
vii
目 次
!.仕様............................................................................................................... 1
@.ミシンの据え付け(共通).................................................................................. 2
1. ベルトの掛け方...............................................................................................................................................3
2. 糸立装置の取り付け.......................................................................................................................................4
3. ベルトカバー・糸巻台・下糸巻装置の取り付け.........................................................................................5
4. 巻き具の取り付け...........................................................................................................................................6
5. グリスの塗布...................................................................................................................................................7
#.ミシンの据え付け(DLN-6390-7)................................................................. 8
1. SC-921 の取り付け・設定..........................................................................................................................8
2. コードの配線...................................................................................................................................................9
3. ひざスイッチの取り付け............................................................................................................................10
4. 空圧関係の配管及び電気関係の配線.........................................................................................................11
$.ミシンの据え付け(DLN-6390)...................................................................12
1. モータプーリ・ベルトの選び方.................................................................................................................12
2. モータの取り付け.........................................................................................................................................13
3. 巻き具開閉機構のセットアップ.................................................................................................................14
4. 押え上昇機構のセットアップ.....................................................................................................................15
5. 押え上げと巻き具開閉の同時操作.............................................................................................................16
%.給油・排油....................................................................................................17
1. 給油...............................................................................................................................................................17
2. 排油...............................................................................................................................................................18
3. 油量調整........................................................................................................................................................19
^.ミシンの使い方..............................................................................................21
1. 針の取り付け方............................................................................................................................................21
2. ボビンの入れ方............................................................................................................................................21
3. 上糸の通し方................................................................................................................................................22
4. 縫い目長さの調節........................................................................................................................................23
5. 下糸の巻き方................................................................................................................................................24
6. 糸調子...........................................................................................................................................................25
7. 糸取りばね....................................................................................................................................................25
8. 天びん糸取り量の調整................................................................................................................................25
&.ミシンの調整.................................................................................................26
1. 針棒高さの調整............................................................................................................................................26
2. 釜の取り付け位置........................................................................................................................................27
3. 針停止位置の調整........................................................................................................................................28
4. ペダル関係の説明と調整............................................................................................................................29
5. ワイパー調整................................................................................................................................................30
6. 押え上げ........................................................................................................................................................31
7. 押え圧(上ローラー)、押え高さ(上ローラー)の調整........................................................................31
8. 押え圧(押え ( 組 ))、押え高さ(押え ( 組 ))の調整...........................................................................32
*.縫いのトラブルと対応.....................................................................................33
(.糸切り関係....................................................................................................35
1. 動メス後退位置の確認と修正方法.............................................................................................................35
2. 糸切りカムのタイミング確認.....................................................................................................................36
3. 固定メス........................................................................................................................................................37
).オプション関係のセットアップ........................................................................38
1. 針冷却装置....................................................................................................................................................38
_.SC-921 の設定............................................................................................43
1. 自動押え上げ機能選択方法.........................................................................................................................43