JUKI DLN-415 Instruction Book
JUKI DLN-415 Instruction Book

JUKI DLN-415 Instruction Book

High speed single needle lockstitch needle feed industrial sewing machine

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Summary of Contents for JUKI DLN-415

  • Page 2 DLN-415 SPECIFICATIONS Sewing speed .._...__.___._ Up to 5,000 s.p.m. Stitch length .._._______._. Stitch adjuster .._._._._._..._ Dial system Reverse sewing .._._.._._ Lever system Needles .._.__._.___._.__..DB Xl (16x231) #ll, #14, #16, #la Lubricating oil .._.___.__. New Defrix Oil No. 1...
  • Page 3: Table Of Contents

    DLN-415 CONTENTS...
  • Page 4 INSTALLING THE OIL RESERVOIR ed part of the table will be supporting the reservoir. in front to the protruding part 01 the table. on the protruding Operator side Hinge side MOTOR PULLEY AND THE BELT up to 5.000 When connected directly the number oi rotation oi the machine with the table.
  • Page 5 CAUTIONS ON OPERATING THE MACHINE with fresh oil. of “11 to 5.000 r.o.m. but for the iirst month drop the speed to about 4,500 r.p.m. LUBRICATION Before operating machine 1. Fill up Ihe oil reservoir with IUK New up to the mark “HIGH”. 2.
  • Page 6 1 . A d j u s t i n g t h e o i l s u p p l y t o t h e f a c e the oil supply to the thread justing pin at t h e t i p o f t h e m a i n s h a f t . comer near the crank.
  • Page 7: Threading The Machine

    THREADING THE MACHINE Rotate the hand wheel m right and place the thread take-up to the highest positiart. 2 . P a i r ihe t h r e a d t o t h e needle e y e lrom lcit to righr. 3.
  • Page 8: Preparation Of The Bobbin Thread

    PREPARATION OF THE BOBBIN THREAD H o w t o i n s e r t t h e b o b b i n 2 . P a i r t h e t h r e a d t o the t h r e a d pasring hole...
  • Page 9 THE THREAD TENSION Adjusting the needle thread tension Ideal stitches are iormcd wlwn the needle thread and the bobbin thread are perfectly interlocked at the center ot the cloth. The tension of the needle thread is adjusted by the thread tension nut. 1.
  • Page 10: Adjusting The Pressure Of The Pre5W Foot

    PRESSER FOOT AND FED9 DOG 5 kg (ll’lbr). than 6 kg(13.2 Ibs) required, use the exchanging rpring in the The presser foot hand lifter To stop the prerser foot at the lifted po- sition: 1. Rotate the hand liiter in the war of the face part either to right or left.
  • Page 11: The Stitch Length

    THE STITCH LENGTH Adjusting stitch length The stitch length can be adjurteo the iced adjusting dial above the feed lever. The iigurei an the graduator are rhown in the desired figure with the pin which ii coming au! irorn the arm. * The maximum stitch length is 4mm Pushing pressure of the feed lever...
  • Page 12: Inserting The Needle

    INSERTING THE NEEDLE There are many numbers and sizes of the needle, IO select the mrrect size and number depending on the thickness of the thread or material. 1. Rotate the hand wheel and bring the needle bar to the highest porition. 2.
  • Page 13: Relation Txiween The Hook And The Needle

    RELATION BETWEEN THE HOOK AND THE NEEDLE Match the needle with the sewing hook as and bring the needle bar to its lowest position. 2. Loosen the needle bar clamping set screw. (Note) When matching the timing of the needle and the sewing hook, be sure to ret the feed adjusting dial to “0”.
  • Page 14: Adjusting The Height Of The Presser Bar

    ADJUSTING THE HEIGHT OF THE PRESSER BAR When the height or the direction of the presser bar is to be changed due to the exchange of presrer foot: 1. Remove the rubber plug of the face plate 3. After the adjustment, securely tighten the ret 5crew.
  • Page 15: Dln-415L Instrvctlcn Book

    ?.8mm(7/64”~. At that point, the clcarancc between the needle and the biadc point of the sewing hook should be O.lmm(1/256”). (when the feed amount is “O”.) With the exception of above, all other specifications xe identical with DLN-415.

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