JUKI PS-800SB-2850 Series User manual
PS-800SB-2850
INSTRUCTION MANUAL
i
CONTENTS
PREFACE.............................................................................................................1
1. SPECIFICATIONS............................................................................................3
2. CONFIGURATION............................................................................................4
3. INSTALLATION ................................................................................................5
3-1. Installing the panel ............................................................................................5
3-2. Installing the air hose........................................................................................6
3-3. Installing the thread stand................................................................................7
3-4. Cautions for the compressed air supply (source of supply air) facility....... 8
3-5. Installing the bobbin winder device.................................................................9
3-6. Precautions for installation of the machine.................................................. 11
4. PREPARATION OF THE SEWING MACHINE...............................................12
4-1. Lubricating method and check of the oil quantity........................................12
4-2. Attaching the needle .......................................................................................13
4-3. Threading the machine head..........................................................................14
4-4. Bobbin replacement procedure......................................................................15
4-5. Adjusting the thread tension ..........................................................................16
4-5-1. Adjusting the needle thread tension ................................................................. 16
4-5-2. Adjusting the bobbin thread tension................................................................. 16
4-6. Adjusting the thread take-up spring and the thread take-up stroke...........17
4-7. Needle-to-hook relationship ...........................................................................18
4-8. Adjusting the needle thread presser device .................................................19
4-9. Adjusting the thread trimmer .........................................................................20
4-9-1. For checking of the thread trimming cam timing............................................. 20
4-9-2. Adjustment of the thread trimming cam timing................................................ 21
4-9-3. Checking of the knife unit .................................................................................. 22
4-9-4. Adjustment of the knife unit............................................................................... 23
4-10. LED hand light ...............................................................................................24
4-11. Adjusting the amount of oil (oil splashes) in the hook ..............................25
4-11-1. Adjusting the amount of oil in the hook.......................................................... 25
4-11-2. How to confirm the amount of oil (oil splashes) ............................................ 26
4-11-3. Sample showing the appropriate amount of oil ............................................. 26
4-12. Setting the mechanical origin.......................................................................27
4-13. Adjusting the disk presser pressure ...........................................................28
4-14. Adjusting the thread end position at the beginning of sewing .................29
ii
4-15. Adjusting the intermediate presser stroke..................................................30
4-16. Making a template..........................................................................................31
4-17. Preparation for sewing..................................................................................33
4-18. RFID (How to use the IC tag) ........................................................................35
4-19. Configuration of the operation panel...........................................................37
4-20. Maintenance mode ........................................................................................39
4-21. List of parameters..........................................................................................40
4-22. List of error codes .........................................................................................46
5. MAINTENANCE OF SAWING MACHINE......................................................62
5-1. Troubles and corrective measures (Sewing conditions) .............................64
5-2. Disposal of batteries .......................................................................................66
5-3. Draining waste oil............................................................................................68
6. Barcode reader .............................................................................................69
– 1 –
PREFACE
1) Lift clamp as shown in the pic-
ture.
If the clamp is not lifted
up suciently, unpack-
ing will not be smoothly
carried out.
2) Detach top cover rst. Then, detach the remaining covers from the four surfaces.
3) Remove clamping plates of front and rear caster
seats from the sewing machine.
* Tools are packed in the accessory box for the
sewing machine.
– 2 –
4) Remove the plastic cover.
5) Lift the sewing machine with a forklift to
bring it to the specied location. (Weight of
the sewing machine: 305 kg)
Insert the forks of the
forklift into this portion.
6) Turning casters , check to make sure
that the sewing machine is put horizontally
on the forks of the forklift.
Keep the sewing machine on the forks in
such a way that it does not rattle.
– 3 –
1. SPECIFICATIONS
1Sewing area (X,Y)(mm) 280 × 500
2Feed motion of feeding frame Intermittent feed (2-shaft drive by stepping motor)
3Needle bar stroke 30.7mm
4Max. sewing speed 3,500sti/min (When stitching pitch is 2.2 mm or less)
For other stitch pitches and numbers of revolutions, refer to Fig. 1.
5Settable stitch length 0.5 to 12.7 mm
6Needle DB × 1 #8 (#7 to #14)
7 Hook Standard full-rotary hook
8Intermediate presser stroke 4 mm (Standard)
9Lift of intermediate presser 12mm
10 Lift of disc presser 10mm
11 Memory of pattern data Max. 999 patterns
12 Number of patterns that can be identied Max. 999 patterns
13 Program input method USB
14 Data format DXF.AI.PLT.DST
15 Main shaft servomotor power 550W
16 Power consumption 500VA
17 Input voltage 220V ± 10%
18 Mass (gross mass) Standard type：293kg
19 Dimensions 1,470mm (W) × 1,150mm (L) × 1,310mm (H)
20 Operating temperature range 5 to 35℃
21 Operating humidity range 35 to 85% (No dew condensation)
22 Storage temperature range -5 to 60℃
23 Storage humidity range 10 to 85%（(No dew condensation, 85 % applies to the case where the tem-
perature is 40 ˚C or lower)
24 Air pressure used 0.5 to 0.6 MPa
25 Needle highest position stop facility After the completion of sewing, the needle can be brought up to its highest
position.
26 Noise - Equivalent continuous emission sound pressure level (LpA) at the worksta-
tion :
A-weighted value of 78.0 dB ; (Includes KpA = 2.5 dB) ; according to ISO
10821- C.6.2 -ISO 11204 GR2 at 2,800 sti/min.
27 Lubricating oil #10 (Equivalent to JUKI NEW DEFRIX OIL No. 1)
#32 (Equivalent to JUKI NEW DEFRIX OIL No. 2), Lithium based grease No. 2
Grease information
Manufacturer: WERATCHE
Type and number: Lithium base 2# grease
Stitch pitch and the sewing speed
Number Stitch pitch Sewing speed Remarks
1 2.8 mm 2,800 sti/min
23.0 mm 2,500 sti/min
34.0 mm 2,200 sti/min
45.0 mm 1,800 sti/min
Note: The sewing machine must not run at the maximum
number of revolutions continuously for more than 15 min-
utes. The number of revolutions may vary even if the pitch
is consistent due to the change in the needle and material.
Fig. 1
– 4 –
2. CONFIGURATION
Machine head
Table
X-axis feed mechanism
Y-axis feed mechanism
Cassette clamp device
Operation panel
Air control box
Electrical control box
Power switch (also used as the emergency stop switch)
Thread stand
Suction device (provided/not provided depending on specications)
Pedal for suction device (provided/not provided depending on specications)
Power supply for suction device (provided/not provided depending on specications)
– 5 –
3. INSTALLATION
3-1. Installing the panel
1) This gure shows the operation panel in the
shipped state.
2) Remove xing screws and .
3) Install the operation panel to the arm with screws
and .
4) Connect the cable to the operation panel.
– 6 –
3-2. Installing the air hose
1) Connecting the air hose
Connect the air hose to .
2) Adjustment of air pressure
Pull up air regulating knob . Then, turn it to adjust the air pressure to 0.5 - 0.55 MPa.
Then, push down air regulator knob .
Pull up air regulating knob . Then, turn it to adjust the air pressure to 0.15 MPa.
Then, push down air regulator knob .
: Adjustment of the air pressure of the entire sewing machine
: Adjustment of the air pressure of the disk presser
WARNING :
Check to be sure that the air hose is fully inserted into the air cock before supplying the air to the
machine so as to prevent the air from being blown directly to the human body. Then, carefully open
the air cock.
– 7 –
3-3. Installing the thread stand
1) This gure shows the thread stand in the shipped
state.
2) Install thread stand bar (lower) to the table as
shown in the gure .
3) Assemble spool support (asm.) and thread
stand bar (lower) together as shown in the
gure.
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