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SINGLE / TWIN NEEDLE LOCK STITCH

HIIGH POST INDUSTRIAL SEWING MACHINE

1 / 2본침 본봉 포스트 재봉기

OPERATION MANUAL

사 용 설 명 서

LT5-H710-1/LT5-H710-2

PART BOOK

부 품 명 세 서

Содержание LT5-H710-1

Страница 1: ...SINGLE TWIN NEEDLE LOCK STITCH HIIGH POST INDUSTRIAL SEWING MACHINE 1 2 OPERATION MANUAL LT5 H710 1 LT5 H710 2 PART BOOK...

Страница 2: ...2...

Страница 3: ...e symbol at left means beware of injury This symbol indicates something that you must not do This symbol indicates something that you must do The picture inside the circle indicates the nature of the...

Страница 4: ...5 off A S 43 2 40 25 OFF A S A S 4...

Страница 5: ...cur install the belt covers to the machine head and motor Be sure to wear protective goggles and gloves when handling the lubricating oil and grease so that they do not get into your eyes or onto your...

Страница 6: ...edle when not using the machine and when leaving the machine unattended For machines with automatic presser lifter do not touch the solenoid section because if becomes hot during operation and may cau...

Страница 7: ...ician to carry out any maintenance and inspection of the electrical system Turn off the power switch and disconnect the power cord from the wall outlet at the following times otherwise the machine may...

Страница 8: ...your nearest UNICORN dealer The positions of the labels may vary slightly depending on the model of sewing machine or motor 1 2 Be sure to connect the ground If the ground connection is not secure you...

Страница 9: ...IT SHOULD BE COUNTERCLOCKWISE IF IT ROTATES CLOCKWISE TRY THE PLUG OF MOTOR TO THE OPPOSITE DIRECTION POWER MUST BE OFF WHEN THE MACHINE IS NOT IN USE OR THE OPERATOR LEAVES THE SEAT V POWER MUST BE O...

Страница 10: ...HOW TO WIND THE LOWER THREAD 18 3 HOW TO ROUTE THE UPPER THREAD 19 4 HOW TO ROUTE THE LOWER THREAD 20 5 HOW TO PULL OUT THE LOWER THREAD 21 6 HOW TO ADJUST THE LENGTH AND REVERSE SEWING 21 7 HOW TO A...

Страница 11: ...11 1 8 15 22 2 9 16 23 3 10 17 24 4 11 18 25 5 12 19 6 13 20 7 14 21 LT5 H710 1 IDENTIFICATION OF MAJOR PARTS LT5 H710 1...

Страница 12: ...12 1 8 15 22 2 9 16 3 10 17 4 11 18 5 12 19 6 13 20 7 14 21 LT5 H710 2 IDENTIFICATION OF MAJOR PARTS LT5 H710 2...

Страница 13: ...Y TO HEAVY MAX SEWING SPEED 2500 SPM MAX STITCH LENGTH 0 5 NEEDLE BAR STROKE 33 4 FEED DOG HEIGHT 1 0 PRESSER FOOT HEIGHT USING HAND 7 USING KNEE 11 NEEDLE TYPE DP 5 18 21 STITCH ADJUSTMENT DIAL LUBRI...

Страница 14: ...14...

Страница 15: ...d set the oil pan with nails 2 Screw the plastic oiler 3 into the oil pan Set the knee lifting assembly 4 to the underside of the table with the screws 2 INSTALLING THE RUBBER HINGE AND CUSHIONS 1 2 3...

Страница 16: ...height by turning the tension adjusting nut 1 so that the belt sinks about 15 20 about 1 when depressed by finger at the center of the belt span 4 INSTALLING THE BOBBIN WINDER Attach the bobbin winde...

Страница 17: ...17 LUBRICATION Apply an appropriate amount of oil the places indicated by arrows when staring the new machine...

Страница 18: ...and re tighten the screws 2 HOW TO WIND THE LOWER THREAD Insert the bobbin onto the bobbin winder shaft Push the bobbin winder stop latch all the way downward Wind the thread around the bobbin a few t...

Страница 19: ...19 3 HOW TO ROUTE THE UPPER THREAD 50 Raise the thread take up lever to the highest position and route the thread as shown in FIG Pull out the end of the thread about 50 through the needle eye...

Страница 20: ...the bobbin into the rotary hook IN FIG 1 Push the latch of the rotary hook flat IN FIG 2 Pass the end of the thread through the bobbin case slot IN FIG 2 Pass the thread under the tension spring IN FI...

Страница 21: ...wer thread from the underneath of the presser foot and place the lower thread in the back side of needle plate 6 HOW TO ADJUST THE STITCH LENGTH AND REVERSE SEWING Stop the machine and push the revers...

Страница 22: ...hread tension can be adjusted by the thread tension adjusting nut as shown in FIG Clockwise The tension is strengthen Counterclockwise The tension is weaken After adjusting the tension of the lower th...

Страница 23: ...haft to the right or left Clockwise The tension is weaken Counterclockwise The tension is strengthen 9 HOW TO ADJUST LOWER THREAD TENSION The tension of the lower thread varies with the kind of cloth...

Страница 24: ...check that they operate correctly before using the machine Turn off the power switch and disconnect the power cord from the wall outlet at the following times otherwise the machine may operate if the...

Страница 25: ...D NEEDLE 1 0 05 2 1 5 2 H710 1 2 H710 2 4 2 4 3 1 1 1 5 Loosen the screws and and move the rotary hook saddle to the right or left until the clearance between the needle and rotary hook tip is about 0...

Страница 26: ...e height 1 Loosen the screw and raise or lower the needle bar so that the clearance between the upper end of the needle eye and the rotary hook point will be 1 1 5 when the rotary hook point meets the...

Страница 27: ...r Loosen the screw and raise or lower the presser bar so that the presser foot will be raised to about 7mm from the needle plate 4 ADJUSTING THE FEED DOG HEIGHT l 0 Rotate the pulley until the feed do...

Страница 28: ...28...

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