Daewoo RC-407 Service Manual

Service Manual

Vacuum Cleaner

Model : RC-407

D AEWOO ELECTRONICS CO., LTD.
O VERSEAS SER VICE DEPT.

CONTENTS

1. SPECIFICATIONS 1

2. CIRCUIT DIAGRAM 2

3. CAUSE OF TROUBLE AND COUNTERMEASURE 3

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4.

DESCRIPTION 4

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DISCRIPTION LIST 5

5. EXPLODED VIEW AND PARTS LIST 6

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BODY (DOWN) ASS’Y 6

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BODY (DOWN) PARTS LIST 7

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COVER ASS’Y 8

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COVER PARTS LIST 9

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HOSE LINE ASS’Y 10

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HOSE LINE PARTS LIST 11

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SUCTION BRUSH ASS’Y 12

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SUCTION BRUSH PARTS LIST 13

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BOX FILTER ASS’Y 14

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BOX FILTER PARTS LIST 14

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ACCESSORY NOZZLES 15

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ACCESSORY NOZZLES PARTS LIST 15

1. SPECIFICATIONS

RATED VOLTAGE AND RATED FREQUENCY AC 220V / 50Hz

AC 230V / 50Hz
AC 230V / 50, 60Hz
AC 240V / 50 Hz

RATED INPUT 1200W

DIMENSION (W¡¿L¡¿H) 270¡¿482¡¿234(mm)

NET WEIGHT 7.3kg

CORD LENGTH 5m / 6m

1

2. CIRCUIT DIAGRAM

BLUE

BLACK

WHITE

BLUE

BLACK

WHITE

MOTOR

THERMOSTAT

250V 7.5A, 85˚C

SWITCH
250V 10A

POWER CORD
AC 250V, 7A

POWER

C3

104K

C2

104K

FILTER COIL
120µH, 12A

TRIAC

SM16JZ47

R5
100 1W

R4

R3

P.C.B

C1

104K

DIAC
DB4

YELLOW

YELLOW

S/V

R1 R2

LR-03 LP-03

HARNESS ASS'Y

WIRING DIAGRAM

M

WHWH

BK

CR

BK BK

BL

BK WH

WH

YW

SLIDE
VOLUME

T1 T2

PCB ASS'Y

YW

BL

AC 220V/50HZ 10KΩ 1/2W 10KΩ 1/2W 180KΩ 1/2W 240KΩ 1/2W 500KΩ 85˚C
AC 220V/60HZ 10KΩ 1/2W 10KΩ 1/2W 150KΩ 1/2W 160KΩ 1/2W 500KΩ 85˚C
AC 230V/50,60HZ 10KΩ 1/2W 10KΩ 1/2W 180KΩ 1/2W 180KΩ 1/2W 500KΩ 85˚C

AC 110V/50, 60HZ 1KΩ 1/2W 1KΩ 1/2W 91KΩ 1/2W 91KΩ 1/2W 200KΩ 85˚C

VOLTAGE R1 R2 R3 R4

SLIDE VOLUME THERMOSTA T

2

3. CAUSE OF TROUBLE AND COUNTERMEASURE

TROUBLE CAUSE

MOTOR DOSE NOT
ROTATE

COUNTERMEASURE

BREAK POWER CORD (AT
BLADE TIP OR ROOT OF PLUG)

DEFECTIVE PCB

BREAK THE LEAD WIRE

DEFECTIVE SWITCH REPLACE THE SWITCH

ABRASION CARBON
OF THE MOTOR

BREAK IN OTHER CONNECTION

DEFECTIVE SWITCH REPLACE

REPLACE THE POWER
CORD

REPLACE

REPAIR (SOLDER OR USE
CLOSED END TERMINAL)

REPLACE OR REPAIR

REPAIR

MOTOR DOSE NOT STOP
EVEN IF THE SWITCH IS
SET “OFF”

CORD IS NOT
WOUND UP AT ALL

CORD DOESN’T STOP AT
ARBITRARY POSITION

*Be careful when breaking up the cordreel. The reel spring can spring out of the cover .

SUCTION POWER IS LOW

DEFECTIVE PCB

THE CORD IS DRIVEN OR
TWISTED

INSUFFICIENT RESERVED
WINDING

BROKEN THE SPRING OF
CORD REEL

ABRASION OF THE BRAKE
ROLLER

DUST IS SUCKED EXCESSIVELY
INTO THE PAPER BAG

CLOGGING OR BREAK OF THE
HOSE OR EXTENSION PIPE

REPLACE

REPAIR

REPAIR

REPAIR

REPLACE

REPLACE THE PAPER BAG

REMOVE THE OBSTACLE
OR REPLACE HOSE/E.P.

THE FILTER BOX IS FILLED
WITH DUST

DEFECTIVE MOTOR REPLACE

REMOVE DUST OF THE
FILTER BOX

3