Daewoo RC-805 User manual

Service Manual
Vacuum Cleaner
Model : RC-805
DAEWOO ELECTRONICS CO., LTD.
OVERSEAS SERVICE DEPT.

CONTENTS
1. SPECIFICATIONS 1
2. DESCRIPTIONS 2
3. DIAGRAM 6
4. CAUSE OF TROUBLE AND COUNTERMEASURE 9
5. DISASSEMBLING AND TREATMENT 11
6. EXPLODED VIEW AND PARTS LIST 17

2
2. DESCRIPTIONS
A DUST METER
B HOSE HANDLE * AIR CONTROL VALVE (MODEL : RC-805, RC-805B)
* POWER CONTROL (MODEL : RC-805H)
C CORD REWIND BUTTON
D POWER CORD
E ON/OFF BUTTON
F CLEANING TOOLS * CREVICE TOOL
* DUSTING BRUSH
G HOSE ADAPTER
H KEEPING * HOSE HANGER, PIPE HOLDER (MODEL : RC-805, RC-805B)
* PIPE HOLDER (MODEL : RC-805H)
I POWER CONTROL KNOB *RC-805B
2-1. ASSEMBLY

PIPE HOLDER HOSE
HANGER
HOSE
DUST
COVER
HANDLE
WIDE SUCTION
BRUSH
3
CLOSE
OPEN
2-2. MODEL RC-805
B
HOOK HOSE HANGER
GROOVE
H
D
E
A
CREVICE TOOL
ROTATE DUSTING BRUSH
F
BUTTON
G
C

4
PIPE HOLDER HOSE
HANGER
HOSE
DUST
COVER
HANDLE
WIDE SUCTION
BRUSH
CLOSE
OPEN
2-3. MODEL RC-805B
B
HOOK
HOSE HANGER
GROOVE
H
D
E
A
CREVICE TOOL
ROTATE DUSTING BRUSH
F
BUTTON
G
C
POWER CONTROL
KNOB
MIN MAX
I

5
PIPE HOLDER HOSE
HANGER
HOSE
DUST
COVER
HANDLE
WIDE SUCTION
BRUSH
MAX
HIGH
MID
MIN
POWER CONTROL
STOP
2-4. MODEL RC-805H
B
GROOVE
H
D
E
A
CREVICE TOOL
ROTATE DUSTING BRUSH
F
BUTTON
G
C

6
3. DIAGRAM
3-1. WIRING DIAGRAM
S/W
THERMO STAT
BK
BKBK WH
WH
BL
WH
WH
P.C.B
BL
BL
MOTOR
CORD REEL
1) MODEL RC-805
S/W
THERMO STAT
BK BK
BK BK WH
SLIDE VOLUME
WH
P.C.B
BL
BL
MOTOR
CORD REEL
2) MODEL RC-805B

7
S/W
THERMOSTAT
BK BK
BK BK WH
SLIDE VOLUME
WH
P.C.B
BL
BL
MOTOR
CORD REEL
3) MODEL RC-805H

8
3-2. CIRCUIT DIAGRAM
AC 230V/50Hz
POWER SWITCH THERMOSTAT
C1 COIL MOTOR
PART NAME SPEC.
POWER SWITCH AC 250V, 7A
THERMOSTAT N85˚C
MOTOR VH112CA020
C1 474K
COIL 1mH, 8A
1) MODEL RC-805
AC 230V/50Hz
THERMOSTAT
C3
PART NAME SPEC.
R1, R2 10K OHM, 1/2W
R3 180K OHM, 1/2W
R4 240K OHM, 1/2W
R5 100 OHM, 1W
TRIAC 600V, 16A
DIAC 37V, 41V, D84
C1, C2, C3 AC 600V, 104K
FILTER COIL 130uH, 12A
S/V (SILDE VOLUME) 500K OHM
MOTOR VH112CA020
THERMOSTAT N85˚C
MOTOR 12uH, 8A
COIL COIL
C2
R5
FILTER COIL
T2T1
G
R4
R3
DIAC
TRIAC
C1 R1 R2
YELLOW
YELLOW
S/V
500K
MOTOR
2) MODEL RC-805B

9
4. CAUSE OF TROUBLE AND COUNTERMEASURE
TROUBLE CAUSE
FILTER BAG (PAPER OR CLOTH)
IS FULL WITH DUST
SUCTION POWER IS WEAK CLOGGING OR TEAR IN HOSE
DEFECTIVE MOTOR
CHANGE IT WITH NEW
ONE
BREAKING IN POWER CORD
(AT BLADE TIP OR ROOT OF
PLUG)
CLEANER DOES NOT
WORK
REPLACE THE POWER
CORD (SEE 5-3)
BREAKING OF CONNECTIONS
IN HOSE ASSEMBLY (805H) REPAIR (SEE 5-4)
DEFECTIVE SLIDE VOLUME
LOCATED IN HOSE HANDLE
(805H)
REPLACE IT
(SEE 5-4)
DEFECTIVE PCB ASSEMBLY
(805, 805B, 805H) REPLACE IT (SEE 6-1, 6-3)
BREAKING OF CONNECTIONS
OR POOR CONTACTS IN CORD
REEL ASSEMBLY
REPAIR
(SEE 5-3)
DEFECTIVE MOTOR REPLACE IT
(SEE 5-2)
BREAKING OF CONNECTIONS IN
BODY ASSEMBLY REPAIR
DEFECTIVE SWITCH REPLACE IT
(SEE 6-3)
DEFECTIVE PCB ASSEMBLY
(805B, 508H)
MOTOR DOES NOT STOP
EVEN IF SWITCH OFF REPLACE IT (SEE 6-1, 6-3)
REMOVE OBSTACLE OR
REPLACE THE HOSE
REPLACE THE MOTOR
(SEE 5-2)
COUNTERMEASURE

10
TROUBLE CAUSE
BROKEN REEL SPRING OF
CORD REEL
POWER CORD IS NOT
WOUND UP
REPLACE IT
(SEE 5-3)
ABRASION OF THE ROLLER
BRAKE OF CORD REEL
POWER CORD DOES NOT
STOP AT AN ARBITRARY
POSITION
REPLACE THE ROLLER
BRAKE (SEE 5-3)
LEVER SPRING BROKE AWAY
FROM THE CORD REEL
BRACKET
REPAIR
(SEE 5-3)
POWER CORD BROKE AWAY
FROM THE BOBBIN
¡CAUTION - BE CAREFUL WHEN BREAKING UP THE CORD REEL. THE REEL SPRING MAY
SPRING OUT OF THE SPRING COVER.
REPAIR
(SEE 5-3)
COUNTERMEASURE

11
5. DISASSEMBLING AND TREATMENT
4
6
PUSH
PUSH
PUSH
PULL
PULL
PUSH
1
3
4
5
2
6
SILENT
5-1. CLEANER ASSEMBLY
1) SEPARATE THE CORD REWIND BUTTON ¤AND THE SWITCH BUTTON ¤Ł FROM THE BODY
COVER ¤Ø.
2) OPEN THE DUST COVER ¤ŒAND UNSCREW THE 4 SCREW ¤ºTHEN LIFT THE COVER ASSEMBLY
(¤Ø£«¤Œ ) UP FROM THE BODY ASSEMBLY ¤.

12
1
234 5 6
12
10
11
12
11
10
7
8
9
8
6
797
LEAD
SLIT
SLIT
SLIT
LEAD
CORD REEL
ASSEMBLY
BODY
ABSORBER
VIBRATION
MOTOR ASSEMBLY
(GUIDE AIR ASSEMBLY) (CASE MOTOR REAR ASSEMBLY)
PROJECTION
5-2. MOTOR ASSEMBLY
1) TAKE THE MOTOR ASSEMBLY OUT OF THE BODY.
2) UNSCREW THE 4 SCREW ¤.
3) CHECK THE MOTOR ¤Œ(WHETHER THE MOTOR IS BURNT OUT OR NOT).
4) WHEN ASSEMBLING, INSERT THE LEADS INTO THE SLIT AND MEET THE PROJECTION TO THE
SLIT.

13
5
37
8
9
1
15
14
10 12
12
13
11
2
7
19
11
8
22
21
20
6
5
16
18
17
2
6
4
A
VIEW A
(LEVER ASSEMBLING)
ROLLER
BRAKE
DAEWOO RC-805
125V 12A / 250V 10A
105 C CORD
Not for Hard Usage.
5-3. CORD REEL ASSEMBLY

14
1) TAKE THE CORD REEL OUT OF THE BODY.
2) UNSCREW THE SCREW §AND SEPARATE THE BOBBIN ¤ıFROM THE BRACKET ¤AND CHECK
THE CONTACTS BETWEEN THE Y TYPE TERMINALS (¤, ¤) AND THE RING TYPE TERMINALS (¤,
¤æ).
3) CHECK THE LEVEL SPRING ¤º.
4) IF THE ROLLER BRAKE ¤ØIS WORN OUT, UNSCREW THE SCREW ¤AND SEPARATE THE LEVER
¤ŁFROM THE BRACKET ¤, THEN REPLACE THE ROLLER BRAKE ¤Ø. AT THIS TIME, THE BOBBIN ¤ı
IS ROTATED COUNTERCLOCKWISE DUE TO THE PRESERVED WINDING.
5) IF THE REEL SPRING §æIS BROKEN, UNSCREW THE 2 SCREWS §AND REPLACE IT.
CAUTION : WHEN DISASSEMBLING, THE REEL SPRING MAY SPRING OUT OF THE COVER.
6) UNSCREW THE SCREW ¤AND PART BOBBIN ¤ı.
7) CHECK THE CONNECTIONS BETWEEN THE POWER CORD ¤AND THE RING TERMINALS (¤, ¤æ)
8)WHEN ASSEMBLING, MAKE THE RESERVED WINDING 6 REVOLUTIONS OF THE BOBBIN
CLOCKWISE.

15
23 24
15
15
16
17
22
18
16
20 21 19 24
5
13 12 11 10 8
4
3
1
6
2
8
9
7
HOLE
5-4. HOSE ASSEMBLY (RC-805H)
1) UNSCREW THE 2 SCREWS §łAND CHECK WHETHER THE KNOB §IS BROKEN OR NOT.
2) CHECK THE SLIDE VOLUME §.
3) CHECK THE CONNECTIONS THE TERMINALS AND THE WIRES.
4) UNSCREW THE SCREW ¤AND CHECK THE CONNECTIONS (¤Ø, ¤).
5) CHECK THE CONTACTS BETWEEN THE TERMINAL §AND THE TERMINAL ¤æ.

16
11
26
710
9
8
4
3
5
11
13
12
5-5. WIDE SUCTION BRUSH
1) TO SEPARATE THE COVER ¤æFROM THE BODY ¤, UNSCREW THE 4 SCREWS ¤Œ.
2) TO SEPARATE THE PIPE ¤FROM THE NECK ¤, TAKE THE HOOKS ¤OUT OF THE PIPE ¤BY
USING AN AWL.

17
6. EXPLODED VIEW AND PARTS LIST
6-1. CLEANER ASSEMBLY
6
71
3
7
9
4
5
11
12
13
14 16
15
17
10
12
2
8DAEWOO RC-805
125V 12A / 250V 10A
105 C CORD
Not for hard Usage.
1) MODEL RC-805 (3620006100)

18
NO PART NAME PART CODE SPECS. Q¡¡flfl TY
1 BODY 3620404800 ASSY 1
2 ABSORBER VIBRATION 3620106600 CR FOAM 1
3 FILTER 3621903100 PE 1
4 PCB ASSY(FILTER) 3624305300 1MH, 104K, 230V/50HZ 1
5 ASSY MOTOR 3620006300 ASSY 1
6 CORD REEL AS 3629504600 ASSY 1
7 COVER AS 3621413900 ASSY 1
8 WINDOW DM 3625500600 FE FILM 1
9 SCREW TAPPING 7121402011 T2S PAN 4X20 MFZN 4
10 BUTTON CR 3626602300 ABS 1
11 BUTTON SW 3626602400 ABS 1
12 SPRING BUTTON 3625104400 HSW3 2
13 NOZZLE CREVICE 3628100300 PP 1
14 BRUSH DUSTING AS 3629303300 ASSY 1
15 HOSE AS 3623204800 ASSY 1
16 PIPE PLA AS 3624406800 ASSY, PLA+HOLD 1
17 BRUSH AS 3629303100 ASSY 1

19
5
61
3
6
8
4
10
11
12
13 15
14
16
10
11
2
7
PCB ASSY'S
HARNESS
DAEWOO RC-805
125V 12A / 250V 10A
105 C CORD
Not for hard Usage.
2) MODEL RC-805B (3620006400)