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w i t h t h e p l a t e washer and t h e screw as t h e y w e r e .
Note:
Never remove t h e p l a t e o f t h e s t e p p i n g motor
A s s ' y
s i n c e t h e y
are combined e a c h o t h e r .
( 8 )
I n s t a l l t h e s t e p p i n g motor i n i t e m (7) a c c o r d i n g t o t h e r e v e r s e o r d e r
o f
items (1)
t h r o u g h ( 4 ) .
When f i x i n g t h e s t e e l b e l t t o t h e c a r r i a g e , i n s t a l l t h e b e l t s p r i n g
a t t h e bottom s i d e f i r s t and hook t h e s t e e l b e l t t o t h e b e l t hook 1
( r e f e r t o F i g . 3501)
.
Then p l a c e t h e F D D w i t h t h e t o p s i d e up.
P u l l t h e b e l t i n t h e
d i r e c t i o n of arrow mark i n Fig.3502 u s i n g
a
p a i r of t w e e z e r s
and
hook it t o t h e b e l t hook
2 .
(9) Loosen t h e
screw
which f i x e s t h e s t e e l b e l t t o t h e c a p s t a n .
(10) Confirm t h a t t h e s t e e l b e l t r u n s on t h e c e n t e r of t h e b e l t s p r i n g when
viewed from t h e bottom s i d e .
Refer t o Fig.3501.
(11) A f t e r moving t h e head c a r r i a g e s e v e r a l times manually, t i g h t e n t h e
f i x i n g screw o f t h e steel b e l t i n i t e m ( 9 ) c a r e f u l l y w i t h t h e s p e c i f i e d
t o r q u e of 4.5Kg.cm.
A t
t h i s t i m e , be c a r e f u l so t h a t t h e
belt
i s
t e n s i o n e d s t r a i g h t l y .
b e l t o r t h e c a p s t a n .
Pay a t t e n t i o n n o t t o damage t h e s u r f a c e
of
t h e
Note:
Do
n o t p i n c h t h e upper
arm
o f t h e head c a r r i a g e when move it
manually.
Pinch t h e
rear
s i d e o f t h e c a r r i a g e .
(12) Make t h e head move c o n t i n u o u s l y between t h e t r a c k 00 and t h e innermost
t r a c k and confirm t h a t t h e s t e e l b e l t does n o t meander nor u n d u l a t e .
When a n
SKA
i s u s e d , key i n "C6" f o r t h i s check and key i n "F"
for
s t o p .
I f t h e r e i s
s o m e
abnormal r u n n i n g o f t h e
steel
b e l t ,
r e a d j u s t
t h e
b e l t
w i t h screws i n i t e m
(9).
A f t e r
t h e a d j u s t m e n t t i g h t e n t h e
-
3508
-
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