA2

MGECB1

MDSCA3

ACVCA1

MEACA1

MCKCB1

MCKCR9

MCKCT1

MCKCA1

MCKCD1

MEGCL1

EBRCD1

MCKCD9

EBFCZ1

MCKCD8

MCKCZ1

MDSCA1

MGECC1

EADCS1

MCKCR8

COVER ASSEMBLY, BODY

#EV#

-14-

MHYTA1

MHYTC2

MCKTD1

MCKTS1

ADVTF1

MCQTA1

MBLTD1

MDSTA2

MJMTC1

MGJTS1

MFGTA1

MFGTA3

MHYTC1

MDSTA1

MFGTA2

MJMTD1

MGJTB1

AJLTD1

MJCTA1

#EV#

TANK ASSEMBLY, DUST

-15-

AEMAF1

AGRPT1

AGBN50

ABCAD1

AGBN58

#EV#

ACCESSORIES

-16-

REPLACEMENT PARTS LIST

R : SERVICE PARTS

ABCAD1 5203FI1216D Brush Assembly R

ACQBE1 3551FI2451E Cover Assembly,Exhaust R

ACVCA1 4901FI2001Y Damper Assembly R

ADQBE1 5231FI2472D Filter Assembly,Exhaust R

ADVTF1 3211FI1005B Frame Assembly,Filter R

AEMAF1 AEM61730905 Hose Assembly,Flexible R

AGBN50 5249FI1445J Nozzle Assembly,Floor R

AGBN58 AGB32061205 Nozzle Assembly,Quilt R

AGRPT1 5201FI2508G Pipe Assembly,Telescopic R

AHDBR1 4687FI1501E Reel Assembly R

AHJBA1 4441FI3621B Roller Assembly R

AJLTD1 AJL60754310 Tank Assembly,Dust R

AJWBA1 AJW32833501 Wheel Assembly R

EADCS1 6631FI3155E Harness,Single R

EAUBA1 4681FI2467D Motor Assembly,AC,Vacuum Cleaner R

EBFCZ1 6601FI3501D Switch,Pressure R

EBRBM1 6871FX2216L PCB Assembly,Main R

EBRCD1 6871FX2237B PCB Assembly,Display R

MAMBB1 3040FI1567B Base,Body R

MAY000 MAY57080502 Box R

MBGBR1 5020FI3845C Button,Cord Reel R

MBLTD1 MBL49423501 Cap,Dust R

MCKBC1 3550FI2670A Cover,Housing R

MCKBD8 3550FI2668C Cover,Decor R

MCKBD9 3550FI2669C Cover,Decor R

MCKBE8 3550FI2674B Cover,Exhaust Filter R

MCKBE9 3550FI2667B Cover,Exhaust Filter R

MCKCA1 3550FI3963A Cover,Decor R

MCKCB1 3550FI1937B Cover,Body R

MCKCD1 3550FI3962A Cover,Display R

MCKCD8 3550FI2672C Cover,Decor R

MCKCD9 3550FI2671C Cover,Decor R

MCKCR8 MCK30372801 Cover,Rear R

MCKCR9 MCK30372401 Cover,Rear R

MCKCT1 3550FI1938A Cover,Top R

MCKCZ1 3550FI3802D Cover,Terminal R

MCKTD1 3550FI2673A Cover,Decor R

MCKTS1 3550FI1939B Cover,Dust R

MCQBA1 3920FI3791F Damper,Absorbing R

LOC. NO. PART NO. DESCRIPTION

SVC

REMARK

-17-

R : SERVICE PARTS

MCQBM1 MCQ30443201 Damper,Motor Mount R

MCQTA1 3920FI3966B Damper,Absorbing R

MDJBE1 5230FI3797C Filter,Exhaust R

MDSBA1 MDS32309801 Gasket R

MDSBA2 4036FI3677G Gasket R

MDSCA1 3920FI3963A Gasket R

MDSCA2 3920FI3964A Gasket R

MDSCA3 403683I002A Gasket R

MDSTA1 MDS52146901 Gasket R

MDSTA2 MDS52147001 Gasket R

MEABE1 4974FI1017A Guide,Exhaust R

MEACA1 4974FI2414A Guide,Air R

MEBBC1 3650FI2437B Handle,Carrier R

MEGCL1 4980FI3806A Holder,LED R

MEKBM1 3660FI1258A Housing,Motor R

MFGBA1 4026FI3726C Locker R

MFGTA1 4026FI3723C Locker R

MFGTA2 4026FI3724C Locker R

MFGTA3 4026FI3725C Locker R

MFL552 MFL32342016 Manual,Owners R

MGECB1 5200FI1240A Pipe,Bending R

MGECC1 5200FI1241C Pipe,Connector R

MGJTB1 MGJ49462502 Plate,Bottom R

MGJTS1 MGJ49462402 Plate,Shield R

MHYBC1 4970FI4694F Spring,Coil R

MHYTA1 4970FI3211A Spring R

MHYTC1 4970FI3217J Spring,Coil R

MHYTC2 4970FI3217C Spring,Coil R

MJCTA1 MJC33814801 Strainer,Inner R

MJMTC1 MJM49462201 Tank,Cyclone R

MJMTD1 4838FI1432E Tank,Dust R

LOC. NO. PART NO. DESCRIPTION

SVC

REMARK

LG V-KC702HTU Owner's manual

LG V-KC702HTU Owner's manual

LG V-KC702HTU Owner's manual

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