Specifications

Caution! You must remove the needle position photo sensor
interrupter blade to avoid damage to the photo sensors on the color
change PCB.
6. Remove one and loosen the other of the 2 screws that hold the sensor
interrupter blade to the top of the needle case. Carefully slide the blade out
from between the photo sensors under the color change PCB.
7. Hold the needle case securely with one hand while you remove the 4 socket head
cap screws that secure the needle case to the bearing retainer plate assembly
near the top of the needle case (see Figure 3-25).
8. Lift the needle case slightly to disengage the lower rail from the lower rail
retainer coming from the bottom of the embroidery head arm.
9. The needle case will now be free to remove from the head.
Using care not to damage any components, set the needle case aside.
Needle Case
Needle Case Lower Rail
Retainer Plate Assembly
socket
head
cap
screws
(4 each)
Lower Rail Retainer (on
embroidery head arm)
Sensor Interrupter Blade
2 screws holding
sensor interrupter
blade
Figure 3 - 25
Needle Case Removal 3 - 27
110291-01, Rev D 3. Embroidery Head Maintenance