Daewoo RCU-3006 Series User 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

5-5. Handle Assembly
1) Unscrew 2 SCREWs(#7) and remove COVER HANDLE(3)
2) Remove SUPPORT PIPE(6) then all parts are able to be seperated.
Do not disassemble PIPE AS(#1), it is made not to be seperated.
7
1
1
3
4
5
6
16