34
19X Service Manual
Replacing the Large Thread Tensioner (continued)
Installation Instructions
Take the following steps to install the thread tensioner to your machine:
Insert the tensioner into the side of the machine with the
check spring
coming out of the
tensioner at a
45 degree angle
to the ground.
Check Spring
Secure the tensioner in place with by tightening the
set screw
with the 3 mm Allen wrench.
Set Screw
Set the check spring tension by inserting a small screwdriver into the
slot
on the inside of the
tensioner knob and turning counter-clockwise until the check spring starts to turn down.
1
2
3
Slot
45 Degrees
