Thread; 1) Upper And Lower Thread Placement; 2) Threading; 3) Bobbin Case Insertion/Removal - SunStar SPS/D-BR1254H User Manual

Electronically controlled direct drive type pattern tacking sewing machine (machine structure part)

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4.3) Thread

1) Upper Thread Placement

Place the thread take-up lever at the highest position, and pass the thread through the main and sub thread adjusting

devices.

H-type Upper Thread Placement

2) Lower Thread Placement

Insert the bobbin into the bobbin case. Insert thread

into the groove and pass it under the tension

adjusting plate spring.

Place the thread take-up lever at the highest position and

then conduct threading. For heavy materials, conduct

threading as in Fig. ①, and for general and light

materials and knit, conduct threading as in Fig. ②.

Push the bobbin into the hook by holding the bobbin

case handle until you hear a click sound.

If the bobbin case and the hook are not accurately assembled, thread might be entangled or the

bobbin case might be ejected during machine operation. Make sure that the bobbin case is

completely inserted into the hook before operating the machine.

Caution

H-type Upper Thread Placement

① Heavy Materials

② General Materials

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