Specifications

If the clearance needs to be adjusted proceed with the next step. If OK, go to the
Needle Depth adjustment procedure.
25. Slightly loosen the two small screws on the underside of the UTC assembly
shown in Figure 3-37.
26. Move the UTC assembly to set the distance between the needle and the
detection arm to between 0.008 and 0.012 inches.
27. Carefully tighten the two UTC sensor body screws when the clearance is set.
Needle Depth
If the needle depth is out of adjustment, it must be adjusted carefully for proper
embroidery. Follow these steps to adjust needle depth:
28. Remove the lower needle case cover (see Figure 3-39).
29. With the machine ON and ready for operation, press to switch to the
Service/Maintenance Menu. Then press at the peripheral keyboard until
the LCD displays HEAD TIMING MENU.
30. Press and the LCD displays HEAD TIMING ON.
31. Press keys. The head rotates to the ‘‘Head Up’’ position and the LCD
displays GO TO HEADUP 110.0.
UTC sensor
body screws
slotted
screw hole
UTC
sensor body
VIEW from UNDER the
UTC ASSEMBLY
(assembly shown removed from
needle plate support bracket,
but is actually attached during
this adjustment)
Figure 3 - 37
Hook Replacement 3 - 39
110291-01, Rev D 3. Embroidery Head Maintenance