SunStar SC 7900-Series User Manual page 39

⑥ Loosen the presser foot clamp screwⓕ.
(Refer to the Figure 66)
⑦ Put to the highest point of the needle bar by rotating the hand
pulley.
⑧ Remove the presser adjusting screwⓑ and lift the presser bar
by using the presser bar pressure adjusting springⓖ. (Refer
to the Figure 67)
⑨ Remove the thread holder crankⓙ from the hook drive
sleeveⓘ. (Refer to the Figure 68)
⑩ Remove the presser foot among the presser foot guide (left),
(right) by turning the presser foot to the left.
(Refer to the Figure 68)
⑪ Insert the replacement presser foot in the presser foot guide
(left), (right) by turning to the right. (Refer to the Figure 68)
⑫ Insert the thread holder crankⓙ into the hook drive
sleeve ⓘ. (Refer to the Figure 68)
ⓑ
ⓖ
ⓗ
ⓘ ⓙ
ⓗ
ⓕ
[ Figure 66 ]
[ Figure 67 ]
[ Figure 68 ]
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