JUKI PL12 Manuale utente

ENGLISH

PL12,13

INSTRUCTION MANUAL

CAUTION

This Instruction Manual is intended for the PL12/PL13 To use this product when it is installed

on a machine (sewing machine), make sure to read and fully understand the “IMPORTANT

SAFETY INSTRUCTIONS” provided in the Instruction Manual for the machine on which this

product is to be installed in advance.

For a clearer view of the PL12/PL13 illustrations of the machine (sewing machine) are simplied.

Read safety instructions carefully and understand them before using.

Retain this Instruction Manual for future reference.

ENGLISH

CONTENTS

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

2. ASSEMBLING THE REAR ROLLER ASM.............................................. 1

3. ADJUSTING THE ROLLER PRESSER PRESSURE .............................. 1

4. HOW TO USE THE MANUAL LEVER ..................................................... 2

5. ADJUSTING THE FEED AMOUNT OF THE ROLLER............................ 2

6. FEED TIMING OF THE ROLLER............................................................. 3

ADJUSTING THE CLEARANCE BETWEEN THE GEAR ROLLERS (PL12)

.... 3

8. ADJUSTING THE ROLLER PRESSER LIFTER ..................................... 4

9. ADJUSTING THE CLIUTCH TENSION SPRING .................................... 4

10. LUBRICATION ......................................................................................... 5

– 1 –

1. SPECIFICATIONS

3. ADJUSTING THE ROLLER PRESSER PRESSURE

Loosen nut 1, and turn presser spring regulator 2to the

right (clockwise) when increasing the presser pressure.

Turn presser spring regulator 2to the left (counterclock-

wise) when decreasing the presser pressure.

Model PL 12 (Gear roller), PL 13 (Flat roller)

Class name Cloth puller device

Sewing speed Max. 5,000 sti/min (at the time of intermittent operation)

Speed of stitch at the delivery. 4,000 sti/min (at the time of intermittent operation)

Lift of roller Manual lever PL12 : 8.6mm , PL13 : 10.3mm

Presser lifter When lift of presser foot is 4 mm PL12 : 6.3 mm, PL13 : 8.0 mm

When lift of presser foot is 5 mm PL12 : 7.0 mm, PL13 : 8.7 mm

When lift of presser foot is 6 mm PL12 : 7.8 mm, PL13 : 9.5 mm

Presser pressure 50N to 150N

Feed amount 1.6 mm to 5.0 mm

Noise -

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

A-weighted value of 82.5 dB; (Includes KpA = 2.5 dB); according to ISO 10821- C.6.2 -ISO 11204 GR2 at 5,000 sti/min.

- Sound power level (LWA) ;

A-weighted value of 88.5 dB; (Includes KWA = 2.5 dB); according to ISO 10821- C.6.2 -ISO 3744 GR2 at 5,000 sti/min.

2. ASSEMBLING THE REAR ROLLER ASM.

Install rear roller asm. 2which is contained in the acces-

sories with two screws 1.

– 2 –

ENGLISH

4. HOW TO USE THE MANUAL LEVER

Lift lever 1when the cloth puller device is not used at the

time of performing setting of material or removing material

which has been sewn.

Lower lever 1when sewing using the cloth puller device.

5. ADJUSTING THE FEED AMOUNT OF THE ROLLER

Loosen screw 1when adjusting the feed amount of the

roller. Feed amount is decreased when link 2is lifted.

Feed amount is increased when link 2is lowered.

When changing the feed amount further, loosen screw 3

to adjust. Feed amount is decreased when rod 4is lifted.

Feed amount is increased when rod 4is lowered.

– 3 –

6. FEED TIMING OF THE ROLLER

Notch A in collar 3aligns with notch B in the puller eccen-

tric cam when the roller is placed in the standard position.

When changing the feed timing, loosen two setscrews

2in puller eccentric cam 1to adjust. When the cam is

moved in the direction of C, the start of the roller is ad-

vanced, and when it is moved in the direction of D, the

start of the roller is delayed.

7. ADJUSTING THE CLEARANCE BETWEEN THE GEAR ROLLERS (PL12)

In case of the gear type roller, loosen nut 2and adjust the

length of screw 1so that the clearance between the top

and the bottom rollers is approximately 0.3 mm in the state

that the rollers are lowered.

0.3mm

– 4 –

ENGLISH

9. ADJUSTING THE CLIUTCH TENSION SPRING

Adjustment is performed with clutch tension spring 1so

that the top roller does not overrun at high-speed rotation.

When performing the adjustment, loosen cap nut 2, and

turn nut 3to the right (clockwise) to increase the spring

pressure. When decreasing the spring pressure, turn nut

3to the left (counterclockwise).

After the adjustment, tighten cap nut 2.

(Note) The standard of the spring pressure is to such an

extent that clutch tension spring 1turns with

the small force of your nger after tightening

cap nut 2.

8. ADJUSTING THE ROLLER PRESSER LIFTER

Adjust with two screws 1so that the clearance between presser lifter lever link, short 2and hinge screw 3is 0.5 mm

when performing the presser lifting in the state that the top roller is lowered.

30.5mm

– 5 –

10. LUBRICATION

Periodically perform greasing once a year as the standard.

Use the exclusive grease supplied as the accessories.

•Grease tube (Part No. 13525506)

Remove the upper roller cover, and remove the screw in

section A. Fully pour the grease supplied as the accesso-

ries out of the section A into the device. After pouring the

grease, install the screw and the upper roller cover.

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