JUKI MO-6904S Manuale utente

ASN-690

INSTRUCTION MANUAL

CONTENTS

1. CONFIGURATION OF THE MACHINE ...................................................... 1

2. SPECIFICATIONS....................................................................................... 2

3. INSTALLATION........................................................................................... 3

3-1. Removing packing materials ............................................................................................................3

3-2. Securing the machine........................................................................................................................ 3

3-3. Installing the dust collector ..............................................................................................................4

3-4. Installing the stacker .........................................................................................................................5

3-5. Installing the stacker cloth guide .....................................................................................................6

3-6. Installing the cloth plate and the cloth guide unit ..........................................................................7

3-7. Installing the thread stand ................................................................................................................8

3-8. Installing the regulator ......................................................................................................................8

3-9. Connecting the air coupler................................................................................................................ 9

3-10. Connecting the starting pedal for the machine............................................................................. 9

3-11. Joining the sub-table (only for the long table type).................................................................... 10

3-12. Connecting the power plug........................................................................................................... 12

3-13. Installing the cloth receiving board (KM-5) (optional) ................................................................13

3-14. Installing the 3-pedal unit (PK-79) (optional)...............................................................................14

4. PREPARATION......................................................................................... 15

4-1. Caution before operation ................................................................................................................15

4-2. Lubrication........................................................................................................................................ 15

4-3. Threading the machine.................................................................................................................... 16

4-4. Adjusting the pressure of the presser foot and removing the presser foot............................... 17

4-5. Adjusting the stitch length..............................................................................................................17

4-6. Differential feed mechanism ...........................................................................................................18

5. OPERATION ............................................................................................. 19

5-1. Sewing procedure ............................................................................................................................19

5-2. Explanation of the operation panel ................................................................................................22

5-3. Description of the pedals and the switches on the machine head ............................................. 23

5-4. List of functions to be set ...............................................................................................................24

5-5. Details of selected functions ..........................................................................................................25

5-6. Other settings................................................................................................................................... 28

5-7. Initialization of the setting data ......................................................................................................28

6. ADJUSTMENT .......................................................................................... 29

6-1. Stacker support board adjustment................................................................................................. 29

6-2. Adjusting the position of the thread trimmer presser ..................................................................30

6-3. Adjusting the air blow......................................................................................................................30

6-4. Adjusting the edge guide ................................................................................................................31

6-5. Adjusting the cloth guide ................................................................................................................32

6-6. Regulator adjustment ......................................................................................................................32

6-7. Adjusting the cloth chip suction force...........................................................................................33

6-8. Adjusting the sensors......................................................................................................................34

7. MAINTENANCE........................................................................................ 37

7-1. Adjusting the knife...........................................................................................................................37

7-2. Cleaning the machine head............................................................................................................. 37

7-3. Checking the cartridge lter and replacing it................................................................................ 38

7-4. Changing the machine oil ...............................................................................................................38

7-5. Changing needles ............................................................................................................................39

7-6. Drainage of lter regulator ..............................................................................................................39

7-7. Cautions for the compressed air supply (source of supply air) facility ..................................... 40

7-8. Dust collector box............................................................................................................................ 41

7-9. Cleaning the sensor......................................................................................................................... 41

7-10. Consumable parts to be replaced ................................................................................................42

7-11. Replacing the fuse .........................................................................................................................43

7-12. Adjusting the belt tension .............................................................................................................44

7-13. Destination of connection for input/output connectors.............................................................45

7-14. Error codes .....................................................................................................................................46

7-15. Error code list................................................................................................................................. 47

– 1 –

1.CONFIGURATIONOFTHEMACHINE

AMain body structural mechanism section

(table stand, machine support and sewing table

covers)

BStacker unit

CSub-table

DCloth plate

ESewing machine head

FCloth guide

GControl box

HSewing machine motor

IStart switch for the stacker

JStacker cloth guide

KSide cutter

LDust collector

MPneumatic controller

NPower switch

OStarting pedal for the sewing machine

PThread trimmer presser

QCloth feeding air blow

RPause switch

SOperation panel CP-18

TPower switch (EU type)

(also used as the emergency stop switch)

– 2 –

2.SPECIFICATIONS

1 Machine head MO-6904S 1-needle overlock machine

2 Sewing speed Max. 8,000 sti/min *1

3 Stitch system JIS E13 (USA standard : 504)

4 Stitch length 0.8 to 4 mm

5 Overedging width 4.0 mm (E), 4.8 mm (F), 5.6 mm (G)

6 Needle ORGAN DC x 27 #9 to #14 (Standard : #11)

7 Thread Spun thread #60 (recommended)

8 Chain-off thread

cutter

Pneumatic side cutter

9 Presser foot lift Max. 7 mm (for the machine provided with AK-139)

10 Differential feed

ratio

Gathering 1 : 2 (max. 1 : 4), stretching 1 : 0.7 (max. 1 : 0.6)

11 Sewing specica-

tions

A Cutting curve

B Material size

C Number of plies of material

... In-curve R200 or more

... Out-curve R300 or more

... 400 mm or less (width), 650 mm or more (length)

… Limited to one

12 Number of piec-

es that can be

stacked

70 (slacks)

13 Power consump-

tion

420VA or less (operating rate 50 %)

14 Pneumatic pres-

sure

0.5MPa

15 Air consumption 250dm3/min(ANR)

16 Lubricating oil JUKI MACHINE OIL 18

17 Dimensions Type Width Length Height

Short table type 790 mm 575 mm

(875 mm *2 )

880 mm

Long table type 1500 mm

(1800 mm *2 )

790 mm 880 mm

18 Mass of the ma-

chine

Short table type : 110 kg

Long table type : 160 kg

19 Noise - Equivalent continuous emission sound pressure level (LpA) at the workstation :

A-weighted value of 90.5 dB; (Includes KpA = 2.5 dB); according to ISO 10821- C.6.3

-ISO 11204 GR2 at 8,000 sti/min.

- Sound power level (LWA) ;

A-weighted value of 94.0 dB; (Includes KWA = 2.5 dB); according to ISO 10821- C.6.3

-ISO 3744 GR2 at 8,000 sti/min.

*1 "sti/min"isanabbreviationfor"stitchesperminute."

*2 Machinedimensionsincludingthestacker

– 3 –

3.INSTALLATION

3-1.Removingpackingmaterials

Removethestringwhichsecures

the power cable.

Remove the tape which secures

the cloth plate.

Removethestringwhichsecures

the hose.

3-2.Securingthemachine

CAUTION :

Toavoidpossiblepersonalinjuries,besuretomovethemachinetoalevelandstableplaceandlock

casters ❶.

❶

– 4 –

3-3.Installingthedustcollector

1) Plug the lings blowing hose ❷and the chain-

off thread blowing hose ❸into the dust collec-

tion box ❶.

2) Install lter ❹so that it completely covers the

top of the box.

Install the dust collection box ❶to the rear of the

main unit, as shown in the gure.

(Conguration position differs depending upon speci-

cation.)

Shorttabletype

Longtabletype

Whendumpingdustfromthedustcollec-

tionbox,alsocleanuplter❹.

Conrmthatthehosemountingbracket❺

iscompletelytightened(thesameforother

mountinghardware).Notethatthenoise

mufer❻is optional.

CAUTION :

If the dust collector is not securely in-

stalled,blown-outdustorlintcangetin

eyes,resultinginpersonalinjury.

❶

❷

❸

❹

❺

❶

❺

❻

– 5 –

3-4.Installingthestacker

1) Install the stacker unit on the base with screws

❶and washers ❷(at two locations each).

2) Adjust adjusting bolt ❸to make the support rod

of the stacker parallel to the installing plane.

3) Connect air tube ❹to joint ❺and air tube ❻to

joint ❼in numerical order.

CAUTION :

Besuretocarryoutinstallationofthestackerbytwoormoreworkersinordertoprotectagainst

accidentscausedbythestackerunitwhenitaccidentallyfalls.

❶❷

❸

❼

❺

❻

❹

– 6 –

❶

❸

❷

❹

❶

3-5.Installingthestackerclothguide

Installing stacker cloth guide ❶on the guide base

with hand screw ❷and washer ❸.

Adjust the orientation of the cloth guide according to

the clamping position at the stacker unit ❹.

Materialfeedingdirection

– 7 –

3-6.Installingtheclothplateandtheclothguideunit

1) Place the cloth plate on the sewing machine

table.

2) Put the slots (at two locations) in the cloth guide

unit as illustrated in the gure over two studs ❶

(at two locations) of the cloth plate over. Fix the

studs ❶with washer ❸and thumb screws ❷.

3) Connect air tube ❹to joint ❺.

Installingposition

Cloth plate

Clothguideunit

❶

❺

❹

❷

❸

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