LG V-C3145RD Service Manual ▷ View online
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SAFETY PRECAUTIONS
BEFORE OPERATING THIS VACUUM CLEANER, READ THIS SERVICE MANUAL THOROUGHLY,
AND OBSERVE EACH POINT CAREFULLY.
AND OBSERVE EACH POINT CAREFULLY.
P/NO: 3828Fi5870A
1. Change the paper bag or clean the cloth
bag in case the indicator moves toward red.
1) If the dust bag is full, intake power will be reduced.
2) When the dust bag is full of dust, pull out the dust
2) When the dust bag is full of dust, pull out the dust
bag from the inside of body base.
2. Filter
1) The filter is composed of a moter safety filter, an
exhaust filter and a paper bag or a cloth bag.
2) Never use the vacuum cleaner without filters.
It may harm to the motor.
3) When the cloth bag, the moter safety filter and the
exhaust filter are soiled, wash the filter with neutral
cleanser.
Note : Re-use of the cloth bag, clean filter and
cleanser.
Note : Re-use of the cloth bag, clean filter and
exhaust filter.
• Never wash the filter in a washing machine or in a
dishwasher.
• Never use hot water for washing the filter.
• Re-use the filter after drying it completely in the
• Re-use the filter after drying it completely in the
shade.
• Do not dry near fire or direct sun ray.
3. Dust indicator
Dust indicator shows you red color when the filter is full
of dust.
Then, change the paper bag with new one or clean the
cloth bag.
of dust.
Then, change the paper bag with new one or clean the
cloth bag.
4. Avoid suction such materials as:
1) Liquid or wet dust: Clogging the ventilation holes,
reduces the intake power significantly and harms the
motor.
motor.
2) Inflammable liquids such as benzene, alcohol or sol-
vents.
3) Burning objects such as cigarette butts.
4) Bulky objects such as vinyl, paper, etc.
5) Sharp objects such as needles, pins, metal or glass
4) Bulky objects such as vinyl, paper, etc.
5) Sharp objects such as needles, pins, metal or glass
particles, etc.
5. Attachments
• Nozzle : For cleaning wooden floor, the room floor and
carpet.
• Crevice Tool: for cleaning any crevice, inside corners
of window frames.However, do not use the crevice tool
more than 20 minutes because it may cause harm to
the motor.
more than 20 minutes because it may cause harm to
the motor.
• Dusting brush : For cleaning clothes curtains.
6. 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.
Children's carelessness may cause damage
to the cleaner or injure persons.
7. Air exhausted from the vacuum cleaner is
normally warm. But if extraordinarily hot air
is exhausted, check if the extension wands,
hose or dust bag is clogged or not.
is exhausted, check if the extension wands,
hose or dust bag is clogged or not.
8. 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 ELEC-
TRICAL POWER SUPPLY CORD FROM THE WALL OUTLET.
TRICAL POWER SUPPLY CORD FROM THE WALL OUTLET.
1. Motor exchange
1) Separate the body cover and body base by unfastening the screws.
2) Disconnect the lead wires.
3) Lift the old motor and replace it with a new one.
2) Disconnect the lead wires.
3) Lift the old motor and replace it with a new one.
2. In case of exchanging other parts, refer to the exploded view.
SOLUTION
CAUSE
Check the power source
CHECKING
Poor plug insertion
Power cord cut
Interior lead wire cut
Motor(stator armature) coil cut
or damaged
or damaged
Poor contact carbon brush
defaced
defaced
Motor armature cut
Ball bearing defacement
Impeller hindrance
(Caused by foreign matters)
(Caused by foreign matters)
Insert again
The fuse is melt down
in the coverknife switch
in the coverknife switch
Exchange the fuse
Repair or exchange
Exchange the lead wire
Exchange the motor
Exchange or repair
Poor switch contact point
Exchange the switch
Exchange the motor
Exchange the motor
Remove the foreign matters
Normal
Abnormal
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TROUBLE SHOOTING
1. SWITCH ON BUT MOTOR DOSE NOT RUN.
P/NO: 3828Fi5870A
2. SWITCH ON, MOTOR DOES NOT RUN BUT BUZZES.
P/NO: 3828Fi5870A
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
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3. SWITCH OFF BUT MOTOR RUNS.
4. WEAK SUCTION POWER
P/NO: 3828Fi5870A
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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