LG V-C7050NT, V-C7050HT, V-C7070CP, V-C7070CT User Manual

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VACUUM CLEANER
SERVICE MANUAL
MODEL: V-C7050NT, V-C7050HT
V-C7070CT, V-C7070CP
CAUTION
BEFORE SERVICING THE UNIT, READ THE “SAFETY PRECAUTIONS” IN THIS MANUAL.
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SAFETY PRECAUTIONS ......................................................................................................................... 3
CAUTIONS................................................................................................................................................ 3
DESCRIPTION.......................................................................................................................................... 4
SPECIFICATIONS..................................................................................................................................... 4
DISASSEMBLY ......................................................................................................................................... 5
TROUBLE SHOOTING ..............................................................................................................................6
BLOCK DIAGRAM.....................................................................................................................................9
SCHEMATIC DIAGRAM ............................................................................................................................9
CIRCUIT DIAGRAM.................................................................................................................................. 9
EXPLODED VIEW ...................................................................................................................................13
REPLACEMENT PARTS LIST.................................................................................................................17
APPENDIX .............................................................................................................................................. 19
1. THE TYPE OF POWER CORD & PARTS NUMBER .................................................................................19
2. COLOR & PARTS NUMBER..................................................................................................................20
3. MOTOR & PWB ASSY PARTS NUMBER ................................................................................................20
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BEFORE OPERATING THIS VACUUM CLEANER, READ THIS SERVICE MANUAL THOROUGHLY, AND OBSERVE EACH POINT CAREFULLY.
BEFORE ATTEMPTING TO SERVICE OR ADJUST ANY PART OF THE VACUUM CLEANER, DISCONNECT THE ELECTRICAL POWER SUPPLY CORD FROM THE WALL OUTLET.
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.
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.
SAFETY PRECAUTIONS
CAUTIONS
4
DESCRIPTION
SPECIFICATIONS
Telesscopic Pipe ASS'Y
Flexible Hose ASS'Y
ATTACHMENTS
Power Cord
Filter Cover
Nozzle ASS'Y
Cord Reel Button
Dust Tank
UPHOLSTERY NOZZLEDUSTING BRUSH & CREVICE TOOL BRUSH ASS'Y
This specifications are subject to change according to the buyers request.
MODEL : REFER TO THE COVER PAGE
POWER SOURCE : ON RATING PLATE
POWER CONSUMPTION : ON RATING PLATE
POWER CONTROL :
- MAIN : SLIDE CONTROL (F/HOSE) (V-C7050HT) MICOM CONTROL (F/HOSE) (V-C7070CT) PUSH ON/OFF(BODY) (V-C7050NT)
- SUB : VACUUM POWER ADJUSTMENT BY
SLIDE KNOB (V-C7050NT)
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 ASSY ................................ 1EA
NOZZLE ASSY.................................................. 1EA
DUSTING BRUSH & CREVICE TOOL.............. 1EA
UPHOLSTERY NOZZLE ................................... 1EA
BRUSH ASS'Y................................................... 1EA
CANISTER
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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, dont disassemble except for the necessary parts. It is not necessary to disassemble the parts that are not detailed in the exploded view.
DISASSEMBLY
NOTE: Before attempting to service or adjust any part of the vacuum cleaner, disconnect the electrical
power supply cord from the wall outlet.
1. Body Cover Assembly Replacement
1) Remove the dust tank from the set.
2) Remove the four screws fastening the body base.
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.
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.
Motor Ass'y
Cord Reel Ass'y
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TROUBLE SHOOTING
1. SWITCH ON BUT MOTOR DOES NOT TURN
2. SWITCH ON, MOTOR DOES NOT TURN BUT BUZZES
CHECKING
CHECK THE POWER SOURCE
The fuse is melt down in the coverknife switch.
Exchange the fuse.
Poor plug insertion Insert again.
Power cord cut Repair or exchange.
Interior lead wire cut Exchange the lead wire.
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.
Motor armature cut. Exchange the motor.
Ball bearing defacement
Exchange the motor.
Impeller hindrance (Caused by foreign matters)
Remove the foreign matters.
CAUSE SOLUTION
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3. SWITCH OFF BUT MOTOR TURNS
4. WEAK SUCTION POWER
Carbon brush defaced
Exchange the carbon brush or the motor.
Motor armature cut 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.
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.
Poor connection Repair.
Poor switch
Low rotation speed
Motor turns normally, but suction power is weak.
Exchange the switch.
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