LG V-C716HCS User manual

VACUUM CLEANER
SERVICE MANUAL
MODEL : V-C716HCS
CAUTION
BEFORE SERVICING THE UNIT, READ THE
"SAFETY PRECAUTIONS" IN THIS MANUAL.
Website http://biz.lgservice.com
삼흥
정판
P/NO : MFL55145202
May, 2008
Printed in Korea

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CONTENTS
SAFETY PRECAUTIONS.............................................................................................................................3
CAUTIONS ...................................................................................................................................................3
DESCRIPTION..............................................................................................................................................4
SPECIFICATIONS ........................................................................................................................................4
DISASSEMBLY.............................................................................................................................................5
TROUBLE SHOOTING ............................................................................................................................6~8
BLOCK DIAGRAM .......................................................................................................................................9
SCHEMATIC DIAGRAM...............................................................................................................................9
CIRCUIT DIAGRAM .....................................................................................................................................9
EXPLODED VIEW................................................................................................................................10~12
REPLACEMENT PARTS LIST.............................................................................................................13~14

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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 and brush.
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, theis filter must be assembled.
3) Wash the exhaust filter with water once a year.
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.
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 and Crevice Tool:
For cleaning any crevice, inside corners of window
frames.
For delicate vacuuming of fabrics on the furniture,
curtains, etc.
• Upholstery Nozzle : For vacuuming the dust on the
upholstery.
However, do not use the crevice tool more than 20
minutes because it may cause harm to the motor.
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.

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DESCRIPTION
Telesscopic
Pipe Assembly
Flexible Hose
Assembly
ATTACHMENT S
Power Cord
Filter Cover
Nozzle Assembly,FloorNozzle Assembly,Quilt
Cord Reel Button
Dust Tank
UPHOLSTERY NOZZLEDUSTING BRUSH & CREVICE TOOL BRUSH Assembly
CANISTER
Elbow Pipe
Assembly
SPECIFICATIONS
• MODEL : REFER TO THE COVER PAGE
• POWER SOURCE : ON RATING PLATE
• POWER CONSUMPTION : ON RATING PLATE
•POWER CONTROL :
- MAIN : PUSH ON/OFF(BODY)
- SUB : VACUUM POWER ADJUSTMENT BY
SLIDE KNOB
• CORD LENGTH : 7m
• HOSE LENGTH : 1.8m
• NET WEIGHT : 5.3Kg
• PACKING WEIGHT : 8.4Kg
• NET DIMENSION : 290×443×311(W×D×H)mm
• PACKING DIMENSION : 330×567×385(W×D×H)mm
• ATTACHMENTS
HOSE ................................................................................... 1EA
TELESCOPIC PIPE Assembly .................................... 1EA
NOZZLE ASSEMBLY,QUILT ....................................... 1EA
NOZZLE ASSEMBLY,FLOOR
..................................... 1EA
DUSTING BRUSH & CREVICE TOOL
..................... 1EA
UPHOLSTERY NOZZLE ............................................... 1EA
BRUSH ASSEMBLY
....................................................... 1EA
PIPE ASSEMBLY,ELBOW
........................................... 1EA
• This specifications are subject to change according to the buyer’s request.

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DISASSEMBLY
• Almost all 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.
2) Remove the four screws fastening the body base.
3) Disassemble the filter cover, widening the both of
filter cover, and then pull out the lead wires from
the push switch.
2. Motor Assembly Replacement
1) Unhook the motor housing cover in the direction
of the arrow.
2) Bring out the motor and disconnect the lead wires
from it.
3. Cord Reel Assembly Replacement
1) Remove the cord reel cover by unfastening the
screw.
2) Lift the cord reel assembly from the body base.
Cord Reel
Assembly
Motor
Assembly
NOTE : Before attempting to service or adjust any part of the vacuum cleaner, disconnect the electrical
power supply cord from the wall outlet.

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TROUBLE SHOOTING
1. SWITCH ON BUT MOTOR DOES NOT TURN
2. SWITCH ON, MOTOR DOES NOT TURN BUT BUZZES
CHECKING CAUSE SOLUTION
CHECK THE POWER
SOURCE
Poor plug insertion Insert again.
The fuse is melt down in the
coverknife switch. Exchange the fuse.
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.
Poor contact carbon brush
defaced. Exchange or repair the motor.
Poor switch contact point Exchange the switch.

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3. SWITCH OFF BUT MOTOR TURNS
4. WEAK SUCTION POWER
Poor connection Repair.
Poor switch Exchange the switch.
Carbon brush defaced Exchange the carbon brush
or the motor.
Motor armature cut
Low rotation speed
Exchange the motor.
Foreign matters attached to
the impeller 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.
The slide knob on the handle is
opened or the control knob is
located on weak position.
Motor turns normally,
but suction power is weak.
Close the slide knob by sliding it.
Regulate the knob.
The motor filter is clogged. Clean the motor filter.
The exhaust filter is clogged. Exchange the exhaust filter.

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5. VIBRATION NOISES
6. RADIO, TV RECEPTION DISTURBANCE
7. IMPROPER TUBE OR 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 rectification of
carbon brush Exchange the motor.
Bent connection parts Exchange the parts.
Poor connection
(Caused by foreign matters)
Remove the foreign matters
and reconnect.
Poor electric connector or
receiver
Repair the electric connector
or receiver.
Poor capacitor Exchange the capacitor.
Poor carbon brush rectification Exchange the motor.
Armature is cut or foreign
matters attached.
Exchange the motor
Remove foreign matters.

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BLOCK DIAGRAM
SCHEMATIC DIAGRAM
CIRCUIT DIAGRAM

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EXPLODED VIEW
MFGTD1
MDSTA1
MHYTC1
MCKBY1
AHDBR1
MDSBA1
ADQBC1
MEABE1
AJWBA1
MFCBC1
MHYBC1
MGJTC9
MJMTD1
MCKBZ1
MGJTC8
MCQBM1
EAUBA1
MCQBA1
MAMBB1
MBDBB1
AHJBA1
MEGBC1
MBLTD1
MCKBE9
ADQBE1
MCKBE8
MEKBM1
ADQTC1
#EV#
V-C716HCS(V-C7050HEV.ACHQLUK)
BASE ASSEMBLY, BODY

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MCKCU1 MGJCD1
MBLCH1
MCKCY1
MCKCG1
MEBCC1
MCKCB1
MFGCA1
MHYCC1
MDSCA2
EBFCA1
MCKCS1
MGECC1
ACVCA1
EBRCD1
EBRCM1
MGECC2
MDSCA1
#EV#
COVER ASSEMBLY, BODY

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AGRPT1
AEMAF1
AGBNU1
ABCAD1
ABCAF1
AGBN14
AGBN21
AGRAE1
#EV#
ACCESSORIES

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REPLACEMENT PARTS LIST
LOC. NO. PART NO. DESCRIPTION
SVC REMARK
R : SERVICE PARTS
ABCAD1 5203FI2069A Brush Assembly,Dust R
ABCAF1 5203FI3744A Brush Assembly,Filter R
ACVCA1 4901FI3435D Damper Assembly R
ADQBC1 5231FI3758C Filter Assembly,Clean R
ADQBE1 5231FI3767C Filter Assembly,Exhaust R
ADQTC1 5231FI2494A Filter Assembly,Clean R
AEMAF1 5215FI1320U Hose Assembly,Flexible R
AGBN14 5249FI1407A Nozzle Assembly,Quilt R
AGBN21 5249FI1399C Nozzle Assembly,Floor R
AGBNU1 5248FI3454A Nozzle Assembly,Upholstery R
AGRAE1 5201FI1005A Pipe Assembly,Elbow R
AGRPT1 5201FI1010D Pipe Assembly,Telescopic R
AHDBR1 4687FI1482E Reel Assembly R
AHJBA1 4441FI3605J CASTER ASSEMBLY R
AJWBA1 4661FI3613J Wheel Assembly R
EAUBA1 4681FI2456B Motor Assembly,AC,Vacuum Cleaner R
EBFCA1 6601FI3488A Switch Assembly R
EBRCD1 6871FX3078A PCB Assembly,Display R
EBRCM1 6871FX2141H PCB Assembly,Main R
MAMBB1 3040FI1487E Base,Body R
MAY000 3890FG1171A Box R
MBDBB1 4820FI2391E Bumper,Body R
MBLCH1 5006FI3691C Cap,Handle R
MBLTD1 5006FI1327H Cap,Dust R
MCKBE8 3550FI2503C Cover,Exhaust Filter R
MCKBE9 3550FI2504C Cover,Exhaust Filter R
MCKBY1 3550FI1558E Cover,Cord Reel R
MCKBZ1 3550FI3800A Cover,Motor Housing R
MCKCB1 3550FI1560P Cover,Body R
MCKCG1 3550FI1559J Cover,Accessory R
MCKCS1 3550FI1561J Cover,Body(Sub) R
MCKCU1 3550FI3805A Cover,Sensor R
MCKCY1 3550FI3810L Cover,Hole R
MCQBA1 3940FI3646A Damper,Absorbing R
MCQBM1 3920FI3770B Damper,Motor Mount R
MDSBA1 3920FI3769A Gasket R
MDSCA1 4036FI3603A Gasket R
MDSCA2 4036FI3604A Gasket R
MDSTA1 7526FI3001A Gasket R
MEABE1 4974FI2396A Guide,Exhaust R

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LOC. NO. PART NO. DESCRIPTION
SVC REMARK
R : SERVICE PARTS
MEBCC1 3650FI1486E Handle,Carrier R
MEGBC1 4930FI2448E Holder,Cord R
MEKBM1 3660FI2286A Housing,Motor R
MFCBC1 4510FI3598P Lever,Cord Reel R
MFGCA1 4026FI3669L Locker R
MFGTD1 4056FI3648D Locker,Dust Cap R
MFL552 3828FI3833C Manual,Owners R
MGECC1 5200FI2480A Pipe,Connector R
MGECC2 5200FI1215L Pipe,Connector R
MGJCD1 3500FI2240T Plate,Display R
MGJTC8 3300FI3683F Plate,Cover R
MGJTC9 3300FI3684F Plate,Cover R
MHYBC1 4970FI4694F Spring,Coil R
MHYCC1 4970FI4260D Spring,Coil R
MHYTC1 4970FI4724A Spring,Coil R
MJMTD1 4838FI1397D Tank,Dust R