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JUKI AK-154 Instruction Manual

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AK-154
INSTRUCTION MANUAL
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Summary of Contents for JUKI AK-154

  • Page 1 AK-154 INSTRUCTION MANUAL...

  • Page 2: Table Of Contents

    CONTENTS 1. FEATURES ....................1 2. INSTALLATION ..................2 3. HOW TO SELECT THE FUNCTION OF AUTO-LIFTER ....... 5 4. OTHERS (Advanced edition) ..............6 4-1. Function for reducing the presser foot pressure at the beginning of sewing ..6 4-2. Presser foot lifting height setting function in the case the sewing machine stops with its needle-bar up.

  • Page 3: Features

    1. FEATURES This is the auto-lifter incorporating the cam which is driven by the stepping motor. ① After the presser foot is lifted by the auto-lifter, it is retained at its upper position by the cam. As a result, the power consumption is reduced. ②...

  • Page 4: Installation

    2. INSTALLATION For the AK device which is purchased in the shipped state, it has already been factory-adjusted. The AK device can be put into use after connecting its connector (CN37) to the destination of connection in the control box. (Refer to "2.
  • Page 5 ❻ Light-contact state ❾ If the cam roller  is raised, the problem that the presser foot sole fails to come in contact with the throat plate can occur. ❾ Collinear (6) There is a marker line on the surface of cam . Adjust so that marker line A on the cam and end face B of motor fixing plate ❾...
  • Page 6 CN37 (10) Remove four fixing screws from the four corners of the control box cover. Remove control box cover . (11) Connect the motor cable connector to the connector (CN37). Check to make sure that the connectors are securely connected. Then, attach control box cover . (12) Fix cover  supplied with the unit with five screws  (shank length 12 mm) Make sure that the marker line A on...

  • Page 7: How To Select The Function Of Auto-Lifter

    3. HOW TO SELECT THE FUNCTION OF AUTO-LIFTER ❶ When installing the auto-lifter device (AK), the function of auto-lifter is actuated. (1) Turn ON the power switch while ❶ held pressed. keeping ❷ (2) Set the set number to [1] with ❷.

  • Page 8: Others (Advanced Edition)

    4. OTHERS (Advanced edition) 4-1. Function for reducing the presser foot pressure at the beginning of sewing If the needle thread is not properly drawn down under the material fabric while the thread presser (NB device) is used, the assist function for reducing the presser foot pressure at the beginning of sewing to help the needle thread to be smoothly drawn under the material fabric can be enabled.

  • Page 9: Presser Foot Lifting Height Setting Function In The Case The Sewing Machine Stops With Its Needle-Bar Up

    4-2. Presser foot lifting height setting function in the case the sewing machine stops with its needle-bar up. It is possible to set the lifting height of presser foot, when the sewing machine stops with its needle-bar up, in two differ- ent stages.