Pegasus UT W500, UT W700 Threading Diagram

Thank you for purchasing Pegasus' labor saving device.

Study this manual very carefully before beginning any of

the procedures and then use the device correctly and

safely.

Keep this manual in a convenient place for quick refer-

ence when needed.

Thread trimmer

Models: W(T)500 Series

W700 Series

INSTRUCTIONS

Device

CONTENTS

Installing and adjusting UT device

Threading diagram for W500/UT・ Taking the thread take-up bracket in and out

. . . . . . . . .

Threading diagram for W700/UT・ Taking the thread take-up bracket in and out

. . . . . . . . .

Sewing

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Adjusting the upper knife and flat spring

. . . . . . . . . . . . . . .

Adjusting the looper thread clamping spring

. . . . . . . . . .

Adjusting the lower knife

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Checking for cutting action

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Adjusting the electric needle thread wiper

. . . . . . . . . . . . .

Adjusting the pneumatic needle thread wiper (air wiper)

. . . .

Adjusting the pneumatic top cover thread trimmer

. .

Adjusting the thread releaserr

. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Adjusting the operation detector

. . . . . . . . . . . . . . . . . . . . . . . . .

1.Introduction

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.I

ndications of dangers, warnings & cautions

1-2

3.Safety precautions

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-3

4.Notes for each procedure

. . . . . . . . . . . . . . . . . . . . . . . .

3-4

Applications and functions of the UT device

. . . . . . . .

Installation

Installing the electric presser foot lift

. . . . . . . . . . . . . . . . . . . . .

Installing the pneumatic presser foot lift

. . . . . . . . . . . . . . . . .

Installing the filter regulator and solenoid valve

. . . . . . .

Connecting air lines for the pneumatic UT

Connecting air lines for the pneumatic UT・ Adjusting the speed controller

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Connecting air lines for the pneumatic UT (Pneumatic needle thread wiper)・ Adjusting the speed controller

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Connecting air lines for the pneumatic UT (Pneumatic top cover thread wiper) (W562-82 for angled stitching does not use this air piping.)・ Adjusting the speed controller

. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Connecting air lines of the pneumatic UT for W562-82 for angled stitching・ Adjusting the speed controller

. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Adjusting the air pressur

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Indicates an immediate hazard to life or limb.

Indicates a potential hazard to life or limb.

Indicates a possible mistake that could result in injury or damage.

DANGER

WARNING

CAUTION

1.Introduction@@@@@@@@@@@@@@

●This manual describes the instructions for using this device safely.

●Study this manual very carefully and understand fully how to operate, check, adjust and maintain the labor

saving device before beginning any of the procedures.

●You always perform operations close to moving parts such as needles when using industrial sewing machines.

Therefore you have to keep in mind you could easily touch them. To prevent accidents, it is essential that you

use the safe products supplied by Pegasus correctly.

All the people who will use sewing machines must study this manual and the instruction manual for sewing

machines very carefully and then take necessary safety measures before beginning any of the procedures.

Indications of dangers, warnings and cautions

To prevent accidents, indications (symbols and/or signs) which show the degree of danger are used on our

products and in this manual. Study the contents very carefully and follow the instructions.

Indication labels should be found easily.

Attach new labels when they are stained or removed.

Contact our sales office when new labels are needed.

Besuretostudyverycarefully

for

safety.

Symbols,signsand/orsignalwordswhich

attractusers'attention

Be sure to follow the instructions when you operate the machine and/or labor saving device.

If you use the machine and/or labor saving device incorrectly, you may get an electrical shock.

If you use the machine and/or labor saving

device incorrectly, your hands and/or fingers may

be injured.

If you use the machine and/or labor saving device incorrectly, you may cause fire.

Never do this.

Unplug the machine or shut off the power when checking, adjusting and/or repairing the machine and/or labor saving device, or when lightning may strike.

Be sure to connect to ground.

If you use the machine and/or labor saving device incorrectly, your fingers and/or hands may be caught in them or it, causing trouble.

If you use the machine and/or labor saving device incorrectly, you may burn yourself.

3.Safety precautions

①Applications, purpose

The labor saving device is designed to increase quality and

productivity according to you needs.

Therefore never use the device for the applications which may

defeat the above purpose.

②Circumstances

Some circumstances when you are using the labor saving device

may affect its life, function, performance, and safety.

For safety, do not use the labor saving device under the

circumstances below.

1.Do not use the device near objects which make noise such as a

high-frequency welder, etc.

2.Do not use or store the device in the air which has vapor from

chemicals, or do not expose the device to chemicals.

Symbolsandmessages

3.Do not leave the device outside, in high temperatures or the

direct sun.

4.Do not use the device in high humidity or ambient temperatures

which may affect them.

5.Do not use the device on the condition that the voltage fluctua-

tion range is more than ± 10% of the rated voltage.

6.Do not use the device at the place where the supply voltage

specified for the control motor cannot be properly obtained.

7.Do not use the device at the place where the air supply specified

for the device cannot be properly obtained.

8.Do not expose the device to the water.

③Safety measures

(1)Safety precautions when you perform maintenance on

the labor saving device.

●When performing maintenance such as when checking, repairing,

cleaning the labor saving device, turn off the power, disconnect

the power plug from the outlet and press the machine treadle in

order to make sure the machine does not run.

If you have to perform maintenance on the machine and/or labor

saving device with the power on, always be careful because the

machine and/or device could start operating unexpectedly.

To prevent accidents caused by incorrect operation, you should

establish your own procedures for safe operation and follow

them.

●Only well-trained people should perform routine daily

maintenance and/or repair the machine and/or device.

●Do not modify the machine and device yourself.

※Consult you local Pegasus' sales office or representative for

modification.

(2)Before operating the device

●Before operating the device, check the machine head, machine

unit and device to make sure they do not have any damage

and/or defects.

Repair or replace any defective parts immediately.

●To prevent accidents, always make sure the safety covers and

safety guards are properly secured.

Never remove the safety covers and safety guards.

(3)Training

●To prevent accidents, operators and service/maintenance

personnel should have proper knowledge and skills for safe

operation.

To ensure so, managers must design and conduct training for

these people.

4.Notes for each procedure

UTION

①Unpacking

The machine and device are packed in boxes (and plastic bags) in

the factory before shipment. Unpack the boxes and bags properly

and sequentially by following the instructions shown on them.

②Installation, preparation

UTION

Connecting the air lines

1.Always turn off the power first and then connect the air lines to

the joints. Be sure to connect all the air lines before connecting

them to the air source.

2.When connecting the air lines to the joints, be sure to insert the

joints to the proper depth of the air lines and fasten securely.

3.Do not allow excessive force to be exerted on the air lines while

using the device.

4. Do not bend the air lines too much.

5.If necessary, protect the air lines by positioning them safely

and/or using the cover.

6. Do not use staples to secure the air lines. Otherwise it may

cause damage.

WWARNING

ARNING

Connecting the cords

1. When connecting the power cord, be sure to turn off the

power and disconnect the power plug from the outlet.

2. Check the voltage designation to make sure the power

relay cord matches the local supply voltage. The use of wrong

cord may cause damage to parts and/or fire.

3.Do not allow excessive force to be exerted on the cords while

using the device.

4. Do not bend the cords too much.

5.Confirm that the cord is at least 25mm away from moving part of

the machine and/or the device when you connect the cord.

6.If necessary, protect the cords by positioning them safely and/or

using the cover.

7. Do not use staples to secure the cords. Otherwise it may

cause damage.

Ground

1.Connect each of the ground wires in the sewing machine system

to the ground terminal. Do not connect one devices' ground wire

to another devices'.

2. Connect the ground wires securely to the indicated ground

points on the machine head.

WWARNING

ARNING

③Before operation

1.Check the cords, connector and air lines to make sure they do

not have any damage, disconnections or tangles and then turn on

the power.

2. Do not bring your hands and/or any part of your body close

to the needle and pulley when turning on the power.

3.Well-trained people who studied this manual and the instruction

manual very carefully should use the machine with the labor

saving device.

4.Study the contents on "2. Indications of dangers, warnings and

cautions" very carefully and then provide users with safety

training as required.

WWARNING

ARNING

④Precautions for work and operation

1. The area near the presser foot is very dangerous during

sewing. Do not bring your hands and/or any part of your body

close to the presser foot.

2.To prevent accidents, be careful that any foreign matter such as

water, other liquids or metals do not get into the device.

3.Wear clothes that cannot be caught in the machine.

4. Do not leave tools or other unnecessary objects near the

device.

5.To prevent accidents, always make sure the safety cover are

properly secured.

6.Drain and clean the filter regulator periodically, if the device is

pneumatic. Otherwise drainage will flow into the solenoid valve

and/or air cylinder, causing trouble.

7.Always turn off the power before leaving the machine table.

8.If any trouble occurs, stop using the machine and turn off the

power. Check, repair and/or perform other necessary procedures

immediately.

9. Pay close attention to the knife edges not to injure your

hands and/or fingers.

UTION

⑤Maintenance, check & repair

1.Well-trained people who studied this instructions very carefully

should maintain, check and repair the machine and device.

2.Perform routine daily maintenance and periodical maintenance by

following this instructions.

3.Use Pegasus' genuine parts when repairing and/or replacing

parts.

Pegasus disclaims all responsibility for accidents caused by

improper repair/adjustment and/or use of parts which are not

genuine.

4. Do not modify the device yourself.

Pegasus disclaims all responsibility for accidents caused by

modification.

5.After maintaining, checking, and/or repairing the machine and

device, always make sure that any trouble does not occur when

the power is turned on.

6.Before and after operation clean lint and any other foreign from

the device not to cause trouble.

7.Make sure to replace the safety covers when you need to remove

them for checking and/or maintenance.

Applications and performance

Features:

This device is available for flatbed, interlock stitch machines. Needle threads, looper threads and top cover threads are easily trimmed by pressing the treadle with heel. This device eliminates a tedious thread trimming operation, thus dramatically increasing efficiency.

Driving method:

To trim the threads and to lift the presser foot, two types of driving methods, pneumatic and electric are available.

Installing the electric presser foot lift

UTION

Always turn off the power, unplug the machine and then well-

qualified technicians should install the electric presser foot lift.

Install solenoid 1 to the table with screws 2, washers 3 and nuts 4.

Adjust nut 8 so that stroke A is 28mm (standard).

Hook pitman rod 5 onto the hole at the end of presser foot lift lever 7. Adjust the length of pitman rod 5 by loosening screw

9. Hook pitman rod 5 onto hole B on lever 6.

Give a little play on presser foot lift lever 7.

Installing the pneumatic

presser foot lift

UTION

Always turn off the power, shut down the air compressor and

then well-qualified technicians should install the air cylinder.

Install air cylinder 10 to the machine with screws 11, spring

washers 12 and washers 13.

3 4

A=28mm

Fig.2

Fig.3

Fig.1

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