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LG Electronics V-C7050NT manual

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Table of contents for the manual

  • Page 1

    V A CUUM CLEANER SER VICE MANU AL MODEL: V -C7050NT , V -C7050HT V -C7070CT , V -C7070CP CA UTION BEFORE SER VICING THE UNIT , READ THE “SAFETY PRECA UTIONS” IN THIS MANU AL.[...]

  • Page 2

    2 CONTENTS SAFETY PRECA UTIONS ......................................................................................................................... 3 CA UTIONS ................................................................................................................................................ 3 DESCRIPTION ..........................[...]

  • Page 3

    3 BEFORE OPERA TING THIS V A CUUM CLEANER, READ THIS SER VICE MANU AL THOROUGHL Y , AND OBSER VE EA CH POINT CAREFULL Y . BEFORE A TTEMPTING T O SER VICE OR ADJUST ANY P ART OF THE V A CUUM CLEANER, DISCONNECT THE ELECTRICAL PO WER SUPPL Y CORD FROM THE W ALL OUTLET . 1. Motor filter(Air Cleaner) 1) This filter is reusable. 2) Never use the vacuum [...]

  • Page 4

    4 DESCRIPTION SPECIFICA TIONS Telesscopic Pipe ASS'Y Flexible Hose ASS'Y ATTACHMENTS Power Cord Filter Cover Nozzle ASS'Y Cord Reel Button Dust Tank UPHOLSTERY NOZZLE DUSTING BRUSH & CREVICE TOOL BRUSH ASS'Y This specifications are subject to change according to the buyer ’ s request. • MODEL : REFER TO THE COVER PAGE ?[...]

  • Page 5

    5 • 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, don ’ t disassemble except for the necessary parts. It is not necessary to disassemble the parts that are not detailed in the explod[...]

  • Page 6

    6 TR OUBLE SHOO TING 1. SWITCH ON BUT MO T OR DOES NO T TURN 2. SWITCH ON, MO T OR DOES NO T 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) co[...]

  • Page 7

    7 3. SWITCH OFF BUT MO T OR TURNS 4. WEAK SUCTION PO WER 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 fore[...]

  • Page 8

    8 5. VIBRA TION NOISES 6. RADIO , TV RECEPTION DISTURB ANCE 7. IMPR OPER TUBE OR NOZZLE CONNECTION Loose parts Secure firmly. Unbalanced motor assembly Exchange or repair the motor. Foreign matters are attached to the impeller. Remove the foreign matters. Poor carbon brush rectification Exchange the motor. Poor cord, lead wire Exchange cord, lead w[...]

  • Page 9

    9 BLOCK DIA GRAM (V -C7050NT) SCHEMA TIC DIA GRAM (V -C7050NT) PRESSURE S/W PO WER S/W CORD REEL ASS'Y LED PWB ASM M OTOR PLUG MAIN PWB ASM GY GY BK GY RD BR BR RD BL BL T/P M C1 0.47 µ F 250V C5 0.1 µ F 250V C2 0.1 µ F 250V R1 100 1/2W C4 100G µ F 16V R6 10,1/2W D1 1N4007 Q1 C3198 FLICKER C3 OPTO-TRIAC 16 24 PRESSURE S/W LED1 6871FX3078 P[...]

  • Page 10

    10 BLOCK DIA GRAM (V -C7050HT) SCHEMA TIC DIA GRAM (V -C7050HT) PRESSURE S/W SLIDE V OLUME HOSE PO WER S/W LED PWB ASM SUB PWB ASM MAIN PWB ASM BR BR RD RD BL BL BK GY GY GY T/P POWER S/W MOTOR BD1 C1 0.47uF /AC250 R1 470K 1/2W R10-1 470K 1/2W R16 1.5K R12 5.6K R13 1K C4 2200uF 16V Q3 C3198 C3 0.47uF /100V D6 1N4002 R11 390 IC2 R14 100 R9 100 R15 1[...]

  • Page 11

    11 BLOCK DIA GRAM (V -C7070CT) DISPLA Y PWB ASM SUB PWB ASM PRESSURE S/W DUST SENSOR PWB ASM HOSE PWB ASM DUST SESM PWB ASM MAIN PWB ASM RD RD BL BL T/P[...]

  • Page 12

    12 CIRCUIT DIA GRAM (V -C7070CT) G M + ST-7L EL-7L + 15 30 20 AVref CST4.0M X-TAL 19 1M Xout VSS 18 R8 Xin VDD R56 R2 330 470 1/2W BD1 DF01M R6 IC2 KIA78L05P 0.1uF C5 O C4 0.1uF 1000uF C3 I 1N4002 D1 10K 1uF KRC107M Q3 470 R4 100K R5 2 TLP762JF 4 1 IC1 6 R3 1/2W 250V 0.47uF C1 TRANS 0.1uF 100 R1 630V T1 T2 G SM12JZ47 TRIAC C2 13 GMS81504(T) R40/INT[...]

  • Page 13

    13 EXPLODED VIEW 152313 140561 249701 135507 146871 139204 252301 149741 146611 145103 333002 748382 135506 333003 139202 146811 239402 130401 148201 144411 149308 750063 235505 252311 235504 236601[...]

  • Page 14

    14 150061 135509 135510 335503 136501 168711 168711 235501 140261 349701 135508 166012 249011 452002 250201 249701 168711 268712 268712 168711 135510 135509 268711 440361 468011 452003 435506 440361 468712 468711 452003 435506 V-C7070CT/CP V-C7050NT V-C7050NT/HT V-C7070CT/CP V-C7050NT V-C7050NT V-C7050NT/HT V-C7070CT 268712[...]

  • Page 15

    15 452151 652012 436501 449321 552491 652031 652032 652481 452151 449321 435501[...]

  • Page 16

    16 452151 449321 435501[...]

  • Page 17

    17 REPLA CEMENT P ARTS LIST 130401 Refer to appendix BASE, BODY 135506 3550FI3800A COVER, MOTOR HOUSING 135507 Refer to appendix COVER, CORD REEL 135508 Refer to appendix COVER, BODY SUB 135509 Refer to appendix BOARD, DISPLAY 135510 3550FI3805A COVER, SENSOR V-C7050NT/HT 3550FI2513A V-C7070CT/CP 136501 Refer to appendix HANDLE, CARRIER 139202 3920[...]

  • Page 18

    18 249011 4901FI3435B DAMPER, ASS'Y 249701 4970FI4724A SPRING, BUTTON V-C7050NT 250201 Refer to appendix BUTTON, POWER SWITCH 2 5 2 301 5231FI3758C FILTER ASS'Y, CLEAN 252311 5231FI3767A FILTER ASS'Y, EXHAUST 268712 6871FX3078A PWB(PCB) ASS'Y, DISPLAY V-C7050NT/HT 6871XF3080A V-C7070CT/CP 333002 Refer to appendix PLATE, COVER(L)[...]

  • Page 19

    19 APPENDIX 1. THE TYPE OF PO WER CORD & P ARTS NUMBER TYPE A-1 S-1 C-2 C-1 B-3 4687FI1420X TYPE OF PLUG CORD REEL ASSY P/NO.(L/NO.146871) 17 12.7 19 19 4.8 19 19 4 17 6.3 Color identification of fuse Brown Y ellow Blue 13A 5A 3A[...]

  • Page 20

    20 2. COLOR & P ARTS NUMBER 3. MO T OR & PWB ASS ’ Y P ARTS NUMBER PART NO. REMARK LOCATION NO. DESCRIPTION 4681FI2451A VMC400E5, 230V/50Hz V-C7030NT 4681FI12457A VMC420E5, 230V/50Hz V-C7040TN/C7045HT 4681FI2456B VMC460E5, 220~230V/50Hz V-C7050NT/HT 4681FI2456D VMC460E8, 220~230V/50Hz V-C7070CT/CP 146811 MOTOR ASS'Y, VC 4681FI2456E V[...]

  • Page 21

    21 MEMO[...]

  • Page 22

    22 MEMO[...]

  • Page 23

    P/No . : 3828FI3816A December , 2001 Printed in K orea[...]