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Service Manual
Vacuum Cleaner
Model: RC-300
DAEWOO ELECTRONICS CO., LTD.
1. SPECIFICATIONS
M O D EL RC-300
RATED VO LTAG E/FREQ U ENCY 230V/50Hz
IN PUT WATT 1200W (M AX)
W EIG HT (BO DY) 3.7kg
DIM ENSIO N (LHD) 354 X 240 X 262 m m
CO RD LENG TH 6m
PO W ER CO NTRO L BO DY O N/O FF
DUST M ETER M ECHANICAL
HO SE NO N-CURRENT 1.8m
EXTENSIO N PIPE 2 PLASTICS
NO ZZLE "W IDE SU CTIO N BRUSH, DUSTING BR USH,"
"CREVICE NO ZZLE,"
UPHO LSTERY NO ZZLE
1
2. DIAGRAM
2-1. WIRING DIAGRAM
SWITCH
BLACK
WHITE
THERMOSTAT
WHITE
PCB
BLACK
MOTOR WHITE
BLUE
CORD REEL
2-2. CIRCUIT DIAGRAM
THERMO STAT ON/OFF
250VAC 7.5A 7A 250VAC T85
M OTOR
230V/50Hz
CAPACITOR
0.22 /275VAC
AC
230V/50Hz
2
3. TROUBLE SHOOTING GUIDE
TRO UBLE CAUSE CO UNTERM EASUR E
SUCTIO N PO W ER IS FILTER BAG (PAPER O R C LO TH) CH ANG E IT W ITH NEW O NE
W EAK IS FULL W ITH D UST
CLO G G ING O R TEAR IN HO SE RE M O VE O BSTACLE O R
RE PLAC E THE HO SE
DEFFCTIVE M O TO R RE PLAC E THE M O TO R
CLEANER DO ES NO T BREAKING IN PO W ER CO RD RE PAIR
W O RK (AT BLADE TIP O R RO O T O F CO RD)
BREAKING O F CO NNE CTIO NS O R PO O R RE PAIR
CO NTACTS IN CO RD REEL A SSEM BLY
DEFECTIVE M O TO R RE PLAC E IT
BREAKING O F CO NNE CTIO NS IN BO DY RE PAIR
ASSEM BLY
DEFECTIVE SW ITCH RE PLAC E IT
PO W ER CO RD IS NO T BRO KEN REEL SPR ING RE PLAC E IT
W O UND UP PO ER CO RD BRO KE AWAY RE PAIR
FRO M THE BO BBIN
CAUTION BE CAR EFU L W HEN BREAKING U P THE CO RD REEL.
THE REEL SPRING M AY SPRING O UT O F THE SPRING CO VER.
PO W ER CO RD DO E S ABRASION OF THE ROLLER BRAKE(STOP- RE PLAC E THE RO LLER
NO T STO P AT AN PER CR) O F CO RD REEL BR AKE (STO PPER CR)
ARBITRARY POSITION LEVER S PRING BRO KE AWAY FRO M THE RE PAIR
CO RD REEL BR ACKET
3
4. DISASSEMBLING AND TREATMENT
4-1. CLEANER ASSEMBLY
1 2
3
4
1) W hile standing the handle(1), unscrew the 2(+ ) screw s.
Lift the dust cover assem bly(2).
2) S eparate the case filter. U nscrew the 4(+) screw s.
3) R otate and lift the body cover assem bly(4).
4
4-2. CORD REEL ASSEMBLY
13
12
11
1
9
10 6
7
8
5
A
4
2 3 5
VIEW A
10
12
9
15
14
11
1) Take the cord reel out of the body cover.
2) U nscrew the screw and separate the bobbin from the bracket and check
the contacts betw een the Y term inals.
A t this tim e, the bobbin is rotated counterclockw ise due to the preserved w inding."
3) If the reel spring is broken, unscrew the 2 screw s and replace it."
CAUTION W HEN DISASSEM BLING , THE REEL SPRING M AY S PRING O UT O F THE CO VER."
4) U nscrew the screw and part bobbin.
5) C heck the connections betw een the pow er cord and the term inals.
6) W hen assem bling, m ake the reserved w inding 4 revolutions of the bobbin clockw ise."
5
5. EXPLODED VIEW AND PARTS LIST
5-1. BODY ASSEMBLY
10
7
6
8
9
5
3
4
2 2
1
NO PART NAME CODE SPEC. Q'TY
1 BO DY 3620406300 PP 1
2 RO LLER BACK 3624703400 PP 2
3 RO LLER FRO NT 3624703600 PP 1
4 SHAFT RO LLER 3624901000 SW RM 1
5 BRACKET RO LLER 3620601500 PP 1
6 HO LDER FILTER 3623004000 PP 1
7 SPRING HO LDER 3625106000 SK-5 1
8 G ASK ET 3624004800 RU BBER FO AM 1
9 FILTER - IN 3621904200 PO LYESTER 1
10 BAG FILTER 3620202500 " 2-LAYER, 3L" 1
11 SCREW TAPPING 7128401212 T2S WAS 4X12 1
6
5-2. BODY COVER ASSEMBLY
13
11
12
14
9 8
1
10
6
5
7
4
16
15
3 2
NO PART NAME CODE SPEC. Q'TY
1 CO VER BO DY 3621416900 PP 1
2 LEVER CR 3623702000 PC LEXAN 121 1
3 SPRING LEVER 3625104300 HSW 3 1
4 FRAM E S TO PPER 4565A35070 PO LY ACETAL 1
5 STO PPER CR 4569C35082 NBR 1
6 THERM O STAT 3629002100 KI T95 1
7 SCREW TAPPING 7121301211 T2S PAN 3X12 1
8 SW ITC H PUSH 3629002000 " 7A/250V, (SKT)" 1
9 HARNESS 3622710000 REC EP+W IR E (BK) 1
10 HARNESS 3622709600 REC EP+W IR E (W H) 1
11 M O TO R UNIVERSAL 3962511410 230V 1100W D M I 1
12 M O UNT M O TO R 3627900900 TPE 1
13 PACKING M O TO R 3624004900 SBR 1
14 SCREW TAPPING 7171402011 TT2 PAN 4X20 4
15 CASE FILTER 3621103000 PP 1
16 FILTER EXHAUST 3621904300 PO LYESTER 1
7
5-3. CORD REEL ASSEMBLY
13
12
11
1
9
10 6
7
8
5
A
4
2 3 5
VIEW A
10
12
9
15
14
11
NO PART NAM E CODE SPEC. Q'TY
1 BO BBIN 3629200600 PP 1
2 TERM IN AL O A 3628705800 " C2800S-H, T=0.5" 1
3 TERM IN AL O B 3628705900 " C2800S-H, T=0.5" 1
4 CO RD PO W ER 3621302500 250V 16A H05VVH2F TA-17 1
5 SUPPO RTE R 3625300100 PC LEXAN 500 1
6 SCREW TAPPING 7121301411 T2S PAN 3X14 M FZN 1
7 SHAFT RE EL 3624900510 PC LEXAN 500 1
8 SPRING AS 3625102005 " SUS301-EH+CO VER, 3800m m " 1
9 SCREW TAPPING 7121300811 T2S PAN 3X8 M FZN 3
10 BRACKET CR 3620601600 PC 1
11 TERM IN AL Y AS 3628709400 Y TER+W IRE(BK) 1
12 TERM IN AL Y AS 3628709500 Y TER+W IRE(W H) 1
13 SCREW TAPPING 7121400611 T2S PAN 4X6 M FZN 2
14 PCB AS 3624307600 RC-300 230V/50Hz 1
15 SCREW TAPPING 7121401411 T2S PAN 4X14 M FZN 1
8
5-4. DUST COVER ASSEMBLY
2
3
1
9
6 5 7 4
8
14 12
10 11
13
NO PART NAM E CODE SPEC. Q'TY
1 CO VER DUST 3621417900 ABS KR-2870 1
2 CLAM P C O VER 3621202000 ABS KR-2870 1
3 SPRING CLAM P 3625106400 HSW 3 1
4 HO USING DM 3626100300 G PPS 1
5 DUST M ETER 3629702100 ABS 1
6 CAP DM 3620903500 LDPE 1
7 SPRING DM 3625106300 SUS 1
8 SCREW TAPPING 7121401411 T2S PAN 4X14 M FZN 1
9 CO VER TO P 3621417100 PP 1
10 BUTTO N PO W ER 3626603600 ABS 1
11 BUTTO N CR 3626603700 ABS 1
12 SPRING 3625103400 HSW 3 CR BUTTO N 2
13 HANDLE 3622601400 PP 1
14 SCREW TAPPING 7121402011 T2S PAN 4X20 M FZN 2
9
5-5. HOSE ASSEMBLY
5 2 3 4 3 2 1
7 6
NO PART NAM E CODE SPEC. Q'TY
1 ADAPTER PIPE 3629101700 PP 1
2 HO LDER HO SE 4569A71021 PP 2
3 RING HO SE 3624600200 PP 2
4 HO SE 3623206300 " EVA, 1.8M " 1
5 PIPE HO SE 3624408200 PP 1
6 PACKING HO LE 3624005900 EVA SPO N G E 1
7 VALVE AIR 3625400400 PP 1
10
5-6. WIDE SUCTION BRUSH ASSEMBLY
6
7
1
8
2
9
4
3
5
NO PART NAM E CODE SPEC. Q'TY
1 BO DY B RUSH 3620406400 PP 1
2 CO VER BRUSH 3621417200 PP 1
3 NECK BR USH 3628001600 PP 1
4 PIPE BRUSH 3624408300 PP 1
5 RO LLER-B BRUSH 3624703000 SBS 2
6 RO LLER-F BRUSH 3624703100 SBS 2
7 SHAFT RO LLER 3624900900 PA 2
8 PICKER LITTER 3627000700 PA 2
9 SCREW TAPPING 7171401411 TT2 PAN 4X14 M FZN 4
11
5-7. EXTENSION PIPE AND NOZZLES
1
5 2
4 3
NO PART NAM E CODE SPEC. Q'TY
1 PIPE EXTENSIO N 3624408500 PP 2
2 HO LDER NO ZZLE 3623004200 PP 1
3 NO ZZLE CREVICE 3628100600 PP 1
4 BRUSH D USTING 3629305000 PP + NYLO N 1
5 N O ZZLE UPHO LSTERY 3628100700 PP + PICKER LITTER 1
12