Suzuki LT-4WD 1990 Service Manual page 419

1 5- 1 7
LT-F4W DXM ('91 -MODEL )
V a lve s p r i n g t e n s i o n ( I N . & EX . )
Sta ndard I N N E R : 7 . 1 - 9 . 2 kg/3 2 . 5 m m
( 1 5 . 7 - 2 0 . 3 l b s/ 1 . 28 i n )
O U T E R : 1 7 . 3 - 2 1 . 3 k g /3 6 . 0 m m
( 38 . 1 - 47 . 0 l b s/ 1 . 42 i n )
R EASS E M B L Y
•
I n s e rt t h e v a l v e s , w i t h t h e i r ste m s c o a t e d w i t h ( S U Z U K I
M O LY PA S T E ) a l l a ro u n d a n d a l o n g t h e f u l l s t e m l e n g t h
w it h o u t a n y b re a k . S i m i l a r l y o i l t h e l i p o f t h e ste m s e a l .
9 9000-2 5 1 40 : S U Z U K I M o ly paste
C A U T I O N :
When inserti n g e a c h v a l v e , take ca r e n o t to d a m a g e t h e l i p
o f t h e stem sea l .
•
I n st a l l t h e v a l ve s p r i n g s , m a k i n g s u re t h at t h e c l o s e - p it c h
CD
e n d of e a c h s p r i n g g o e s i n f i rs t t o r e s t o n t h e h e a d . T h e
c o i l p i t c h o f b o t h i n n e r a n d o u t e r s p r i n g s v a ry : t h e p i t c h
d e c reases f r o m t o p to b otto m , a s s h o w n i n t h e i l l u strati o n .
•
F it a v a l ve s p r i n g reta i n e r , c o m p re s s t h e s p r i n g w ith a v a l ve
s p ri n g c o m p re s s o r a n d i n s e rt t h e cott e rs .
0 9 9 1 6 - 1 45 1 0 : Valve s p r i n g com pressor
0 9 9 1 6 - 1 49 1 0 : Atta c h m e n t
0 9 9 1 6-845 1 0 : Tweezers
C A M S H A F T
T h e c a m s h aft s h o u l d b e c h e c ked f o r r u n o ut a n d a l s o f o r w e a r
o f c a m s a n d j o u r n a l s i f t h e e n g i n e h a s b e e n noted to p r o d u c e
a b n o r m a l n o i s e o r v i b ra t i o n o r to l a c k o ut p u t p o we r . A n y of
t h e s e m a l co n d it i o n s c o u ld b e caused b y a w o r n c a m s h aft .
7 . 1 - 9 . 2 kg
�
T . D . C .
I n let c l ose
( A. B . D . C . )
Valve t i m i n g
.
B . D . C.
Exh aust c l ose
( A . T . D . C . )