Daewoo RC-4085BLBA User manual

Service Manual
Vacuum Cleaner
Model: RC-4085BLBA

2
1. SPECIFICATIONS
MODEL RC-4085B
RATED VOLTAGE/FREQUENCY 230V/50Hz
INPUT WATT
NOR(1100W) MAX(1300W)
WEIGHT(BODY) 3.7Kg
DIMENSION(LHD) 482 X 272 X 223K Ω
CORD LENGTH 6m
POWER CONTROL ON/OFF
DUST METER MECHANICAL
HOSE NON-CURRENT 1.6m
EXTENSION PIPE 2 PLASTICS
BRUSH NORMAL SUCTION BRUSH
NOZZLE DUSTING BRUSH
CREVICE NOZZLE

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1. ASSEMBLY
2. MODEL RC-507, A2161
PART NAME MODEL
RC-4085B
A - DUST METER O
B - CREVICE NOZZLE O
C - DUSTING BRUSH O
D - SWITCH BUTTON O
E - CORD REWIND BUTTON O
F - POWER CORD O
G - HOSE ASSY O
H - NORMAL BRUSH O
I-1 - EXTENSION PIPE (2 Plastic Tubes)
O
I-2 - EXTENSION PIPE (Steel Telescopic Tube) -
POWER CONTROL ELECTRONICVARIABLE -
ON/OFFTYPE
O
2. EXTERNAL VIEWS

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1.
1) MODEL : A2161, RC-507
3. WIRING DIAGRAM MODEL : RC-4085B

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DIAGRAM
1) MODEL : A2161, RC-507
2. CIRCUIT DIAGRAM MODEL : RC-4085B

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4. TROUBLE SHOOTING GUIDE
TROUBLECAUSECOUNTERMEASURE
SUCTION POWER FILTER BAG(PAPER OR CLOTH)CHANGE IT WITH NEW ONE
IS WEAKIS FULL WITH DUSTOR REMOVE THE DUST
CLOGGING OR TEAR IN HOSEREMOVE OBSTACLE
OR REPLACE THE HOSE
DEFECTIVE MOTOR REPLACE THE MOTOR
(SEE 5-2)
CLEANER DOES BREAKING IN POWER CORDREPLACE THE POWER
NOT WORK(AT BLADE TIP OR ROOT OF PLUG)CORD (SEE 5-3)
DEFECTIVE SLIDE VOLUME
LOCATED IN COVER BODYREPLACE IT (SEE 5-5)
DEFECTIVE PCB ASSEMBLYREPLACE IT (SEE 5-5)
BREAKING OF CONNECTIONS REPAIR (SEE 5-3)
OR POOR CONTACTS IN
CORD REEL ASSEMBLY
DEFECTIVE MOTORREPLACE IT (SEE 5-2)
BREAKING OF CONNECTIONS
IN COVER BODY ASSEMBLYREPAIR (SEE 5-5)
DEFECTIVE SWITCHREPLACE IT (SEE 5-5)
MOTOR DOES NOT DEFECTIVE PCB ASSEMBLYREPLACE IT (SEE 5-5)
STOP EVEN IF
SWITCH
POWER CORD ISBROKEN REEL SPRING REPLACE IT (SEE 5-3)
NOT WOUND UPOF CORD REEL
POWER CORD BROKE AWAY REPAIR (SEE 5-3)
FROM THE BOBBIN
CAUTION : BE CAREFUL WHEN BREAKING UP THE CORD REEL, THE REEL
SPRING MAY SPRING OUT OF THE SPRING COVER.
POWER CORD DOESABRASION OF THE ROLLERREPLACE THE ROLLER
NOT STOP AT AN BRAKE OF CORD REELBRAKE (SEE 5-3)
ARBITRARY
POSITIONLEVER SPRING BROKE AWAYREPAIR (SEE 5-3)
FROM THE CORD REEL BRACKET

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5. DISASSEMBLING AND TREATMENT
1. CLEANER ASSEMBLY
1) TAKE THE COVER TOP OUT OF THE COVER BODY BY USING AN AWL.
2) SEPARATE THE COVER DUST ASSEMBLY FROM THE COVER BODY.
3) UNSCREW THE 6 SCREWS(2) THEN LIFT THE COVER BODY UP FROM THE BODY ASSEMBLY.
4) SEPARATE THE TWO BUTTONS FROM THE COVER BODY.

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DISASSEMBLING AND TREATMENT
2. MOTOR ASSEMBLY
1) TAKE THE MOTOR ASSEMBLY OUT OF THE BODY.
2) CHECK THE MOTOR(1) (WHETHER THE MOTOR IS BURNT OUT OR NOT).

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DISASSEMBLING AND TREATMENT
3. CORD FREEL ASSEMBLY
1) TAKE THE CORD REEL OUT OF THE BODY.
2) UNSCREW THE SCREW(18) AND SEPARATE THE BOBBIN(1) FROM THE BRACKET(10) AND CHECK
THE CONTACTS BETWEEN THE Y TYPE TERMINALS AND THE RING TYPE TERMINALS(3, 4).
4) CHECK THE LEVER SPRING(17).
5) IF THE ROLLER BRAKE(15) IS WORN OUT AND SEPARATE THE LEVER(16) FROM THE BRACKET
(10), THEN REPLACE THE ROLLER BRAKE(15).
ATTHISTIME,THEBOBBIN(1)ISROTATEDCOUNTERCLOCKWISEDUETOTHEPRESERVEDWINDING.
6) IF THE REEL SPRING(8) IS BROKEN, UNSCREW THE 2 SCREWS(9) AND REPLACE IT.
CAUTION : WHEN DISASSEMBLING, THE REEL SPRING MAY SPRING
OUT OF THE COVER.
7) UNSCREW THE SCREW (6) AND SEPARATE THE HOLDER TERMINAL(2) FROM THE BOBBIN(1).
8) CHECK THE CONNECTIONS BETWEEN THE POWER CORD(5) AND THE RING TERMINALS(3,4).
9) WHEN ASSEMBLING, MAKE THE RESERVED WINDING 5 REVOLUTIONS OF THE BOBBIN CLOCK-
WISE.

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DISASSEMBLING AND TREATMENT
4. COVER DUST ASSEMBLY
1) UNSCREW THE 6 SCREW(10) AND SEPARATE THE PLATE COVER(1) FROM THE COVER DUST(7).
2) UNSCREW THE 2 SCREW(4) AND SEPARATE THE SOCKET(3) FROM THE PLATE COVER(1).