Pfaff 3568-12/12, Инструкция по эксплуатации, Страница: 30 / 52

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19 4 - SET / RESET OF COUNTERS (Setting/Resetting the counters)
19.1 1 - PIECES (Piece counter)
The piece counter counts continuously the attached pockets.
To reset it back to “0” press key
Display:
Press numeric keys and in this order. Then press an operation mode key .
19.2 2 - BOBBIN (Bobbin thread stitch counter)
The bobbin thread stitch counter counts the sewn stitches in units of 100 stitches each.
The number of stitch units that can be sewn with a filled bobbin thread bobbin, must be
determined individually.
Every 100 stitches the stitch counter counts one unit until the preselectedvalue is reached. The
started seam is finished and the program stops at position “jig feed back”. The following message is
displayed:
Display: CHANGE BOBBIN
Carry out bobbin change according to section 12 now.
If the bobbin is to be changed earlier (i.e. before the pre-selected value is reached), the bobbin
thread stitch counter must be resetted by pressing key and numeric keys and
.
19.3 3 - PRE-SEL. (Pre-selection for bobbin thread stitch counter)
Enter the determined value in the pre-selection; to this end press key and numeric keys
and .
Then enter the setting value by pressing numeric keys to and verify it by pressing
the key.
19.4 4 - DELAY ZZ ON (Delay for zigzag on)
The command for “zigzag on” is programmed seven stitches before backtack start. Due to the delay
caused by switching valve and cylinder it is necessary to give the command in dependence of the
speed.
When changing the sewing speed it is necessary to change also the number of stitches bet-
ween the command “zigzag on” and the backtack start (fig. 1).
PNR: 2032 SRC:E SP:100% MODE: ON
INPUT - CHOOSE FUNCTION OR ENTER