Maintenance - Siruba LKS-1900AN Instruction Book

[ 7 ] 維修
1. 針桿高度
把針桿①設到最下點，放鬆針桿緊固螺絲
②，把針桿上刻線④和針桿下擋塊③的下端
調節成一致。僅 F 規格，請調整到針桿上刻
線④中心下降 0.8mm ～ 1mm 的位置。
注意 : 調節後請一定確認不要有鬆動。
※ 有的縫製條件發生跳針時，請從針桿上刻線
④往下調節 0.5mm ～ 1mm。
②
①
2. 機針與旋梭
⑴ 用手轉動手輪，針桿①上升時，把下刻線
②對準針桿下擋塊③前端。
為了防止突然的起動造成人身事故，請關掉電源後再進行操作。
警告
Turn OFF the power before starting the work so as to prevent accidents
WARNING
caused by abrupt start of the sewing machine.
機針和刻線的關係 Relation between needle and engraved lines
③
DP×5 用刻線
Engraved line for DP x 5
DP×17 用刻線
Engraved line for DP x 17
③
①
②

[7] MAINTENANCE

1. Adjusting the height of the needle bar
Bring needle bar ① to the lowest position
of its stroke. Loosen needle bar connection
screw ② and adjust so that upper marker
line ④ engraved on the needle bar aligns
with the bottom end of needle bar bushing,
lower ③ . For F type only, adjust the needle
bar to the position where it is lowered by
0.8 mm to 1 mm from the center of upper
marker line ④ engraved on the needle bar.
Caution
:After the adjustment, make sure that
there is no uneven torque.
※When stitch skipping occurs in accordance
with the sewing conditions, adjust the
height of the needle bar so as to lower it by
0.5 to 1 mm from the needle bar engraved
line ④ .
④
上刻線
Upper
engraved line
①
為僅 H 規格
is for H types only
2. Adjusting the needle-to-shuttle relation
⑴ Turn the handwheel by hand. When
needle bar ① has gone up, adjust so
that lower marker line ② engraved on
the needle bar aligns with the bottom
end of the needle bar bushing ③ ,
lower.
③
①
②
Introduction
④
僅 F 規格
F type only
P40