85
19X Service Manual
Needle Sensor Test (continued)
1. Select
Sensor Test
and the sensor test screen will appear.
3
1. Rotate the
hand wheel
counter-clockwise on your machine.
4
The
motion
light should turn green as you turn the hand wheel.
The Needle Up and Needle Down lights should alternate so that the
Needle Up
light turns green
when the needle is about halfway up to its highest position and the
Needle Down
light turns
green when the needle is about halfway back down to its lowest position.
5
Hand Wheel
Needle Up
Needle Down
Motion