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*1
The cam 7-16 and the bend of the ribbon feed board must be parallel. If not parallel, ribbon feeding
may function abnormally. In this case, you can either change 7-16 or adjust the bend of the ribbon
feed board by using pliers to fit the cam 7-16.
Bend of ribbon
~
feed board
,
Cam 7-16
IfthereiSanyg~
here replace 7-16
I
*2
When 7-14 is at the home position, there should be gaps between the home sensor (Refer to Figure
19.).
*3
Firmly insert 7-12 into the earth plate (R) and (L), and tighten with N-31.
*4
Once you have removed the feed drum unit 7-6, you must install a new one. A new one, which has
six winds of the head rope (R), is fixed by a fixing tool. the fixing tool should be taken off after
you have finished assembling with S-29 screws.
Head rope (R~
FiXingt~
Be careful not to let the fixing tool
press the adhered part of the head
rope (R)
7-6
~~@)
F··
::.---:;
Adhered part of
IXI~ol
head rope (R)
Figure
27
*5
Insert the rope stopper 7-4 into the rope spring 7-3.
*6
To fix the head rope (L) and (R) using screw S-29:
j)
Inject screw lOck into the screw hole of the carrier unit.
ii)
Tighten the screw S-29 to the extent that the rings of the head rope (R) and (L) can be re-
volved.
[screw 5-29
:
Do not inject here
~
nject screw lock inside
Screw S-29
~
Ring must be able
,
to turn around.
. Screw lock should not
"'" be overflowed.
Figure
27
Screwlock
*7
Check the following after attaching the recovery spring 7-2.
After manually pulling and revolving the clutch counterclockwise to move the carrier unit to the
'right end, check the gaps of the rope stopper 7-4 and the adhered position and status of the feed
drum unit 7-6.
Adhered. position Should have'rooms
~
.
/
when carrier unit is
,
•
. /
at the rightmost end.
i _ S h o u l d have rooms
•
!
at the home position
Feed ~rum
Head rope (R)
Unit
7-6
Should
have gaps
Figure 34
After pressing the H solenoid to release the clutch (Figure 6), check the smooth motion of the
carrier unit,its return to the home position, and also the adhered position and its status of the feed
drum unit 7-6 at the home position.
31
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