JUKI AK-154 Скачать руководство пользователя страница 4

WARNING :

Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the 

sewing machine.

2. INSTALLATION

(1)  Loosen setscrew 

 of side plate 

. Remove side plate 

.

  *  Side plate 

 and setscrew 

 removed as described above are not used again since they are replaced 

with the parts to be retrofitted to the sewing machine. 

(2)  Remove knee-lifter bar hinge screw 

.

(3)  Loosen presser-lever fulcrum shaft setscrew 

 from above the top of the arm. Remove 

presser-lever fulcrum shaft 

.

 

1. Apply the grease supplied with the 

unit to each joining section.

 

2. Press AK lever asm. 

 against the 

sewing machine frame. Then, move 

the former so that it is spaced 0.1 

mm from the latter. In this state, 

fasten presser lever fulcrum shaft 

setscrew 

 to secure presser lever 

fulcrum shaft 

.

 

  Check to make sure that AK lever 

asm. 

 moves smoothly.

 

  Check to make sure that the slit in 

presser lever fulcrum shaft 

 is 

positioned horizontally.

(5)   Attach knee-lifter connecting rod 

 to the AK 

lever. Fix cable clip band 

 in the hole through 

which knee-lifter connecting rod 

 of AK lever 

is to be passed through. Then, insert knee-lifter 
connecting rod 

 into the cable clip band.

(4)  Install AK lever asm. 

 which is provided with 

a roller instead of the removed parts.

  *  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. Installation procedure (10) to (11)").

a

Provided 

with a roller

0.1mm

Fig. A

– 2 –

Содержание AK-154

Страница 1: ...1 INSTRUCTION MANUAL AK 154...

Страница 2: ...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 s...

Страница 3: ...the factory set value by turning it ON Presser foot lifting height setting function The lifting height of the presser foot can be set in two different stages When the back part of pedal is depressed...

Страница 4: ...the latter In this state fasten presser lever fulcrum shaft setscrew to secure presser lever fulcrum shaft Check to make sure that AK lever asm moves smoothly Check to make sure that the slit in pres...

Страница 5: ...three presser motor asm setscrews while bringing cam roller and cam into light contact with each other Check to make sure that the presser foot sole does not float above the feed dog Adjust presser m...

Страница 6: ...nnector to the connector CN37 Check to make sure that the connectors are securely connected Then attach control box cover CN37 12 Fix cover supplied with the unit with five screws shank length 12 mm C...

Страница 7: ...r be sure to per form after the time of one second or more has passed If ON OFF operation of the power is performed quickly setting may be not changed over well 2 Auto lifter is not actuated unless th...

Страница 8: ...ed 3 Move the cursor to U290 Thread presser AK operating time Input the lifting time using with Factory set value 20 Adjustable range 0 to 50 The longer the lifting time is increased the higher the pr...

Страница 9: ...ing function For reducing the operating noise or fur ther reducing the material damage by the presser foot when it is lowered to contact the material the presser operating speed can be changed appropr...

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