Daewoo rcu-3006 series, rcu-3008 series Service Manual

Service Manual

Vaccum Cleaner

Model: RCU-3006/08 series

S/M No. : RCU3008001

Mar. 2006

✔Caution

: In this Manual, some parts can be changed for improving,

their performance without notice in the parts list. So, if you
need the latest parts information, please refer to PPL(Parts
Price List) in Service Information Center

Table of Contents

1. Specifications ----------------------------------------------------------1

2. External Views --------------------------------------------------------

-

2

3. Electrical Description (Diagram) --------------------------------

-

3

3-1. Wiring Diagram ------------------------------------------------------------3

3-2. Circuit Diagram ----------------------------------------------------------- 5

4. Trouble Shooting Guide --------------------------------------------7

5. Disassembling and Treatment ----------------------------------- 8

5-1. Cleaner Assembly --------------------------------------------------------8

5-2. Body Assembly ----------------------------------------------------------

-

10

5-3. Power Brush Assembly -----------------------------------------------

-

12

5-4. Hose Assembly ----------------------------------------------------------- 15

5-5. Handle Assembly --------------------------------------------------------

-

16

5-6. Brush Pedal Assembly ------------------------------------------------

-

17

6. Exploded View and Part List --------------------------------------18

6-1. RCU-3008 series Part List ---------------------------------------------18

6-1-1. Cleaner Assembly --------------------------------------------

-

18

6-1-2. Body Assembly ------------------------------------------------

-

20

6-1-3. Motor Assembly -----------------------------------------------

-

25

6-1-4. Cover Assembly ----------------------------------------------- 26

6-1-5. Dust Box Assembly ------------------------------------------

-

27

6-1-6. Power Brush Assembly -------------------------------------

-

29

6-1-6-1. Body PB Assembly ------------------------------- 32

6-1-6-2. Cover PB Assembly -----------------------------

-

34

6-1-6-3. Detachable Frame Assembly ------------------ 35

6-1-6-4. Roll Brush Assembly ----------------------------

-

37

6-1-7. Hose Assembly ------------------------------------------------ 38

6-1-8. Handle Assembly ---------------------------------------------

-

39

6-1-9. Brush Pedal Assembly --------------------------------------

-

40

6-2. RCU-3006 series Part List ---------------------------------------------42

6-2-1. Cleaner Assembly --------------------------------------------

-

42

6-2-2. Body Assembly ------------------------------------------------

-

44

6-2-3. Motor Assembly -----------------------------------------------

-

49

6-2-4. Cover Assembly ----------------------------------------------- 50

Same as RCU-3008's, Refer to clause 6-1-4.

6-2-5. Dust Box Assembly ------------------------------------------

-

50

Same as RCU-3008's, Refer to clause 6-1-5.

6-2-6. Power Brush Assembly -------------------------------------

-

50

6-2-6-1. Body PB Assembly ------------------------------- 53

6-2-6-2. Cover PB Assembly -----------------------------

-

55

6-2-6-3. Detachable Frame Assembly ------------------ 56

Same as RCU-3008's, Refer to clause 6-1-6-3.

6-2-6-4. Roll Brush Assembly ----------------------------

-

56

Same as RCU-3008's, Refer to clause 6-1-6-4.

6-2-7. Hose Assembly ------------------------------------------------ 56

Same as RCU-3008's, Refer to clause 6-1-7.

6-2-8. Handle Assembly ---------------------------------------------

-

56

Same as RCU-3008's, Refer to clause 6-1-8.

6-2-9. Brush Pedal Assembly --------------------------------------

-

56

Same as RCU-3008's, Refer to clause 6-1-9.

1. Specification

Model RCU-3008 series RCU-3006 series

Rating

Watts Max. 1800W Max. 1600W

Weights(Net)

Dimension (LxWxH)

Cord Length 10 m 7.2 m

Inner Filter

Exhaust Filter HEPA Filter Clean Filter

Head Light

Sub Brush

Accessory Nozzle

HEPA Filter

Pedal Brush

Crevice, Upholstery Nozzle, Dusting Brush

230 V / 50 Hz

1143 x 386 x 265 mm

9.3 kg

DAEWOO Electronics

DUO VAC Upright Series

1

2. External View

A. Dust Box G. Crevice Nozzle

B. Body H. Upholstery Nozzle

C. Power Brush I. Dusting Brush

D. Handle J. Cord Power

E. Hose K. Thermal Reset Hole

F. Pedal Brush

Below in back of Cleaner

B

A

C

D

E

I

F

H

G

J

K

2

3-1. Wiring Diagram

3-1-1. RCU-3008's Wiring Diagram

3. Electrical Descriptions

CEC

CEC

CEC

CEC

BODY

POWER

CORD

POWER

BRUSH

SWITCH

SWITCH

THERMOSTAT

CEC

CEC

CONNECTOR

CEC

PB

MAIN

MOTOR

LAMP

BRUSH

MOTOR

BRUSH

FBI
LAMP

SWITCH

PRESSURE

CONNECTOR

POWER

C1

3

3-1-2. RCU-3006's Wiring Diagram

CEC

CEC

CEC

BODY

BRUSH

POWER

CORD

POWER

BRUSH

SWITCH

SWITCH

THERMOSTAT

CEC

CONNECTOR

CEC

PB

MAIN

MOTOR

BRUSH

MOTOR

FBI
LAMP

SWITCH

PRESSURE

CONNECTOR

POWER

C1

4

3-2. Circuit Diagram

3-2-1. RCU-3008's Circuit Diagram

THERMOSTAT

SWITCH

MAIN

12VAC

230VAC
50/60Hz

0.33

㎌

85

℃

140mbar

275VAC

MOTOR

MAIN

N

SWITCH

L

PRESSURE

SWITCH

BRUSH

LAMP

FBI

C1

LAMP

BRUSH
MOTOR

SWITCH

SAFETY

5

3-2-2. RCU-3006's Circuit Diagram

SWITCH

MAIN

C1

0.33

㎌

THERMOSTAT

85

℃

140mbar

275VAC

MOTOR

MAIN

N

SWITCH

L

PRESSURE

SWITCH

BRUSH

LAMP

FBI

BRUSH

MOTOR

SWITCH

SAFETY

230VAC
50/60Hz

6

Trouble Cause Countermeasure

Suction power is Dust Box is full with Dust Remove the dust

weak

Small dust stick on Inlet Filter Shake off dust.

Clogging or tear in hose Remove obsctacle or

Replace the hose (See 5-1)

Defective Motor Replace it (See 5-1)

If there are much dust on the Inlet Filter, must remove them by tapping it

and then assemble and use it again.

This Inlet Filter is not washable.

When tapping, be careful not to damage the filter media.

Recommend the user to repalce the new one in every a year.

Fiter Warning Lamp Dust Box is full Empty Dust Box

(RED light )is lit up Inlet Filter get clogged Remove dust by tapping it

Aik Path is clogged from nozzle to cup Remove obstacle

Cleaner does not Open Motor Protector(Thermastat) After removing cocked

work by over heat. material and cooling,

Push the reset button.

( See page 2 )

Breaking in Power Cord Replace the power cord

(at blade tip or root of plug) (See 5-2)

Breaking of connections Repair (See 5-2,5-3)

or poor contacts of CEC in Body AS,

Power Brush AS.

Defective Motor Replace it (See 5-1)

Defective Switch Replace it (See 5-2)

Brushroll does not Cleaner is in storage state. Turn it to using state.

Rotate Because safety switch is closed

only in upright using state.

Breaking the Belt Replace it (See 5-3)

4. Trouble Shooting Guide

CAUTION

7

8

5-1. Cleaner Assembly

1) Remove DUST BOX AS - grasp LEVER BOX DUST and pull out DUST BOX AS

2) Remove FILTER EXHAUST AS - pull out it as above.

3) Remove HANDLE AS - push BUTTON HANDLE, lift it up.

4) Remove HOSE AS - Unscrew 6 SCREWs and remove it by using an awl or "-" scerw driver.

5. Disassembling & Treatment

LEVER
BOX DUST

DUST BOX AS

FILTER

EXHAUST AS

POWER

BRUSH AS

BUTTON
DETACHABLE

BUTTON
HANDLE

HOSE AS

HANDLE AS

8

5) Remove GUIDE HOSE - Unscrew a SCREW and lift it up.

6) Remove COVER AS - Unscrew 9 SCREWs and lift it up.

7) Remove CASE MOTOR FRONT & MOTOR AS - Unscrew 2 SCREWs and lift them up.

8) Check MOTOR - whether it is burnt out or not.

9) Check INTERNAL WIREs - whether them is broken, made a short circuit or not.

GUIDE HOSE

MOTOR AS

CASE MOTOR

FRONT

COVER AS

BODY AS

9

5-2. Body Assembly

1) Unscrew 6 SCREWs(#36) then remove ADAPTER HANDLE(#9) - check the path for PIPE

2) Unscrew a SCREW(#14) then remove BRACKET ROLLER AS(#13)

3) Unscrew 2 SCREWs(#8) then remove SUPPORT HANDLE(#12)

4) Unscrew a SCREW(#35) then remove GUIDE CORD(#21) - check it to be worn away.

9

10

11

13

13-1

13-4

13-2

13-3

14

9

12

20

21

35

36

36

38

10

5) Unscrew 3 SCREWs(#36) then remove COVER TOP(#31) - check the circuit
and check SWITCH PRESSURE(#39), SWITCH(#32)

6) Unscrew 2 SCREWs(#19) then remove THERMOSTAT(#18) - check it .

7) Unscrew 2 SCREWs(#36) then remove SUPPORT CORD(#34), POWER CORD(#33)
check Cord wire, if it is demaged, replace new POWER CORD.

1

23

23

4

4

5

6

6

7

15

8

16

17

18

19

22

23

7

33

31

32

36

34

39

36

36

40

41

42

tape

11

5-3. Power Brush Assembly

1) Unscrew 5 SCREWs (#9) then remove PLATE BRUSH(#8), ROLL BRUSH AS(#7), BELT(#6)

- Check BELT, if it is broken, replace new one.

- Check ROLL BRUSH AS, if the bristle is worn away, replace new one.

2) Unscrew 4 SCREWs(#9) then remove CAP BRUSH(#5) and separate #3

3) Unscrew 5 SCREWs(#9) then separate #1 with #2

1

2

3

5

6

7

8

9

9

9

FRAME

DETACHABLE AS

COVER PB AS

BODY PB AS

12

4) Check SWITCH(6) in COVER PB AS

5) Check MOTOR POWER BRUSH(#6) in BODY PB AS - whether it is burnt out or not.

6) Check LIGHT BULB(#11) in BODY PB AS - whether it is broken out or not.

5

6

7

8

9

1

2

3

3-2

3-1

3-3

3-1

3-3

4

10

11

13

13

12

3

1

2

4

5

6

7

COVER PB AS

BODY PB AS

13

7) Unscrew 8 SCREWs(#17) and remove FRAME DETACHABLE(#1)

- Check FRAME BUTTON(#9), LEVER RELEASE(#11)

8) Check PB CONNECTOR BRUSH(#4), whether the pin terminal of it is broken or demaged or not.
if then, replace #4.

10

11

12

5

7

16

8

17

9

1

2

3

4

6

13

13

14

14

15

15

FRAME DETACHABLE AS

14

5-4. Hose Assembly

1) If VALVE AIR(#6) is broken or demaged, replace it.

2) If HOSE(#1) tears, change the overall HOSE AS.
Because HOSE is not able to be disassembled

1

2

3

3

4

5

6

7

7

15