JUKI LH-4128-7 Engineer's Manual page 35

Adjustment Procedure
2. Center link section
1) Remove the rubber cap locates at the top surface of face section and
the face plate.
2) Fill joint supplied as accessories with JUKI grease B from the JUKI
grease B tube.
3) Connect pipe with nipple, right
sories to joint , and fill the joint with grease.
(Caution) Replenish the joint with grease by repeating grease fill-
ing of step 2) when the first replenishing is not enough.
4) With the same procedure as steps 2) and 3), fill the nipple, left
grease. At this time, pass the pipe
located at the top surface of the face section, and connect it with nipple,
left . Then, turn the supplied screw
with JUKI grease B.
5) Return the face plate, rubber cap, and top face cover to their home
places.
(Caution) 1. To confirm the amount of replenishing at all grease re-
plenishing sections is performed by confirming that
grease protrudes from the corresponding sections.
2. Never remove the fulcrum shaft base of the fulcrum
shaft base
, turn screw
through the rubber cap hole
to the joint
.
Results of Improper Adjustment
supplied as acces-
with
, and fill the joint
– 31 –
o When the setscrew
ened and the position of the ful-
crum shaft base of the rock-
ing base is shifted once, this can
be a cause of sewing machine
torque and needle bar lock-up.
is loos-