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INDEX
CONTENTS
I
Page
Setting up the machine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2
Breaking-in & Direction of rotation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2
Oiling
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 3
Needle. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 5
Thread. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 5
Winding the lower thread on the bobbin. . . . . . . . . . . . . . . . . . . . . . . . . .. 6
Adjustment of the bobbin winder 6
Removing and inserting the bobbin. . . . . . . . . . . . . . . . . . . . . . . . . . . . .'.. 7
Threading the machine
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 8
Regulating the thread tensions
. . . . . . . . . . . . . . . . . . . . . . . . . . . . '.' . . .. 9
Adjusting the lift of the alternating presser feet . . . . . . . . . . . . . . . . . . . .. 10
How to re-set the safety clutch mechanism. . . . . . . . . . . . . . .. . . . . . . . .. 10
Extra slotted needleplate. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 10
INFORMATION FOR ADJUSTMENT
Adjusting the qeight of the feed dog. . . . . . . . . . . . . . . . . . . . . . . . . . . . ..
11
Relative position of the feeder to needle plate
. . . . . . . . . . . . . . . . . . . . .. 11
The position of the needle and the needle hole of the feeder . . . . . .. . . " 12
Timing the needle with feed dog. . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . .. 13
Adjusting the height of the needle bar. . . . . . . . . . . . . . . . .. . . . . . . . . . .. 14
Timing between the hook and the needle . . .. . . . .. . . . . . .. . . .. . . . . .. 14
Adjustment of bobbin case opener. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 15
Adjusting the height of the presser feet. . . . . . . . . . . . . . . . . . . . . . . . . . .. 16
Timing of the vibrating presser foot . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 16
Adjustment of the clearance between feed forked
connection and feed fork collar. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 17
Adjusting the thread controller spring. . . . . . . . . . . . . . . . . . . . . . . . . . . .. 18
Adjustment of spring tension of safety clutch. . . . . . . . . . . . . . . . . . . . . .. 19
Supplementary information on oiling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20