27
b. Detailed functions of bobbin counter
When you start new sewing work, you must re-set the value of bobbin counter. Refer
to the following if you do not know your re-set value.
First move to UP display and use
,
button to change the value to 0 .
Replace old lower thread with the new one. The amount of the lower thread must be
consistent.
Begin sewing. The more you sew, the higher the value of UP will be.
Continue sewing until you run out of the lower thread.
When there is no lower thread left during sewing, press
button to store the
counted value.
Before saving, subtract some 10~20 from the value in order to reflect the counted
value after the lower thread ran out.
When the bobbin counter setting is complete, move to bc display. Then, you will
see the value you stored on UP display.
The value of “bc (bobbin count)” decreases gradually when sewing begins after
completing set-up.
[ Caution ]
※
Before using the bobbin counter function, move to
“
bc
”
display or initial display. If you start working from
“
UP
”
display, the
value of counter will go up.
Summary of Contents for Fortuna series
Page 3: ...USER S MANUAL ...
Page 69: ...70 Category 3rd 2nd 1st Data Field Cmd Field Explanation ...
Page 72: ...73 for tinsel trimming ...
Page 75: ...76 ...
Page 76: ...77 PARTS BOOK ...