Table For Self-Test Model 2034 - Pfaff expression 2014 Service Manual

43. Table for self-test model 2034

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
Visual Check / action
at machine
Machine without needle
Master switch off
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 Visual check negative:
elements 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 all keys have If the key is not pressed
been recognized within this time span, the
by the machine, next key to be actuated
the message is displayed and the
"OK" will appear. nonactuation of the key is
registered as an error
If a key has not and displayed at the end
been recogni- of the program.
zed, the messa-
ge "ERROR"
will appear.
Remarks
97