Suzuki LT-4WD 1990, Руководство по обслуживанию

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2-5 P ER I O D I C M A I N T E N A N C E A N D TU N E-U P PR O C E DUR E S
VAlVE ClEARANCE
I nspect I n itial
200
k m
( 1 00
m i l es) and
E very
1 000
k m
(600
m i l es)
Excessive va lve c l ea ra n ce resu l ts in va lve n o i se
a n d insufficient va lve c l earance resu l ts i n va lve
d a m age a n d red u ced power.
At the d ista nces
i n d i cated a bove, check a n d adj u st the c l ea ra n ce to
the spec i ficat i o n .
Valve clearance spec ificat i o ns
I N .
EX .
0 .03 - 0.08 m m
(0.00 1 - 0.003 i n )
0.08 - 0. 1 3 m m
(0.003 - 0 .005 i n )
T h e proced u re fo r adj ust i ng the va lve c l earance is
as fo l l ows.
N O T E :
Valve c l earance i s to be checked when the
engine i s cold.
B oth the i ntake and exhaust va lves m u st be
checked and adj usted when the p iston is at
Top-Dead-Center (T. D . C. ) of the com ­
p ress ion stroke.
o
R emove the seat, rea r ca rrier a n d rea r fender.
( R efer to page 3-4. )
•
Remove the spark p l u g a n d va lve i n spect i o n caps
CD .
•
Remove the T. D . C . p l u g
® .
•
Remove the recoi I sta rter. ( R efer to page 3- 1 3. )
•
R otate the magneto roto r to set the p i ston at
(T. D . C . ) of the compress i o n stroke by tu rn i ng
the sta rte r c u p . R otate t h e roto r u nti l t h e "T"
l i ne ® o n the rotor is a l i gned with the a l i g n i n g
m a rk @ .
o
I nsert the t h i c k n ess gauge to the c l ea ra n ce be­
tween the va lve stem end a n d the adj u st i n g
screw on t h e rocker a r m .
09900-20803 T h i c kness gauge
•
If c l ea rance is off the spec i fi cat i o n , bring it i nto
the specified ra nge u s i ng the screw d river.
•
R e i nsta l l the spa rk p l ug, valve i n spection caps,
T. D. C. p l u g and reco i l sta rter.
T. D . C. p l u g
tighten i n g torq u e
CAUT I ON :
20 - 25 N-m
(
2.0 - 2.5 kg-m
)
1 4. 5 - 1 8 .0 l b-ft
Secu rely tighten the lock n ut after com pleting
adjustment.