Juki MF-7900 Manual

Juki Symaskine MF-7900

Læs gratis den danske manual til Juki MF-7900 (30 sider) i kategorien Symaskine. Denne vejledning er vurderet som hjælpsom af 26 personer og har en gennemsnitlig bedømmelse på 4.5 stjerner ud af 13.5 anmeldelser. Har du et spørgsmål om Juki MF-7900, eller vil du spørge andre brugere om produktet?

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INSTRUCTION MANUAL

MF-7900

No.03

70002027

CONTENTS

!. SPECIFICATIONS ..........................................................................................................1

@. CONFIGURATION OF THE MACHINE COMPONENTS ...............................................2

#. INSTALLATION ..............................................................................................................3

1. Installing the machine head onto the table ........................................................................... 3

2. Selecting the motor pulley and the belt ................................................................................. 9

3. Installing the motor .................................................................................................................. 9

4. Setting the belt ........................................................................................................................ 9

5. Installing the belt cover ......................................................................................................... 10

6. Installing the chain ................................................................................................................ 10

7. Installing the thread guide .................................................................................................... 10

8. Installing the needle bar thread take-up cover ................................................................... 11

$. LUBRICATION AND OILING .......................................................................................11

1. Lubricating oil ........................................................................................................................ 11

2. Oiling ....................................................................................................................................... 11

3. Silicon oil lubricating unit ..................................................................................................... 12

%. OPERATION .................................................................................................................12

1. Needle ..................................................................................................................................... 12

2. Attaching the needle .............................................................................................................. 12

3. Threading the machine head ................................................................................................ 13

(1) Standard threading .................................................................................................................. 13

4. Adjusting the stitch length .................................................................................................... 14

5. Adjusting the differential feed ratio ..................................................................................... 14

Adjusting the presser foot pressure......................................................................................... 15

7. Adjusting the thread tension ................................................................................................ 15

ADJUSTING THE SEWING MACHINE .......................................................................................16

1. Adjusting the silicon container thread guide ...................................................................... 16

2. Adjusting the needle bar thread take-up thread receiver .................................................. 16

3. Adjusting the rocking thread take-up .................................................................................. 17

4. Adjusting the spreader thread guide ................................................................................... 17

5. Adjusting the looper thread cam thread guide and the looper thread cam ..................... 17

6. Adjusting the looper .............................................................................................................. 18

7. Adjusting the height of the needle ....................................................................................... 18

Adjusting the rear needle guard ................................................................................................................. 19

9. Relation between the rocking thread take-up timing and the needle thread loop ..............19

(1) Adjustment by the crank ......................................................................................................... 19

(2) Adjustment by the eccentric cam ........................................................................................... 20

10. Adjusting the height of the feed dog ................................................................................... 21

11. Installing position of the spreader ....................................................................................... 21

12. Adjusting the spreader thread guide and the needle clamp thread guide ....................... 22

13. Adjusting the front needle guard ......................................................................................... 22

14. Adjusting the presser foot lift ............................................................................................... 23

15. Adjusting the micro-lifter ...................................................................................................... 23

16. Adjusting the feed locus ....................................................................................................... 24

(1) Retarding the feed driving motion .......................................................................................... 24

(2) Retarding the feed rocking motion ......................................................................................... 25

17. Adjustment value of balloon ................................................................................................. 26

&. MAINTENANCE ...........................................................................................................28

1. Cleaning the sewing machine ............................................................................................... 28

2. Replacing the lubricating oil ................................................................................................ 28

 3. Inspectingandreplacingtheoillter .................................................................................. 28

Produkt Specifikationer

Mærke:	Juki
Kategori:	Symaskine
Model:	MF-7900

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