Table For Self-Test Model 2044 - Pfaff expression 2014 Service Manual

44. Table for self-test model 2044

Before you start the self-test, the mains lead and the foot control should be connected, the buttonhole
guide should be fully inserted and the bobbin case should be removed.
When turning the machine on, the "mirroring" key must be actuated. The program can only be exited be
turning off the machine.
The machine will display "G.M. PFAFF AG TEST".
Step Display / function
no.
Sewing machine
1
2 G.M. PFAFF AG TEST
3 DISPLAY
4 KEYBOARD
(Key test)
0=sewing on buttons
1=straight stitch
2=stretch triple-straight
stitch
3=zigzag stitch
4=elastic stitch
5=blind stitch
6=elastic blind stitch
7=overlock stitch
8=faggoting stitch
9=buttonhole
10=pattern sequence
11=cursor left
12=cursor right
13=block monograms
100
Visual Check / action
at machine
Machine without
needle Master
Actuate master switch
and mirroring key at the
same time
Visual check:
All indicator elements
must flash 4 times.
Actuate the key shown
Nominal
machine display
G.M. PFAFF AG After releasing the key
TEST you have to wait for a
period of approx. 3 secs,
which is shown on the
display.
If no message appears,
use fault-finding chart.
All indicator ele- Visual check negative:
ments flash change respective subas-
sembly.
The next key to A time span of approx.
be actuated is 12 secs is planned for
shown each key actuation.
If the key is not pressed
If all keys have within this time span, the
been recognized next key to be actuated
by the machine, is displayed and the
the message nonactuation of the key is
"OK" will appear. registered as an error
and displayed at the end
If a key has not of the program.
been recogni-
zed, the messa-
ge "ERROR"
will appear
Remarks