Pfaff powerquilter 16.0 Manual - Page 25

Diagnostics Needle Sensor Test Rotate the hand wheel Passing Test Solid beep for 1/3 of a stitch cycle, no beep for the rest of the cycle. Failing Test No beep or solid beep as you rotate the hand wheel one full revolution. Back Main Figure 29 Diagnostics Speed Sensor Test Remove bobbin case and top thread. Clear all objects from the needle area. Depress foot pedal completely. Passing Test The value stabilizes at 100. 0 Back Main Figure 30 Diagnostics Foot Pedal Test Remove bobbin case and top thread. Clear all objects from the needle area. Depress foot pedal. Passing Test Value below varies from 1 to 100%. 0 % Back Main Figure 31 Needle Sensor Test The Needle Sensor test will indicate whether the nee­dle position sensor is functioning properly. Rotating the hand wheel should result in a "beep" for half of a stitch cycle followed by no "beep" for the other half. (Figure 29) If you hear a constant beep or no beep at all for a full 360° rotation of the hand wheel, this indicates a failed test and the machine should be inspected by a qualified PFAFF® repair technician. Press the "Main" button to return to the "Main" menu screen or the "Back" button to return to the "More" menu screen. Motor Speed Sensor Test The "Speed" Sensor test can help you determine whether or not there is a problem with the powerquilter™ 16.0 quilting machine speed sensor. Before performing this test, remove the bobbin case and the top thread. Press the foot pedal so that the machine will begin slowly rotating. The box will show a number that should stabilize at 100 if the sensor is functioning properly. Release the foot pedal to stop the ma­chine. (Figure 30) Press the "Main" button to return to the "Main" menu screen or the "Back" button to return to the "More" menu screen. Pedal Test The "Pedal" test can help you determine if there is a problem with the powerquilter™ 16.0 quilting machine foot pedal. As you slowly depress the foot pedal a percent of depression will appear in the box. The foot pedal should be controllable from 0 to 100%. (Figure 31) Press the "Main" button to return to the "Main" menu screen or the "Back" button to return to the "More" menu screen. Page 25