Juki LU-2810ES-7 Bruksanvisning

Juki Symaskin LU-2810ES-7

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LU-2810ES-7, LU-2818ES-7

INSTRUCTION MANUAL

CONTENTS

1. SPECIFICATIONS 1 ............................................................................................................

2. INSTALLATION 2 ................................................................................................................

2-1. Installation of the sewing machine 2 ....................................................................................................

2-2. Installing the oil shield 5 .......................................................................................................................

2-3. Pneumatic components 5 ......................................................................................................................

2-4. Installing the thread stand 6 .................................................................................................................

3. PREPARATION OF THE SEWING MACHINE 7 ................................................................

3-1. Lubrication 7 ...........................................................................................................................................

3-2. Attaching the needle 9 ...........................................................................................................................

3-3. Attaching and removing the bobbin 10 ................................................................................................

3-4. Threading the hook 10 ...........................................................................................................................

3-5. Winding a bobbin .............................................................................................................................. 11

3-6. Threading the machine head 12 ...........................................................................................................

3-7. How to set the model of the machine head 13 ....................................................................................

3-8. Adjusting the machine head 15 ............................................................................................................

3-9. Installing the attachment 17 ..................................................................................................................

4. ADJUSTING THE SEWING MACHINE 18 .........................................................................

4-1. Adjusting the stitch length 18 ...............................................................................................................

4-2. Thread tension 19 ..................................................................................................................................

4-3. Thread take-up spring 20 ......................................................................................................................

4-4. Adjusting the pressure of the presser foot 20 .....................................................................................

4-5. Needle-to-hook relation 21 ....................................................................................................................

4-6. Adjusting the hook needle guard 22 ....................................................................................................

4-7. Adjusting the bobbin case opening lever 23 .......................................................................................

4-8. Adjusting the position of counter knife, knife pressure and clamp pressure 24 .............................

4-9. Adjusting the condensation stitch 25 ..................................................................................................

4-10. Adjusting the amount of the alternating vertical movement of the walking foot and the

presser foot 25 .....................................................................................................................................

5. OPERATION OF THE SEWING MACHINE 26 ...................................................................

5-1. Hand lifter 26 ..........................................................................................................................................

5-2. Resetting the safety clutch 26 ..............................................................................................................

5-3. Adjusting the automatic presser foot lifter 27 .....................................................................................

5-4. Fixing the feed adjusting dial 28 ...........................................................................................................

5-5. How to change the maximum stitch length 29 ....................................................................................

5-6. Normal-/reverse-feed stitch needle entry points alignment at the time of automatic reverse

feed stitching 30 .....................................................................................................................................

5-7. Operation switches 31 ...........................................................................................................................

5-8. Knee switch 33 .......................................................................................................................................

5-9. Function setting for the SC-923 36 .......................................................................................................

6. SEWING SPEED TABLE 37 ...............................................................................................

7. TROUBLES IN SEWING AND CORRECTIVE MEASURES 38 .........................................

– 1 –

1. SPECIFICATIONS

No. Item Application

1 Model LU-2810ES-7 LU-2818ES-7

2 Model name 1-needle, unison-feed, lockstitch

machine with automatic thread trimmer

(with 2.0-fold vertical axis hook/long

pitch type)

1-needle, unison-feed, lockstitch

machine with automatic thread trimmer

(with 2.7-fold vertical axis hook/long

pitch type)

3 Application Medium- to heavy-weight materials, car seat, furniture

4 Sewing speed Max. 3,800 sti/min

(See "6. SEWING SPEED TABLE"

p.37.) *1

Max. 3,500 sti/min

(See "6. SEWING SPEED TABLE"

p.37.) *1

5 Needle GROZ-BECKERT 135×17 (Nm 125 to Nm 200) (Standard : Nm 160)

6 Applicable thread size for sewing #30 to #0

7 Applicable thread size to be cut #30 to #0

8 Stitch length Max. 12 mm (forward/reverse feed)

9 Stitch length dial 2-pitch dial

10 Presser foot lift Hand lifter : 10 mm

Automatic presser foot lifter : 20 mm

11 Stitch length adjusting mechanism By dial

12 Reverse stitch adjusting method Air cylinder type (with touch-back switch)

13 Thread take-up Link thread take-up

14 Needle bar stroke 40 mm

15 Amount of the alternate vertical

movement

1 mm to 9 mm (Alternate vertical dial adjustment type)

16 Hook Full-rotary vertical-axis 2.0-fold hook

(Latch type)

Full-rotary vertical-axis 2.7-fold hook

(Latch type)

17 Feed mechanism Box feed

18 Top and bottom feed actuation

mechanism

Timing belt

19 Thread trimming method Cam-driven scissors type

20 Lubrication Automatic lubrication by oil tank (with oil gauge)

21 Lubricating oil JUKI NEW DEFRIX OIL No.1 (equivalent to ISO standard VG7)

or JUKI MACHINE OIL #7

22 Bed size 643 mm × 178 mm

23 Space under the arm 347 mm × 127 mm

24 Hand wheel size Outer diameter : ø123 mm

25 Motor/Control box SC-923

26 Machine head weight 65.5 kg

27 Rated power consumption 600 VA

28 Noise - Equivalent continuous emission sound

pressure level (LpA ) at the workstation:

A-weighted value of 84.0 dB; (Includes

KpA = 2.5 dB); according to ISO 10821-

C.6.2 - ISO 11204 GR2 at 3,000 sti/

min.

- Sound power level (LWA);

A-weighted value of 94.0 dB; (Includes

KWA = 2.5 dB); according to ISO 10821-

C.6.2 - ISO 3744 GR2 at 3,800 sti/min.

- Equivalent continuous emission sound

pressure level (LpA) at the workstation:

A-weighted value of 84.0 dB; (Includes

KpA = 2.5 dB); according to ISO 10821-

C.6.2 - ISO 11204 GR2 at 3,000 sti/

min.

- Sound power level (LWA

);

A-weighted value of 94.0 dB; (Includes

KWA = 2.5 dB); according to ISO 10821-

C.6.2 - ISO 3744 GR2 at 3,500 sti/min.

*1 The speed setting according to the amount of the alternating vertical movement of the walking foot and presser

foot is automatically carried out.

Produktspecifikationer

Varumärke:	Juki
Kategori:	Symaskin
Modell:	LU-2810ES-7
Typ av operation:	Draaiknop
Färg på produkten:	Silver, White
Bredd:	- mm
Djup:	- mm
Höjd:	- mm
Tillgångar:	1200 W
Innehåll behållare/burk:	6 l
Strömförbrukning (max):	1200 W
Antihalkfötter:	Ja
Köttkvarn:	Ja
Skålmaterial:	Roestvrijstaal
Turboknapp:	Ja
Garde:	Ja
Degverktyg:	Ja
Blandare:	1.5 l
AC-ingångsspänning:	220-240 V
AC-ingångsfrekvens:	50 - 60 Hz
Finmetallslipskiva (4mm):	Ja
Grov metallslipskiva (8 mm):	Ja