Tandy 1000 SL Technical Reference Manual page 492

belt hook 2 o f t h e c a r r i a g e .
(9) Remove t h r e e screws (Fig.405, S1) t o remove t h e s p r i n g g u i d e s
A
and
B (Fig.405, Nos.24
h
25) which f i x two guide s h a f t s (Table 402C, No.23b).
(10) Remove t h e head c a r r i a g e Ass'y with t h e guide s h a f t s .
Refer t o Fig.
3503.
(11) Remove a
screw
(Fig.405, S1) on t h e c a p s t a n o f t h e s t e p p i n g motor Ass'y
and remove t h e s t e e l b e l t and t h e p l a t e washer (Fig.405, No.26).
(12) F i x a new s t e e l belt ( a c c e s s o r y o f t h e c a r r i a g e ) t e m p o r a r i l y t o t h e
c a p s t a n with t h e p l a t e washer and t h e screw i n i t e m (11) a s t h e y
w e r e .
Notes:
1. Fundamentally, t h e s t e e l b e l t and t h e b e l t s p r i n g should be
r e p l a c e d with t h e head c a r r i a g e . However, i f t h e r e i s
no
i n f e r i o r p o i n t s f o r t h e s e belt and s p r i n g , t h e y may be used
a f t e r c l e a n i n g t h e s u r f a c e c a r e f u l l y w i t h a l c o h o l and gauze.
2. Pay a t t e n t i o n n o t t o darnage t h e s u r f a c e o f t h e s t e e l
belt
or
t h e c a p s t a n .
(13) I n s t a l l a new head c a r r i a g e Assly with two guide s h a f t s i n t h e r e v e r s e
o r d e r o f
i t e m s
(5) through ( 1 0 ) .
When f i x i n g t h e steel belt 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.
Refer t o Fig. 3501.
Then p l a c e t h e FDD w i t h t h e t o p s i d e up. P u l l t h e
steel
belt 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 pair o f tweezers and hook
it t o t h e belt hook 2.
Note: When r e p l a c i n g t h e head c a r r i a g e Ass'y, r e p l a c e t h e t w o guide
s h a f t s
a t
the same time because o f matching t h e r e s p e c t i v e
hole
diameter o f t h e c a r r i a g e w i t h
those
of
t h e guide s h a f t s .
Each
-3503
-