Calibrating The Touch Panel; Calibrating The Knee Lift Potentiometer - Pfaff performance 2054 Service Manual

44. Calibrating the Touch panel

Note:
The Touch panel is correctly calibrated by the manufacturer and needs only to be recalibrated if
absolutely essential.
Adjustment:
• Press the „More options"
• Switch on the machine.
• Dots inside a circle appear in the top left and right corners, as well as in the lower right corner.
• The dot inside the flashing circle must be pressed with the pin until a beep sounds and the next circle
starts to flash.
• Once all dots have been confirmed, the screen is closed and these values are transferred to the
internal non-volatile memory.
Special features:
Adjustment must be carried out completely (obligatory).
The process can only be interrupted by switching off the machine.
The menu can also be called up by pressing the
on.

45. Calibrating the knee lift potentiometer

Note:
The knee lift potentiometer is correctly calibrated by the manufacturer and needs only to be
recalibrated if absolutely essential.
Requirement:
The knee lift potentiometer is adjusted to its limit points, which are stored by touching the
Adjustment:
• Insert the knee lift in the guide bush of the base plate.
• Switch on the machine.
• Touch the „Info"
• Press the lower cursor button to browse through the display for the Machine test.
• Touch the „Machine test" button.
• Enter the code 254.
• Confirm the input with the
• Touch the „Adjustment aids" button.
• Touch the „Presser foot lift adjustment" button to enter the calibration program.
• Store the lower value located by touching the
• Press the knee lift to the right and hold it in position; simultaneously touch the
the upper value likewise.
• Release the knee lift.
• Make a visual test and confirm with the
• The values are permanently stored by confirming with the
The touch Screen shows now the welcome screen.
Special features:
The settings detected are stored in the machine.
If these adjustment values are not found, default values are used and the height of the presser foot will not
correspond to the specifications.
100
button simultaneously and hold them pressed.
button until the „Context menu" appears.
„OK" button.
„More options" button when the machine is switched
„OK" button.
„OK" button.
„save"
„OK"
„OK" button to store
button.
button.