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17 Setting the potentiometer
The potentiometer adjusts the number of stitches to the set sewing foot
stroke and reduces the number of stitches if the sewing foot stroke is too
much.
Correct setting
After accessing the technician level and pressing the OK key, the left dis-
play will show 1 in the first instance and the relevant maximum speed next
to it.
Cover
• Arm cover (
Figure 62: Control panel
(1) - ESC key
(2) - P key
Setting steps
1. Switch off the machine at the main power switch.
2. Keep the P key (2) and Reset key (4) pressed down simultaneously and
3. Release the P key (2) and Reset key (4).
The potentiometer is set at technician level t 10 04.
If the display indicates a different level:
4. Call up the technician level using the Plus/Minus keys (3):
5. Press the OK key (5)
76
WARNING
Increased risk of injury
The machine remains switched on when the potentiometer is
set.
Carry out all work with extreme caution.
Section 4.4.2 Removing and fitting the arm cover,
page 11)
ESC
P
switch on the machine at the main power switch in doing so.
The display starts.
The display indicates the current level.
As the case may be, press the Plus or Minus key under the letter or the
number until the display indicates t 10 04.
A
B
C
D
+
+
+
+
OK
–
–
–
–
RESET
(3) - Plus/Minus keys
(4) - Reset key
(5) - OK key
Service manual H867 Version 00.0 - 08/2013
Setting the potentiometer
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