(9) Adjusting the thread trimming unit
WARNING :
Be sure to turn the power OFF before the following work in order to prevent personal injury due to
unintentional starting of the sewing machine.
9) Adjustment of the driven part stopper
Ⓐ
❹
S type
H type
10) Installed length of the thread trimmer connector bar (asm.)
S type
H type
Standard adjustment
❶
❷
❺
Ⓐ
Knife unit ❶
Handling device knife ❷
Part No.
40172485
40174319
H type:101.5±0.2mm(S type:99.7±0.2mm)
(H type:Reference value = 39.5mm)
(S type:Reference value = 37.7mm)
❼
❽
Connecting rod (asm.) R
Part No.
40174398
40174323
– 66 –
❸
Thread trimmer knife ❸
Part No.
40172487
40172487
❽
Connecting rod (asm.) R
dimension
99.7±0.2mm
101.5±0.2mm
Part No.
40172486
40172486