JUKI MOL-254 Engineer's Manual page 147

Disassembling
1. Belt presser unit can be removed by removing screw
2. Remove screw in loop catch (front)
3. Remove screw in loop catch (rear)
4. Remove screw in rod end
5. Remove up/down cylinder
6. Remove guide screw
.
Assembling
1. Attach loop presser removing base
time, adjust the play in the lateral direction by the clearance of guide screw
For the play in the longitudinal direction, adjust it with guide plates
that loop presser removing base
2. Attach up/down cylinder to loop presser support base
removing base .
At this time, check that loop presser removing base
(Caution) Adjust the length of engagement of rod end
3. Attach loop catch (rear)
4. Attach loop catch (front)
5. Lower the cylinder in the state that belt loop is not placed and fix loop gather brackets (front) and
(rear) at the position where the spring is shrunk by one turn after the spring has interfered with the
loop catach.
Disassembling / Assembling
and remove loop catch (front)
and remove loop catch (rear)
.
in loop presser removing base
in loop presser removing base
to loop presser support base
moves up and down smoothly without looseness.
.
.
140
− −
in loop presser unit base
.
.
.
and remove loop presser removing base
with guide screw
.
and . At this time, check
and attach rod end
moves up and down smoothly.
and up/down cylinder
.
. At this
to loop presser
later.