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– 2 –

No clearance is provided 

between frame and sponge

No clearance is 

provided in the 

notch

Tension release wire

Knee lifter horizontal bar

5.  Make sure that a sponge is placed as illustrated in 

the figure. If not, pass the tension release wire in 

the upper notch and pass the knee lifter horizontal 

bar in the lower notch so that no clearance is pro-

vided in the notches. In addition, make sure that 

there is no clearance between the frame and the 

sponge.

   *  Improperly-installed sponge can be a cause of oil 

leakage from the bobbin winder.

7.  Install side plate (asm.) 

 on the sewing machine. 

At this time, install side plate (asm.) so that the slot 

in solenoid link 

 fits over knee lifter horizontal bar 

pin 

.

6.  Remove washer 

 and nut 

 from side plate 

(asm.) 

 of the device.

8.  Install solenoid (asm.) 

.

Summary of Contents for AK85B

Page 1: ...i ENGLISH INSTRUCTION MANUAL AK85B ...

Page 2: ...ave removed oil shield fix wire clamping base at its home posi tion by means of setscrew Caution The floating amount of the tension disc is changed by loosening wire clamping base After the assembly of the AK 85 check the floating amount of the tension disc and adjust if necessary Refer to 12 Adjustment of the floating amount of the tension disc No 2 p 4 4 Replace the hinge screw of the knee lifte...

Page 3: ... horizontal bar in the lower notch so that no clearance is pro vided in the notches In addition make sure that there is no clearance between the frame and the sponge Improperly installed sponge can be a cause of oil leakage from the bobbin winder 7 Install side plate asm on the sewing machine At this time install side plate asm so that the slot in solenoid link fits over knee lifter horizontal bar...

Page 4: ...roat plate Turn solenoid shaft counterclockwise with a screwdriver A with the solenoid pressed in the direction of the arrow then tighten the connecting stud clamping screw with hexagonal wrench key B Caution The adequate tightening torque is 3 4 to 5 9 N m Be aware if the connecting stud clamping screw is excessively tightened the solenoid arm can break C Connector connection diagram Pedal AC pow...

Page 5: ...t loosen screw and move tension release wire to the left After adjustment securely tighten screw Caution 1 To perform re turning ON of the power be sure to perform 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 this function is properly selected 3 When FL ON is selected ...

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