LG V-C7770CTV Service Manual ▷ View online
DESCRIPTION
ATTACHMENTS
Nozzle ASS'Y
UPHOLSTERY NOZZLE
DUSTING BRUSH & CREVICE TOOL
BRUSH ASS'Y
CANISTER
●
V-C7760HE
●
V-C7760NE
●
V-C7760NT/NE
Motor Cover
Power Cord
Switch Button
(ON/OFF)
(ON/OFF)
Cord Reel Button
Dust Tank
Flexible Hose ASS'Y
Telesscopic
Pipe ASS'Y
Pipe ASS'Y
-4-
SPECIFICATIONS
3828Fi3822A
• MODEL : REFER TO THE COVER PAGE
• POWER SOURCE : ON RATING PLATE
• POWER CONSUMPTION : ON RATING PLATE
• POWER CONTROL :
• POWER SOURCE : ON RATING PLATE
• POWER CONSUMPTION : ON RATING PLATE
• POWER CONTROL :
- MAIN : SLIDE CONTROL (F/HOSE)
(V-C7760HT/HE)
MICOM CONTROL (F/HOSE)
(V-C7770CT/CE)
PUSH ON/OFF(BODY)
(V-C7760NT/NE)
MICOM CONTROL (F/HOSE)
(V-C7770CT/CE)
PUSH ON/OFF(BODY)
(V-C7760NT/NE)
-SUB : VACUUM POWER ADJUSTMENT BY
SLIDE KNOB (V-C7760NT/NE)
• CORD LENGTH : 7 m
• HOSE LENGTH : 1.8 m
• NET WEIGHT : 5.2 kg
• PACKING WEIGHT : 9.0 kg
• NET DIMENSION : 298
• HOSE LENGTH : 1.8 m
• NET WEIGHT : 5.2 kg
• PACKING WEIGHT : 9.0 kg
• NET DIMENSION : 298
410
290 (W
D
H)mm
• PACKING DIMENSION : 330
565
330 (W
D
H)mm
• ATTACHMENTS
HOSE......................................................................... 1EA
TELESCOPIC PIPE ASSY ........................................ 1EA
NOZZLE ASSY ...........................................................1EA
DUSTING BRUSH & CREVICE TOOL ...................... 1EA
UPHOLSTERY NOZZLE ............................................1EA
BRUSH ASS’Y ............................................................1EA
EXTRA AIR FILTER ...................................................1EA
TELESCOPIC PIPE ASSY ........................................ 1EA
NOZZLE ASSY ...........................................................1EA
DUSTING BRUSH & CREVICE TOOL ...................... 1EA
UPHOLSTERY NOZZLE ............................................1EA
BRUSH ASS’Y ............................................................1EA
EXTRA AIR FILTER ...................................................1EA
• This specifications are subject to change according to the buyer's request.
3828Fi3822A
-10-
CIRCUIT DIAGRAM
BLOCK DIAGRAM
SCHEMATIC DIAGRAM
SLIDE VOLUME
LED PWB ASM
PRESSURE
S/W
SUB
PWB
ASM
PWB
ASM
MAIN
PWB
ASM
PWB
ASM
T/P
BK
BK
GY
BL
BL
BL
GY
BK
GY
BK
RD
BL
GY
GY
SLIDE VOLUME
LED PWB ASM
PRESSURE S/W
SUB
PWB
ASM
PWB
ASM
MAIN
PWB
ASM
PWB
ASM
M
T/P
BK
BK
GY
BL
BL
BL
GY
BK
GY
BK
RD
BL
GY
GY
MOTOR
BD1
C1
0.47uF
/AC250
R10
470K
1/2W
470K
1/2W
R10-1
470K
1/2W
470K
1/2W
R12
5.6K
C4
2200uF
25V
2200uF
25V
C3
0.47uF
/100V
0.47uF
/100V
D6
1N4002
IC2
R14
1K
R9
100
100
R15
24K
24K
S/VOL
R5
100
100
D5
1N4148
Q2
A1015
Q1
C3198
C3198
R7
11K
11K
R6
18K
18K
IC1
1
2
6
4
1
LED1
2
6
4
R4
11K
11K
R3
470
1/2W
470
1/2W
T2
T1
G
R2
330
1/2W
330
1/2W
VR1
20K
20K
R8
1K
M
+
TRANS
P - S/W
OPTO-TRIAC
OPTION
OPTO-TRIAC
T/P
(V-C7760HT/HE)
(V-C7760HT/HE)
(V-C7760HT/HE)
3828Fi3822A
-11-
BLOCK DIAGRAM
CIRCUIT DIAGRAM
M
C1
0.47
0.47
µ
F
250V
C2
0.22
0.22
µ
F
250V
C3
470
470
µ
F
16V
R1
1,1/2W
D1
1N4007
PRESSURE
S/W
LED1
6871FX3078
MAIN S/W
ZD1
5.6V
5.6V
R2
470
470
R3
10K
10K
+
SCHEMATIC DIAGRAM
POWER S/W
MOTOR
LED PWB ASM
PRESSURE
S/W
MAIN
PWB
ASM
PWB
ASM
BK
BL
BL
BR
BR
BK
GY
BK
GY
GY
LED PWB ASM
PRESSURE S/W
MAIN
PWB
ASM
PWB
ASM
M
BK
BL
BL
BR
BR
BK
GY
BK
GY
GY
POWER S/W
(V-C7760NT/NE)
(V-C7760NT/NE)
(V-C7760NT/NE)
3828Fi3822A
-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.
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.
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 body cover, raising the body cover.
2. Motor Assembly Replacement
1) Detach exhaust cover in the direction of the arrow and
unhook the motor covr with “
” driver.
2) Pull out the motor and disconnect the lead wires from it.
NOTE: Before attempting to service or adjust any part of the vacuum cleaner, disconnect the electrical power supply cord
from the wall outlet.
Motor Ass'y