
vii
目 次
仕様 ................................................................................................................................. 1
1.ミシンの据え付け.................................................................................................... 2
2.糸立装置の取り付け................................................................................................ 2
3.ベルトカバー・糸巻装置の取り付け..................................................................... 3
4.給油........................................................................................................................... 4
5.針の取り付け方........................................................................................................ 5
6.下糸の巻き方............................................................................................................ 5
7.下糸の通し方............................................................................................................ 5
8.糸案内棒の取り付け................................................................................................ 6
9.上糸の通し方............................................................................................................ 6
10.縫い目長さの調節................................................................................................... 7
11.正逆の縫目比........................................................................................................... 7
12.糸調子....................................................................................................................... 7
13.糸取りばね............................................................................................................... 8
14.押え圧力の調節....................................................................................................... 8
15.送り歯高さの調節................................................................................................... 9
16.送り足と押え足の調節............................................................................................ 9
17.送り歯の前後位置の調整......................................................................................11
18.針と釜の関係.........................................................................................................11
19.補助糸調子(本項目は DSU-142-7 に適用します).......................................12
20.固定メス圧の調整(本項目は DSU-142-7 に適用します)............................12
21.逆送りマグネットの位置(本項目は DSU-142-7 に適用します)................13
22.糸切りタイミングの調整(本項目は DSU-142-7 に適用します)................13
23.
カムコロ腕とカムコロ腕押えの調整(本項目は DSU-142-7 に適用します)
. . 14
24.動メス最大揺動位置の調整(本項目は DSU-142-7 に適用します)............14
25.ピッカー作動量の調整(本項目は DSU-142-7 に適用します)....................15
26.メスの交換(本項目は DSU-142-7 に適用します).......................................15
27.モータープーリーと縫い速度(本項目は DSU-142 にのみ適用します).....16
28.縫いにおける現象と原因・対策..........................................................................16