JUKI MF-7900-E22 Instruction Manual
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JUKI MF-7900-E22 Instruction Manual

JUKI MF-7900-E22 Instruction Manual

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MF-7900-E22,23
INSTRUCTION MANUAL

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Summary of Contents for JUKI MF-7900-E22

  • Page 1 MF-7900-E22,23 INSTRUCTION MANUAL...

  • Page 2: Table Of Contents

    CONTENTS I. SPECIFICATIONS ......................1 II. IN CASE OF USING E22 ....................1 1. Installing procedure ........................1 2. Adjustment procedure ......................... 5 III. IN CASE OF USING E23 ....................6 1. Installing procedure ........................6 2. Adjustment procedure ......................... 8 IV. WITH REGARD TO THE ACCESSORIES (TENSION ROLLER) ........9 1.

  • Page 3: Specifications

    I. SPECIFICATIONS Model MF-7900-E22, MF-7900-E23 Model name E22 : Machine for attaching endless spandex elastic tape (With manual open/close type binder) E23 : Machine for attaching endless spandex elastic tape (With pneumatic open/close type binder) Sewing speed Max. 5,000 sti/min (at the time of intermittent operation) (provided with PL12 or 13) Speed of stitch at the delivery.
  • Page 4 Loosen the screw  in collar ❹. Adjust the spring pressure of the binder open/close device. After the installation of the open/close device, apply grease (exclusive grease; JUKI part number: 13525506) ❸ supplied with the device to B section. ❺...
  • Page 5 5) Installing the chain and pulley Install chain for binder open/close ❾ to lever asm. ❻ with S-hook . Suspend the chain through hole  ❻ in the table. Adjust the longitudinal position of roller asm.  so that the chain fits in the roller groove. Fix the roller asm.
  • Page 6 7) Installing the AK solenoid cord Install AK solenoid cord  as illustrated in the figure. Route the cord behind presser bar lifting lever . If the cord is routed in front of the lever, the cord can be caught under lever , resulting in a breakage of the cord.

  • Page 7: Adjustment Procedure

    2. Adjustment procedure WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the follow- ing work after turning the power off and ascertaining that the motor is at rest. 1) Adjusting the position of the binder Perform the adjustment of the position of binder  with screws .

  • Page 8: In Case Of Using E23

    III. IN CASE OF USING E23 1. Installing procedure WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the follow- ing work after turning the power off and ascertaining that the motor is at rest. 1) Installing the binder open/close knee switch asm ❶...
  • Page 9 3) Installing the binder and the elastic guide Install binder ❾ and elastic guide . ❾ 4) Installing the air regulator Install air regulator asm. under the table with wood screws . – 7 –...

  • Page 10: Adjustment Procedure

    2. Adjustment procedure WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the follow- ing work after turning the power off and ascertaining that the motor is at rest. 1) Adjusting the position of the binder Perform the adjustment of the position of binder ❾...

  • Page 11: With Regard To The Accessories (Tension Roller)

    IV. WITH REGARD TO THE ACCESSORIES (TENSION ROLLER) 1. Installing procedure WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the follow- ing work after turning the power off and ascertaining that the motor is at rest. 1) Installing the bottom roller of the tension roller Install bottom roller plate ❶...

  • Page 12: Adjustment Procedure

    4) Installing the rear roller 1. Fix rear roller plate base ❶ with three wood screws ❷. ❻ ❸ ❹ ❺ For the installing position of the rear roller ❷ plate base, refer to the drawing of the table. 2. Install rear roller asm. ❸ to rear roller plate base ❶ with screw ❹...
  • Page 13 3) Adjusting the longitudinal position 1. Loosen knobs ❷ of slide shaft ❶, and adjust the lon- gitudinal position. ❶ 2. After adjusting the position, tighten knobs ❷. ❷ 4) Adjusting the position of the bottom roller 1. Adjusting the lateral position Loosen three screws ❶, adjust the bottom roller so that the elastic band is put straight, and tighten three screws ❶.

  • Page 14: Drawing Of The Table

    V. DRAWING OF THE TABLE 70003387 MF-7900-E11/E22/E23 For the direct-driven machine head – 12 –...
  • Page 15 70003388 MF-7900-E11/E22/E23 For V belt – 13 –...

This manual is also suitable for:

Mf-7900-e23

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