JUKI Jtron JTR-DLU5490/SHU Series User manual

JTR-DLU5490/SHU Series
DLU5490SHU-TM
Shirt Bottom Hemming Sewing Unit
INSTRUCTION MANUAL
No.JTR000

1)
2)
3)
4)
5)
6)
7)
ASSEMBLING UPPER FEED SYSTEM
SPECIFICATION
ADJUSTMENT
CONTENTS
CONFIGURATION OF THE MACHINE
CAUSES AND COUNTERMEASURES
INSTALLATION
PREPERATION FOR OPERATION

1)
❶ ❽
❷ ❾
❸ ❿
❹ ⓫
❺ ⓬
❻ ⓭
❼ ⓮
AIR VALVE
JUKI CONTROL BOX
CONFIGURATION OF THE MACHINE
MACHINE HEAD
CP180 PANEL
CHASSIS GROUP
THREAD STAND
MOTOR
UPPER FEED SYSTEM
DRAWER
AIR REGULATOR
CONTROL BOX(P1022)
KNEE SWITCH
PEDAL
ATTACHMENT

2)
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
THIN TO MEDIUM THICKNESS
ORIGINAL JUKI CUTTING SYSTEM
STITCH LENGTH
NEEDLE TYPE
GAUGE
FABRIC CUTTNG SYSTEM
JTR-DLU5490/SHU
Min : 1,5mm Max: 3,5mm at delivery 2,5mm
P1022
DLU-5490N-7
5000sti/min - delivery speed: 4000sti/min
Single-phase 220V - 240V 50 Hz
VOLTAGE CLASSSIFICATION
ATTACHMENT
DELIVERY 6MM (Optional : 4-5-7)
SHIRT HEMMING
POWER CONSUMPTION
140VA
AIR CONSUMPTION
1,5 L / min
AIR PRESSURE
Min: 0.5 MPa / Max: 1.0 Mpa
JUKI M92
JUKI SC920
Category
MACHINE HEAD
MOTOR
MAIN MOTOR DRIVE
Description
2700 - 3000 pcs / 9 hours
CAPACITY
SEWING SPECIFICATIONS
TARGET PROCESS
MAXIMUM SEWING SPEED
MODEL NAME
GB / DPX5 / #12
SPECIFICATION

3)
3.2) Connecting the power supply.
INSTALLATION
3.1) The machine is delivered as below
The machine is not supplied with a power plug. It is therefore necessarry for you to select to plug that maches the
receptacle availabe under a given operating environment and attach it to the power cable.

4) PREPARATION FOR OPERATION
3.3) Connect the air tube to the air regulator.
4.1) Please put the Juki genuine oil 7 from upper cover of the machine head. (Please refer to machine head
instructions –DLU5490N-7)
4.2) Lower bobbing case thread should be properly squeezed.(not so loose also not so tight)
4.3) After wrapping the shirt hem and clamping it with the presser foot, sew a few stitches. Then set the
attachment guide and align the wrapping shirt hem with the guide.

Adjust the upper transport length using adjustment bar(2) to reduce sewing wrinkles.
The stitch step adjustment(1) should be done as min : 1,5mm Max: 3,5mm at delivery 2,5mm
4.4.2) Upper Transport Adjustments
4.4) Adjustment of Upper Transport
4.4.1) Stitch Lenght Adjustments
1
2
3

4.5) Adjust the blow flow rate blowing from the nozzle (4) of the attachment to achieve the correct amount of shirt
hem roll-in. Loosen the lock nut (3) on the speed controller (1) and turn the knob (2) to adjust.
When the knee switch is switched ON, the upper transport length can be increased up to this upper
transport limiter. This will make curves (e.g. A) easier to turn and reduce sewing wrinkles, prevent stitch
lengths from shortening. Adjust the upper transport limiter with the adjustment bar (3).
4.4.3) Upper Transport Limiter Adjustments
A
1
2
3
4

5)
No. a b
Lenght 1mm 5mm
ADJUSTMENT
5.1) P1022 Gauge Adjustments
Step 1 : Remove the screw
Step 2 : Remove the presser foot from the
gauge
Step 3 : Adjust with an Allen key so that
the end of the presser foot (1) is aligned
with the end of the guide (2).
Step 4 : Loosen two screws (4) and adjust the positional
relationship between the guide (2) and needle (3) as shown on
the right figure.
P1022 Gauge (6mm) :
1
1
2
2
3
4
2

5.2) Presser Foot Height Adjustments
Step 2 : Turn clockwise to the end as the
picture
Step 4 : Tighten the screw with a little
play in the direction of rotation.
Step 3 : Center the screw in the slot
Step 1 : Remove the screw

6)
6.2) While the wire is slightly tightened, pinpoint the place(1-2) with a pencil. Then drill the demonstrated
points. After that mount the upper feed system as the picture.
Note) Check the assembly position with no play between the hook (4) of the
zigzag arm (5) and the wire stopper (3) that rests on it. If there is a gap, it will
not operate normally.
ASSEMBLING UPPER FEED SYSTEM
6.1) When the machine head was lean, adjust the upper transport system as number 0.While zigzag
arm was pressing, move on to the next step(6.2).
1 2
4
3
5

7)
A3) The distance between the gear and the presser foot should be synchronizing to edge stitch with allen.
Q.2) Fabric gets curled away when sewing in the hemming area.
Q.3) Uneven sewing occurs in hemming.
A1) When upper puller becomes insufficient at the turning points , the upper limit should be activated via knee
switch.
A2) This incident occurs when the upper transport pulls excessively or too light. This problem could be solved by
synchronizing the upper transport and gear.
CAUSES AND COUNTERMEASURES
Q.1) Fabric gets loose when sewing at the hemming area.

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