Gather Sewing Attachment (Mh-484, Mh-484-4, Mh-484-5); Motor Pulley And Sewing Speed (Mh-481, Mh-484) - JUKI MH-481 Manuel D'utilisation

30. GATHER SEWING ATTACHMENT (MH-484, MH-484-4, MH-484-5)

WARNING :
To avoid possible personal injury due to abrupt start of the machine, turn off the power to the machine and check to be
sure that the motor has totally stopped rotating in prior.
Attachments S060 and S061 are available for the model MH-484.
S060 (Gather sewing attachment)
With S060, you can gather only the bottom cloth.
Refer to the separate Instruction Book prepared for the S060, S061 for the details of adjustment.

31. MOTOR PULLEY AND SEWING SPEED (MH-481, MH-484)

1) Use the 3-phase 400 W AC clutch motor.
2) Use an M type V belt.
3) The following table shows the relationship among the motor pulley and the sewing speed.
Model Sewing speed
5,500 sti/min
MH-481
5,000 sti/min
MH-484
4,500 sti/min
(Caution) The effective diameter of the motor pulley is obtained by subtracting 5 mm from the out-
side diameter.
Effective diameter Number
of handwheel of poles
φ 67.4 mm 2
– 26 –
Stopper
Spring
S061 (Intermittent gather sewing attachment)
With S061 you can intermittently sew gathers as you
wish by operating the pedal lever.
Rotational speed
Frequency
of motor
50 Hz 2,865 rpm
60 Hz 3,430 rpm
50 Hz 2,865 rpm
60 Hz 3,430 rpm
50 Hz 2,865 rpm
60 Hz 3,430 rpm
Lock nut
Effective diameter
of motor pulley
φ 130
φ 110
φ 115
φ 100
φ 105
φ 90