LG V-C5574NT Service Manual ▷ View online
Poor connection
Poor switch
Carbon brush defaced
Motor armature cut
Foreign matters attached to
the impeller
the impeller
Low voltage
Hose and extension wands are
clogged with foreign matters
clogged with foreign matters
Filter bag or cloth bag is filled
with inhaled foreign matters
with inhaled foreign matters
Repair
Exchange the switch
Exchange the carbon brush
or the motor
or the motor
Exchange the motor
Remove the foreign matters
Inquire to the power utility
company
company
Remove the foreign matters
in the hose or extension wands
in the hose or extension wands
Low rotation speed
Motor turns normally,
but suction power is weak
but suction power is weak
Rotating switch is on low
mode
mode
Rotate it with clock-wise so
power is increasd
power is increasd
Remove the foreign matters
or exchange the filter bag or
clean the cloth bag
or exchange the filter bag or
clean the cloth bag
3. SWITCH OFF BUT MOTOR RUNS.
4. WEAK SUCTION POWER
-9-
3828Fi1001A
3828Fi1001A
-10-
Poor cord, lead wire
Poor carbon brush rectified
Poor electric connector
or receiver
or receiver
Exchange cord, lead wire
Exchange the carbon brush
or the motor
or the motor
Repair the electric connector
or receiver
or receiver
Poor capacitor
Exchange the capacitor
Bent connection parts
Poor connection
(Caused by foreign matters)
(Caused by foreign matters)
Exchange the parts
Remove the foreign matters
and reconnect
and reconnect
Loose parts
Unbalanced motor assembly
Foreign matters are attached
to the impeller
to the impeller
Poor carbon brush rectification
Secure firmly
Exchange or repair the motor
Remove the foreign matters
Exchange the carbon brush
or the motor
or the motor
Armature is cut or foreign
matters attached
matters attached
Exchange motor
Remove foreign matters
Remove foreign matters
5. VIBRATION NOISES
6. RADIO, TV RECEPTION DISTURBANCE
7. IMPROPER TUBE OR NOZZLE CONNECTION
-11-
3828Fi1001A
BLOCK DIAGRAM
CIRCUIT DIAGRAM
SCHEMATIC DIAGRAM
BROWN
BLUE
P
W
B
PLUG
S/W
BROWN
BLUE
P
W
B
S/W
PLUG
CORD
REEL
ASS’Y
V-C5574NT
3828Fi1001A
-12-
BLOCK DIAGRAM
CIRCUIT DIAGRAM
BROWN
BLUE
Slide
Volume
P
W
B
S/W
PLUG
CORD
REEL
ASS'Y
V-C5573ST
SCHEMATIC DIAGRAM
Slide
Volume
Volume
P
W
B
PLUG
BROWN
BLUE
S/W
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