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CONTENTS
............................................................................................ 1
2. Name of each component ......................................................................... 2
3. Standard adjustment ................................................................................. 4
(1) Feed dog height and gradient ..................................................................................4
(2) Adjusting the needle and the hook ..........................................................................6
(3) Operating timing of the feed .....................................................................................8
(4) Bobbin insertion ......................................................................................................10
(5) Adjustment of inner hook presser position ..........................................................12
(6) Lubrication ...............................................................................................................14
(10) Adjustment of thrust values of an upper shaft ................................................... 70
(11) Adjustment of external parts ................................................................................72