LG V-C7352HE Troubleshooting guide

VACUUM CLEANER
SERVICE MANUAL
CAUTION
BEFORE SERVICING THE UNIT, READ THE "SAFETY PRECAUTIONS"
IN THIS MANUAL.
MODEL
:
V-C7351NT/V-C7352HE/V-C7353HTU
CONTENTS
SAFETY PRECAUTIONS ...............................................................................................................3
CAUTIONS......................................................................................................................................3
DESCRIPTION ................................................................................................................................4
SPECIFICATIONS. ..........................................................................................................................4
DISASSEMBLY ...........................................................................................................................5~6
TROUBLE SHOOTING GUIDE ..................................................................................................7~9
SCHEMATIC DIAGRAM ........................................................................................................10~11
CIRCUIT DIAGRAM ................................................................................................................10~11
EXPLODED VIEW ..................................................................................................................12~14
REPLACEMENT PARTS LIST ...............................................................................................15~16
APPENDIX ....................................................................................................................................17
1. THE TYPE OF POWER CORD & PARTS NUMBER .....................................................................................17
2. COLOR & PARTS NUMBER
..........................................................................................................................
3. MOTOR & PWB ASSY PARTS NUMBER
......................................................................................................
-2-
3828Fi5900A
18
18
SAFETY PRECAUTIONS
BEFORE OPERATING THIS VACUUM
CLEANER,
READ THIS SERVICE MANUAL
THOROUGHLY,
AND OBSERVE EACH POINT CAREFULLY.
1. Motor
1)
This filter is reusable.
2)
Never
It may
3)
4)
1) Liquid or wet dust :
Clogs the ventilation holes, reduces the suction
power significantly and harms the motor.
filter(Air Cleaner)
the
use
vacuum
damage
When the
light
cleaner without filter.
2)
the motor.
of
body
is on, wash the motor filter
such
3) Burning objects
Even if the
light
4) Bulky objects
such
least
6 months.
5) Sharp objects
particles etc.
such
once
:
Reusing
is not on, wash the motor filter at
of the motor filter.
Never wash the filter in
a
machine
washing
or
in
hot water for
use
Reuse the filter after
shade for
Do not
washing
drying
it
Nozzle
dry
2. Exhaust
or
Crevice Tool
direct sunray.
filter(Washable
Dusting
This filter is reusable HEPA filter.
2)
For clean air, this filter must be assembled.
3)
Wash the exhaust filter with water
light
of
body
Reusing
Upholstery
is on, wash the exhaust filter with
a
hot water for
Reuse the filter after
shade for
Do not
half
a
dry
near
needles, pins, metal, glass
wooden floor, the
washing
drying
it
or
or
in
a
damage allowing
in the
direct sunray.
dust to
cause
by-pass
more
than 20
vacuuming
minutes.)
of fabrics
on
the
vacuuming
upholstery.
use
the crevice tool
cause
the dust
more
on
the
than 20
harm to the motor.
supervision
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.
the filter.
completely
Do not brush the filter. This will
floor
is necessary when this
cleaner is used by or near children.
Children's carelessness may cause damage
to the cleaner or injure persons.
day.
fire
room
vacuum
machine
washing
etc.
For cleaning any crevice, inside corners of
window frames. (However, do not use the
minutes because it may
of the exhaust filter.
Never wash the filter in
use
as
Nozzle: For
However, do not
year.
dishwasher.
Never
vinyl, paper
Brush: For delicate
5. Close
:
butts.
furniture, curtains, etc.
water.
NOTE
:
filter)
1)
once a
or
and carpet.
in the
HEPA
benzene, alcohol
cigarette
crevice tool
fire
near
as
as
cleaning
day.
a
When the
For
:
the filter.
completely
as
4. Attachments
a
dishwasher.
Never
such
liquids
with water and brush.
NOTE
4)
Inflammable
solvents.
7. Electric shock could
permanently
or on
the filter.
3. Avoid suction such materials
occur
if used outdoors
wet surfaces.
as :
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
the
1) Separate
unfastening
2)
After
2. In
exchange
Body
the
Cover and
Body
Base
by
screws.
disconnecting
the lead wires,
replace
the old
motor with a new one.
-3-
3828Fi5900A
of
exchanging
exploded view.
case
to the
other
parts. refer
DESCRIPTION
Flexible Hose ASS'Y
Telesscopic
Pipe ASS'Y
Cord Reel
Button
Power Cord
Dust Tank
Switch Button
(ON/OFF)
(V-C7351NT)
(V-C7353HTU)
Nozzle ASS'Y
CANISTER
ATTACHMENTS
DUSTING BRUSH
CREVICE TOOL
UPHOLSTERY
ELBOW PIPE
NOZZLE
(V-C7352HE)
SPECIFICATIONS
?
?
?
?
MODEL : REFER TO THE COVER PAGE
POWER SOURCE : ON RATING PLATE
POWER CONSUMPTION
POWER CONTROL :
-
MAIN
:
:
SLIDE CONTROL
?CORDLENGTH:6m
HOSE LENGTH : 1.6 m
?
ON RATING PLATE
?
?
?
(F/HOSE)
(HE/HTU)
PUSH ON/OFF(BODY)
(NT)
?
?
NET WEIGHT
: 4.5 kg
PACKING WEIGHT : 8.5 kg
NET DIMENSION : 280 376
PACKING DIMENSION : 330
:
(W
335
D
(W
H)mm
D
H)mm
ATTACHMENTS
HOSE......................................................................... 1EA
TELESCOPIC PIPE ASSY
-SUB
275
595
........................................
1EA
NOZZLE ASSY, FLOOR.............................................1EA
NOZZLE ASSY, TURBINE(OPTIONAL).....................1EA
VACUUM POWER ADJUSTMENT BY
SLIDE KNOB (NT)
DUSTING BRUSH
....................................................
1EA
CREVICE TOOL .........................................................1EA
?
This
specifications
buyer's request.
are
subject
to
change according
to the
UPHOLSTERY NOZZLE ............................................1EA
ELBOW
-4-
3828Fi5900A
PIPE(OPTIONAL)
.........................................1EA
DISASSEMBLY
NOTE: Before
attempting
to service or
adjust any part
of the
vacuum
cleaner, disconnect the electrical power supply cord
from the wall outlet.
?
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
?
If
one
by
one
referring
to the
exploded
view.
don't disassemble except for the necessary
It
is
not
parts.
necessary to disassemble the parts that
are not detailed in the exploded view.
possible,
1.
Body Cover Assembly Replacement
1)
Remove the dust tank from the set.
2)
Remove the four
screws
fastening
the
body
3)
base.
Disassemble the
2. Motor
1)
the
-5-
3828Fi5900A
cover,
raising
the
body
cover.
Assembly Replacement
Remove the two
cover
body
screws
and detach motor
arrow
fastening the motor housing
housing cover in the direction
and unhook the motor
cover
with
"
"
driver.
of
2)
Pull out the motor and disconnect the lead wires from it.
3. Cord Reel
1)
4.
Disassembly
1)
Remove the two
Assembly Replacement
Lift the cord reel
assembly
from the
body
base.
-6-
3828Fi5900A
of Motor
screws
Housing
fastening
the motor
housing.
TROUBLE SHOOTING GUIDE
1. SWITCH ON BUT MOTOR DOSE NOT TURN.
CHECKING
2. SWITCH
CAUSE
ON, MOTOR DOES NOT TURN BUT BUZZES.
-7-
3828Fi5900A
SOLUTION
3. SWITCH OFF BUT MOTOR TURNS
4. WEAK SUCTION POWER
-8-
3828Fi5900A
5. VIBRATION NOISES
Secure
Loose parts
Unbalanced motor
Foreign matters
impeller.
assembly
are
Exchange
attached
repair
the motor.
foreign
matters.
Poor carbon brush rectification
Exchange
Armature is cut
Exchange the motor
Remove foreign matters.
or
foreign
matters attached.
RADIO,
or
Remove the
to the
6.
firmly.
the motor.
TV RECEPTION DISTURBANCE
Poor cord, lead wire
Exchange cord,
Poor rectification of
Exchange
carbon brush
Poor electric connector
Repair
or
lead wire.
the motor.
the electric connector
receiver
or
Poor
Exchange
the
Exchange
the parts.
capacitor
receiver.
capacitor.
7. IMPROPER TUBE OF NOZZLE CONNECTION
Bent connection parts
Poor connection
Remove the
(Caused by foreign matters)
and reconnect.
-9-
3828Fi5900A
foreign
matters
SCHEMATIC DIAGRAM
V-C7351NT
CIRCUIT DIAGRAM
V-C7351NT
-10-
3828Fi5900A
SCHEMATIC DIAGRAM
V-C7352HE/V-C7353HTU
CIRCUIT DIAGRAM
V-C7352HE/V-C7353HTU
-11-
3828Fi5900A
EXPLODED VIEW
BASE
ASS'Y, BODY
146871
135504
146811
139202
139204
152302
252302
249011
135506
168711
139207
166012
235507
252311
146611
235503
130401
145103
146611
149702
144411
-12-
3828Fi5900A
COVER
ASS'Y, BODY
748395
235515
335504
748394
268712
249701
239402
136511
235501
152313
140261
748382
266011
452003
440361
135508
749702
736501
168611
349701
340261
435506
533001
-13-
3828Fi5900A
452153
452151
552491
552495
652012
652031
650581
652491
652013
-14-
3828Fi5900A
REPLACEMENT PARTS LIST
LOCATION No.
DESCRIPTION
PART No.
REMARK
130401
BASE, BODY
135504
COVER,MOTOR
3550FI1794A
135506
COVER,MOTOR HOUSING
3550FI1795B
168711
PWB
139207
PACKING,SEAL
3920FI3875A
146871
CORD REEL ASSEMBLY
4687FI1491B
139202
PACKING, MOTOR MOUNTING
3920FI3908A
146811
MOTOR ASSEMBLY VC
152302
SPONGE, ABSORBING
3940FI3646A
MOTOR
139204
PACKING, SEAL
3920FI3763A
MOTOR
166012
SWITCH ASSEMBLY, PRESSURE
6601FI3488B
235507
COVER, EXHAUST FILTER(L)
3550FI1801A
235503
COVER, EXHAUST FILTER(R)
3550FI1800A
249011
DAMPER ASSEMBLY
4901FI2001A
252311
FILTER
252302
FILTER(MECH),
146611
WHEEL ASSEMBLY
145103
LEVER
149702
SPRING, COIL
4970FI4694F
144411
CASTER ASSEMBLY
4441FI3605V
235501
COVER, BODY
435506
COVER, TERMINAL
135508
COVER, BODY SUB
Refer to
appendix
335504
COVER, TOP
Refer to
appendix
136511
HANDLE ASSEMBLY
Refer to
appendix
452003
PIPE, CONNECTOR
5200FI2522A
235515
COVER, DISPLAY
3550FI3890A
168611
WIRE
440361
SEAL, PIPE
268712
PWB
266011
SWITCH ASSEMBLY, POWER
249701
SPRING, BUTTON(SWITCH ON/OFF)
Refer to
ASSEMBLY, MAIN
Refer to
Refer to
ASSEMBLY, EXHAUST
appendix
appendix
MOTOR HOUSING
appendix
5231FI3767C
EXHAUST
5230FI4736A
Refer to
CORD, WINDING
appendix
4510FI2439T
Refer to
appendix
3550FI3802A
ASSY, CONNECTOR
ASSEMBLY, DISPLAY
LEVER CORD
HT TYPE
6801FI3464S
HT TYPE
3920FI3788A
PIPE, CONNECTOR
Refer to
appendix
6601FI3149B
NT TYPE
4I70024C
NT TYPE
-15-
3828Fi5900A
LOCATION No.
DESCRIPTION
ASSEMBLY, DUST
PART No.
743895
TANK
748382
TANK, DUST
736501
HANDLE, CARRIER
Refer to
appendix
533001
PLATE, BOTTOM
Refer to
appendix
140261
LATCH
4026FI3687C
749702
SPRING, COIL(TANK, DUST)
4970FI3217C
340261
LATCH
4026FI2416B
349701
SPRING LATCH
4970FI3217E
748394
COVER, ASSEMBLY, DUST
239402
SPONGE ABSORBING
152313
FILTER
452153
HOSE ASSEMBLY, FLEXIBLE
452151
HOSE ASSEMBLY, FLEXIBLE
652012
PIPE
652491
ASSEMBLY, CLEAN
ASSEMBLY, TELESCOPIC
Refer to
REMARK
appendix
4838FI1417A
Refer to
appendix
3940FI3744F
5231FI2497B
Refer to
appendix
5215FI1351Q
Refer to
appendix
NOZZLE, UPHOLSTERY
Refer to
appendix
652031
BRUSH ASSEMBLY, DUST
Refer to
appendix
650581
TOOL, CREVICE
Refer to
appendix
552495
NOZZLE ASM, TURBINE
5249FI1431B
652013
PIPE
ASM, ELBOW
5201FI1005B
552491
NOZZLE ASM, FLOOR
Refer to
-16-
3828Fi5900A
appendix
NT TYPE
APPENDIX
1. THE TYPE OF POWER CORD & PARTS NUMBER
TYPE
A-1
TYPE OF PLUG
CORD REEL ASS'Y P/NO
(L/NO.:146871)
17
12.7
17
S-1
6.3
19
C-2
4.8
4687FI1491B
(V-C7351NT/V-C7352HE/V-C7353HTU)
19
19
4
C-1
19
Color identification
of fuse
B-3
Brown
13A
Yellow
5A
Blue
3A
-17-
3828Fi5900A
2. MODEL No. & PARTS NUMBER
LOCATION NO.
DESCRIPTION
V-C7353HTU
V-C7352HE
V-C7351NT
(ATVQBWT)
(ABTQBWT)
(AGTQBWT)
130401
BASE, BODY
3040FI1537A
3040FI1537C
3040FI1537C
146611
WHEEL ASSEMBLY
4661FI2416Q
4661FI2416R
4661FI2416S
235501
COVER, BODY
3550FI1796D
3550FI1796E
3550FI1796F
135508
COVER, BODY SUB
3550FI1797D
3550FI1797E
3550FI1797F
335504
COVER, TOP
3550FI2608D
3550FI2608E
3550FI2609A
268712
PWB
6871FX3078B
6871FX3078B
6871FX3078C
136511
HANDLE ASSEMBLY
3651FI1318A
3651FI1318B
3651FI1318C
748395
TANK
4839FI1024A
4839FI1024B
4839FI1024C
736501
HANDLE, CARRIER
3650FI3342A
3650FI3342B
3650FI3342C
533001
PLATE, BOTTOM
3300FI1467D
3300FI1467E
3300FI1467F
748394
COVER, ASSEMBLY, DUST
3551FI1676D
3551FI1676E
3551FI1676F
652012
PIPE
5201FI2493F
5201FI2438N
5201FI2438D
652491
NOZZLE, UPHOLSTERY
5249FI2456A
5248FI2259C
5248FI2259C
652031
BRUSH ASSEMBLY, DUST
5203FI2072G
5202FI3474B
5202FI3474B
650581
TOOL, CREVICE
5058FI3592A
5058FI3462C
5058FI3462C
552491
NOZZLE ASM, FLOOR
5249FI1421G
5249FI1421E
5249FI1421E
452153
HOSE ASSEMBLY, FLEXIBLE
5215FI1353F
5215FI1330T
ASSEMBLY, DISPLAY
ASSEMBLY, DUST
ASSEMBLY, TELESCOPIC
REMARK
3. MOTOR & P.C.B ASSY PARTS NUMBER
LOCATION
NO.
146811
DESCRIPTION
MOTOR ASSY, VC
PART NO.
REMARK
4681FI2457A
VMC420E5 230V 50Hz
(V-C7351NT/V-C7352HE/V-C7353HTU)
LOCATION
NO.
168711
DESCRIPTION
PWB(PCB) ASSEMBLY,
PART NO.
REMARK
6871FX2208D
230V/50Hz(H**)
6871FX2195C
230V/50Hz(NT)
MAIN
-18-
3828Fi5900A
3828Fi5900A
August.
P/No.
:
3828Fi5900A
2004
Printed in Korea