JUKI MOL-254 Engineer's Manual page 139

Disassembling
1. Remove screw in knuckle joint
washer for adjusting the height located under knuckle joint
2. Remove loop supply cam maintenance plate
3. Remove fixing cylinder thrust collar
4. Remove thrust collar
the supply frame. At this time, simultaneously, plain washer
under the supply cam comes off. So, be careful.
5. It is possible to remove loop supply cam rotary shaft
screw .
6. Here, replace supply cam
Assembling
1. Assemble knuckle joint
approximately 6.8 mm. However, re-adjust the height of the supply cam by the delivery of the belt
loop. (See page 115.)
2. Attach loop supply cam rotary shaft
(Caution) Take care to attach the supply cam so that it is attached in the direction illustrated
on the figure left since there is an attaching direction of it.
3. Put plain washer for adjusting the height on loop supply cam rotary shaft
supply frame.
4. Assemble plain washer
rear side of the supply frame and fix thrust collar
of the rotary shaft.
5. At this time, check that supply cam
6. Attach loop supply cam maintenance plate
without looseness.
7. Insert cam up/down cylinder
cylinder is caught between the shaft and the collar. At this time, check that cam up/down cylinder
turns smoothly without looseness.
(Caution) Note that the joint portion of the supply cam up/down cylinder should be located on
the right side (opposite side of the machine head).
8. Fix knuckle joint of cam up/down cylinder
for adjusting the height between supply cam
Disassembling / Assembling
of cam up/down cylinder
.
.
for fixing the loop supply cam rotary shaft and draw out supply cam
and cam up/down cylinder
to cam up/down cylinder
to supply cam
and thrust collar to the loop supply cam rotary shaft coming from the
turns smoothly without looseness.
. At this time, check that supply cam
into rotary fulcrum shaft
to supply cam
132
−
. At this time, simultaneously, plain
comes off. So, be careful.
for adjusting the height located
attached to the supply cam by removing
.
. At this time, the length of engagement is
.
while removing the thrust play in the direction
and attach thrust collar
. At this time, insert plain washer
and knuckle joint .
−
from
and insert it into the
turns smoothly
so that the