Replace The Trimmers - Siruba 700QD Instruction Book

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更 換 切 刀
1.更 換上 切 刀 :
(1)放鬆 螺 絲
將 下刀 座
鎖螺 絲 。
(2)取 下螺 絲 , 換上 新 刀片 後 ,輕 輕鎖
上 螺 絲 。
(3)轉動手 輪 使 上 刀 移 至 下死點 ,調整 上
刀高 低 使 上 刀 與 下 刀相 交約 0.5 ~ 1.0
mm ,鎖緊 螺絲 。
(4)放鬆 螺絲 , 使下 刀座 還 原位 置 ,並
試 驗上下刀 能剪 斷車 縫線 ,鎖 緊螺 絲
2.更 換下 切刀:
( 1)放 鬆螺 絲
將 下刀 座
鎖 螺絲 。
( 2)放鬆 螺絲 , 取下 舊刀 換上 新刀 。
( 3)調 整下刀之 刀口 與針 板面 平齊 後, 鎖
緊 螺絲
( 4.) 放 鬆 螺絲 , 使下 刀座 還 原 位置 ,並
試驗 上下刀 能確 實剪 斷車 縫線 ,鎖 緊
螺 絲 。(圖27)
P26

REPLACE THE TRIMMERS

1.Replace the upper trimmer :
(1)Loosen the screw
向 左邊推 ,輕
(2)Remove the screw
(3)Turn the pulley to move the upper trimmer
向 左邊 推 ,輕
(4)Loosen the screw
2.R eplace the lower trimmer:
(1)Loosen the screw
(2)Loosen the screw
(3)Adjust the edge of the lower trimmer to
(4)Loosen the screw
-26-
and move the lower
trimmer holder
to the left. Then, tighten
the screw
a little.
and put the new
trimmer. Then, tighten the screw
to the lower dead point. Adjust the height
of the upper trimmer so that the upper
trimmer can cross the lower trimmer
about 0.5 ~ 1.0 mm. After that, tighten the
screw .
and return the lower
trimmer to its original position. Test if the
upper and the lower trimmer can cut the
thread exactly, and then tighten the screw
.
and move the lower
trimmer holder
to the left. Then,
tighten the screw
a little.
. Take off the trimmer
and replace a new one.
be alight with the surface of the needle
plate. Then, tighten the screw
to return the lower
trimmer holder to its original position and
test if the upper and the lower trimmer
can cut the thread exactly. Then, tighten
the screw
.(Fig 27)
a little.
.

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