Pegasus SOH Series User manual

MODELS: SOH-530 / W500-08J
SOH-540 / WT500-08J
Thank you for purchasing Pegasus’ automatic unit.
Study this manual very carefully before beginning any of the
procedure and then use the device correctly and safely.
Keep this manual in a convenient place for quick reference
when needed.
9A2793E
Integrated sewing unit for hemming
flat sleeves
Series
SOH
INSTRUCTIONS
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A
Ap pp pl li ic ca at ti io on ns s a an nd d p pe er rf fo or rm ma an nc ce e
Features:
SOH-500 Series (Integrated sewing unit for hemming flat sleeves)
automates and de-skills a difficult operation in hemming flat sleeves of
T-shirts, polo shirts and similar garments, producing uniform products.
The operator simply places the fabric on the guide. The unit completes
sewing while forming a clean finished hem.
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I
In ns st ta al ll la at ti io on n
SOH -500 Series
Integrated sewing unit for hemming flat sleeves
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Installation
Mechanic level
Description of each part
Filter regulator
Fabric guide (front)
Stopper lever
Foot switch (black)
Foot switch (green)
Throttle valve
Control board
Fabric guide (rear)
Binder
Fabric sensor (front)
Sliding board
Fabric sensor (rear)
Solenoid valve
Emergency stop button
Power switch
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5
6
7
8
9
10
11
12
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Installation
Mechanic level
Sewing machine installation
1. Slide sliding board 2backward while moving
stopper lever 1in the direction of the arrow.
2. Secure step pin 3to the table with washer 4, spring
washer 5and nut 6(four places). Fit rubber
cushion 7onto step pin 3. Then mount the
machine head. See the illustration on the right.
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Installation
Mechanic level
2
1
3 4
Installing the accessories
1. To install the belt cover
Place the V belt on the machine pulley. Install upper
belt cover 1with screws 2. Secure lower belt cover
3to the table with wood screws 4.
Always turn off the power, unplug the machine and then
well-qualified technicians should install the belt cover.
2. To install the position detector
Always turn off the power, unplug the machine and then
well-qualified technicians should install the position
detector.
Remove screw 5. Secure screw 7to the machine
head with nut 6. Fit stopper 8onto screw 7. Fit
position detector 9to the handwheel. Then tighten
screws 10.
Connect GND wire 11 to the machine with screw 12
(see the illustration on the right).
5
6 7 8
9
10
11
12
Be sure to connect the GND wire. Otherwise you may
get an electric shock and/or the data programmed may
break down.
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Installation
Mechanic level
Installing the accessories
3. To install the presser foot lift air cylinder
Install presser foot lift air cylinder 1on the machine
with screws 2, spring washers 3and washer 4.
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2
3
4
Always turn off the power and shut down the air
compressor first and then well-qualified technicians
should install the presser foot lift air cylinder.
4. To install the front and rear fabric guards
Install front fabric guard 5on the machine with screws
6.
Install rear fabric guard 7on the table with screws 8.
See the illustration on the right.
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6
7
8
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Installation
Mechanic level
Installing the accessories
5. To install the emergency stop button
Install emergency stop button 1on the machine with
screws 2(see the illustration on the right).
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1
2
1
W500
WT500
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Installation
Mechanic level
Connecting the cords
Always turn off the power, unplug the machine and then
well-qualified technicians should connect relay cords.
●Match the colors and shapes of the connectors when
connecting the relay cords.
Faulty wiring of the relay cords may cause a malfunction.
To prevent accidents and damage to the machine, check
the relay cords for correct wiring.
Connect the cords by referring to the illustration below
●To disconnect the locking connector, pull the connector
while pressing locking mechanism 1with your thumb.
1
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13
Installation
Mechanic level
Connecting the air lines
Always turn off the power and shut down the air
compressor first and well-qualified technicians should
connect the air line.
Before connecting to the air compressor (air source), all
the air lines should be connected completely.
Improper piping of the air lines may cause a malfunction.
To prevent accidents and damage to the machine, check
all the air lines for correct piping.
Connect the air lines by referring to the illustration below.
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1 2
1
3
●Insert the tube
1completely to the depth of the joint 2. And
check if the air tube can not be removed by pulling it by hand.
●To remove the air tube 1from the joint 2, push the release ring
3toward the joint 2and pull out the air tube 1.
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Installation
Mechanic level
Adjusting the filter regulator
To adjust the filter regulator, turn off the power and finish
air piping and then turn on the air compressor.
Be sure to drain periodically before drainage level
reaches the baffle. Otherwise the drainage will flow into
the solenoid valve or air cylinder and may cause trouble.
Note that drainage spouts downward with air.
1. Adjusting air pressure
Pull up knob 1on filter regulator until it clicks. Then set the air
pressure at 0.5Mpa. (5kgf/cm2).
●To increase the air pressure, turn knob 1clockwise.
●To decrease the air pressure, turn knob 1counterclockwise.
2. Draining the filter regulator
Drain the filter regulator by pressing button 3before drainage
level reaches baffle 2.
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2
3
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Installation
Mechanic level
Threading the machine
Always turn off the power, unplug the machine and then
well-qualified technicians should thread the machine.
1. Slide sliding board 2backward while moving stopper
lever 1in the direction of the arrow.
2. Open front cover 3and side cover 4.
3. Thread the machine by referring to the threading
diagram in the instruction manual of the machine.
4. After threading the machine, close front cover 3and
side cover 4. Then slide sliding board 2back into
place.
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4
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Ba as si ic c A Ad dj ju us st tm me en nt t
SOH -500 Series
Integrated sewing unit for hemming flat sleeves

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Basic Adjustment
Mechanic level
Before adjusting the threads’ tension
1. Slide sliding board 2backward while moving stopper
lever 1in the direction of the arrow.
2. The presser foot is in its up position while foot switch
(black) 5is pressed. Raise the presser foot by
pressing foot switch (black) 5. Then position the
fabric.
3. The machine runs while foot switch (green) 4is
pressed. Start the machine by pressing foot switch
(green) 4. Then adjust the threads’ tension while
sewing the fabric.
※The machine stops when the fabric has gone
through fabric edge sensor 3.
4. Slide sliding board 2back into place after this
adjustment is made.
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5
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Basic Adjustment
Mechanic level
Adjusting the fabric edge
Always turn off the power, unplug the machine and then
well-qualified technicians should adjust the fabric edge.
1. Loosen screws 1.
2. To make a standard adjustment, move table board
3as required in the direction of arrow Aand then
align end 2of the guide with the center of the slot
on the needle plate (see the illustration).
3. If the fabric edge protrudes from the seams
produced by the left needle, move the end of the
guide slightly in the direction of arrow B.
If the fabric edge retracts into the seams produced
by the left needle, move the end of the guide
slightly in the direction of arrow C.
The following adjustments should be made if the fabric edge protrudes from or retracts into the seams
produced by the left needle.
The fabric edge protrudes from the seams. The fabric edge retracts into the seams.
2
BC
A
1
3
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Basic Adjustment
Mechanic level
Adjusting the binder
Always turn off the power, unplug the machine and then
well-qualified technicians should adjust the binder.
Adjust the binder if it is difficult to position the fabric
under the binder or the hem is not uniformly formed.
1. Loosen screws 1.
2. Move binder 2in the direction of arrow A. Adjust
clearance Bbetween middle plate 3and binder 2
according to the fabric (3mm is standard).
●If Bis too small for the fabric, it is difficult to
position the fabric under the binder.
●If Bis too large for the fabric, the hem is not
uniformly formed.
3. Tighten screws 1after this adjustment is made.
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3
B
A
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Basic Adjustment
Mechanic level
Adjusting the hem width
Always turn off the power, shut down the air compressor
first and well-qualified technicians should adjust hem
width.
To adjust the hem width
1. Loosen screws 1and 4.
2. Slide sliding board 5in the direction of arrow A.
Adjust the hem width while referring to the scale at
the front or back end of sliding board 5. Tighten
screws 4after this adjustment is made.
3. Align the end of fabric guide 2with that of binder 3.
Tighten screws 1.
※The scale should be used as the reference. To form
the hem properly, check the finished hem and then
make a fine adjustment.
2
1
3
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5
Scale (front) Scale (rear)
A
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Basic Adjustment
Mechanic level
Adjusting the air blows
3
Air blow 1･･･････ To position the fabric along guide 8. If the air blow is too strong, jamming of the fabric
tends to occur. If the air blow is too weak, the hem is not uniformly formed. Adjustment is
made by turning knob 4.
Air blow 2･･･････ To position the fabric correctly under the binder. If the air blow is too strong or too weak,
the fabric is not positioned properly under the binder. Adjustment is made by turning knob
5.
Air blow 3 ･
･･
･･
･･
･･
･･
･･
･･
･･
･･
･･
･･
･･
･･
･To remove the fabric when sewing is completed. Adjustment is made by turning knob 6.
※To adjust each air blow, loosen nuts 7first and then turn each knob. To increase the
amount of air blow, turn each knob counterclockwise. To decrease the amount of air
blow, turn each knob clockwise. Tighten nuts 7after the adjustment is made.
4 5 6
7
2
1 8
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Basic Adjustment
Mechanic level
Changing the thickness of the fabric
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2
3
4
5
6
7
8
9
10
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12
1. Remove screws 1, binder 2and spacers 3.
2. Remove screws 4, guide plates 5and sliding board 6.
3. Remove screws 7and bracket 8.
4. Remove screws 9and guide (front) 10.
5. Remove screws 11 and guide (rear) 12.
6. Change spacers 3, guide (front) 10 and guide (rear) 12 according to the fabric.
7. Install the replacement parts by following a reverse of the procedure mentioned above.
Always turn off the power, unplug the machine and then
well-qualified technicians should change the guides.
※Front and rear guides 1.6mm thick are standard.
2mm, 2.5mm and 3.2mm are optional.
※After changing the guides, readjust the binder(see
page 19), fabric edge (page 18) and hem width (page
20).
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Basic Adjustment
Mechanic level
Adjusting the fabric edge sensor
Adjustments to the fabric edge sensor should be made
with the power on. To prevent accidents due to the
unexpected start of the machine, be extremely careful
when performing the procedures.
Mode selection switch
Sensitivity volume
1. Check to make sure the mode selection switch is turned to L. ON. If it is not, turn it to L.ON.
2. Turn the sensitive volume counterclockwise to a minimum.
3. Turn the sensitive volume clockwise slowly until both the red and green lamps go on.
4. Check to make sure the red lamp goes off while the green lamp goes on with the fabric positioned under the
fabric edge sensor.
If the red lamp does not go off with the fabric under the fabric edge sensor, turn the sensitive volume
counterclockwise until the red lamp goes off.
Green lamp Red lamp
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