W6 N 454D - Page 4

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Adjusting the thread tensions (4-thread seam) ............................................................................. 29
The 3-thread seam........................................................................................................................... 31
Rolled hem, scalloped hem and narrow overlock stitch .............................................................. 32
Adjusting the thread tension .......................................................................................................... 33
Rolled hem, scalloped hem and narrow overlock stitch ......................................................................... 33
Decorative overlocking ................................................................................................................... 34
Gathering ......................................................................................................................................... 34
Sewing tucks ................................................................................................................................... 35
Special accessories set .................................................................................................................. 36
The blind hem foot ...................................................................................................................................... 36
The bias binding foot .................................................................................................................................. 37
Maintenance .................................................................................................................................... 38
Changing the light bulb .............................................................................................................................. 38
Oiling ............................................................................................................................................................. 39
Cleaning the cutting mechanism ............................................................................................................... 40
Cleaning the feed dog ................................................................................................................................. 40
Changing the upper knife ........................................................................................................................... 41
Setting the upper knife ................................................................................................................................ 41
Useful tips for troubleshooting ...................................................................................................... 42
Technical data ................................................................................................................................. 43
Service information ......................................................................................................................... 44