Suzuki LT-4WD 1990 Service Manual page 421

1 5- 1 9 LT·F4WDXM ('91 -MODEL)
C A M S H A F T R U N O U T
M e a s u re t h e r u n o u t w i t h a d i a l g a u g e . R e p l a c e t h e c a m s h aft
if t h e r u n o u t e x c e e d s t h e l i m i t .
S ervice Limit : 0 . 1 0 m m ( 0 . 00 4 i n )
C A M C H A I N 2 0 - P I T C H L E N GT H
Pu l l t h e c h a i n t i g h t to r e m o v e a n y s l a c k , t h e n u s i n g v e r n i e r
c a l i pe r s , m e a s u re t h e 2 0 - p i t c h ( 2 1 p i n s ) l e n gt h of c a m c h a i n .
I f i t m e a s u re s m o re t h a n t h e l i m it , r e p l a c e t h e c a m c h a i n .
S ervice L i m i t : 1 29 . 0 m m ( 5 . 0 8 i n )
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CYLI N D R , PISTO N AN D PISTO N R I N G
C Y L I N D E R D I S TO R S I O N
C h e c k t h e g a s keted s u rf a c e o f t h e cyl i n d e r f o r d i st o rt i o n w i t h
a s t r a i g h t e d g e a n d t h i c k n e s s g a u g e , t a k i n g a c l e a ra n c e re a d ­
i n g a t seve r a l p l ace s a s i n d i c ated . I f t h e l a rgest re a d i n g a t a n y
p o s i t i o n of t h e stra i g h te d g e e x c e e d s t h e l i m it , re p l a c e t h e
c y l i n d e r .
S ervice L i m i t : 0 . 0 5 m m ( 0 . 00 2 i n )
C Y L I N D E R B O R E
M e a s u re t h e c y l i n d e r b o r e d i a m e t e r at s i x p l a c e s . I f a n y o n e
of t h e m e a s u re m e nts e x c e e d s t h e l i m it , ove r h a u l t h e c y l i n d e r
a n d re p l a c e t h e p i st o n w i t h a n o v e rs i z e , o r re p l a c e t h e
c y l i n d e r .
S e rvice L i m i t : 6 8 . 5 8 0 m m ( 2 . 7000 i n )
0 9 9 0 0 - 2 0 5 0 8 : Cyl i n d e r g a u g e set
P I S T O N D I A M E T E R
U s i n g a m i c ro m et e r , m e a s u re t h e p i st o n o u t s i d e d i a m e t e r 1 8
m m ( 0 . 7 1 i n ) f r o m t h e s k i rt e n d a s s h o w n i n t h e i l l u strati o n .
I f t h e m e a s u re m e nt i s l e s s t h a n t h e l i m it , re p l a c e t h e p i sto n .
S ervice L i m i t : 6 8 . 38 0 m m ( 2 . 6 9 2 1 i n )
0 9 9 0 0 - 2 0 2 0 3 : M icrometer ( 50 - 7 0 m m )
P i s t o n oversize : 0 . 5 , 1 . 0 m m