Suzuki LT-4WD 1990 Service Manual page 258

C o m p l a i n t
N o i sy e n g i ne.
N o i se see m s to come from transm i ss i o n
N o ise see m s to come from su b-transm i s s i o n
N oi se seem s t o come from seco n dary b e v e l g e a r a n d rear
f i n a l d r iven sh aft.
7 .
S l i p p i n g c l u tch.
2 .
3 .
4 . Worn o r d i sto rted pressu re p l ate.
5 . D i sto rted cl utch p l ates, d riven and d r ive.
D ragg i n g clutch .
2 .
3 .
4. Worn o r damage cl utch rel ease mech a n i s m .
T ransm ission w i l l
not sh ift.
2 .
3 .
4. Worn o r d a m age cl utch rel ease mecha n i s m .
5 . I m prope r l y adj u sted reverse cab l e .
6.
1 . Broken reve rse sh ift cam .
T ransm ission w i l l
not sh ift back. 2 .
3 .
4. Broken o r dam aged gearsh ift l ever retu r n spri ng.
1 . Worn sh ift i n g gears on d riveshaft or cou ntershaft.
T ransm ission j u m p s
o u t of gear. 2 .
3 .
4 . W o r n gearsh ift l ever stopper p i n .
1 . Broken o r worn s l i d i n g dog.
S u b-tra nsm ission w i l l
n o t sh ift o r sh ift back.
2 .
3 .
4 . Worn gea rsh ift ca m .
5'. Wea k e n ed cam sto pper spring.
6 .
1 . Valve cl eara nce out of adj ustment.
E ng i n e i d l es poo r l y .
2 .
3 .
4 . W o r n rocker arms o r arm sh aft.
5 . Defective mag neto .
6 .
S y m p t o m a nd poss i b l e causes
1 . G ea rs worn o r r u b b i ng.
Bad l y worn sp l i nes.
2 .
P r i m ary gears worn o r r u b b i n g .
3 .
4. Bad l y worn beari ngs.
5. Worn bushi ng.
1 . Worn down gears o r sh afts.
Damage to bea r i n gs/bush i ng.
2.
D rive and d r iven bev e l gears damaged o r worn.
1 .
E xcess ive back l a s h .
2 .
I m proper tooth co ntact.
3 .
4. Damage to bea r i ng.
5 . G ears worn o r r u b b i ng.
Bad l y worn spl i nes.
6 .
F i n a l d r iven sh aft t h rust clearnce too l a rge.
1 . C l u tch contro l out of adjustm ent o r l oss of p l a y .
Weakened cl utch spri ngs.
Worn cl utch shoes.
C l utch co ntro l out of adj ustment o r too m u ch p l ay.
1 .
Some c l u tch spri ngs weakened w h i l e others are not.
D isto rted pressu re p l ate o r c l u tch p l ates.
1 . B roken gearsh ift cam .
D i sto rted gearsh ift forks.
Worn gea rsh ift sh aft.
I m prope r l y adjusted gearsh ift cab l e .
Sh ift shafts are r u b b i n g o r st icky.
D i sto rted or worn gearsh ift forks
D i sto rted or worn gea rsh ift forks.
Weakened cam sto pper spring on gearsh ift cam .
B roken o r worn gearsh ift fork
G earsh ift ca b l e out of adj ustment.
Worn gea rsh ift fork shaft.
Poor seating of v a l ves.
Defective valve g u ides.
Defective C D I u n it.
S E R V I C I N G I N F O R M AT I O N
R e m ed y
R e p l ace.
R e p l ace.
R e p l ace.
R e p l ace.
R e p l ace .
R e p l ace.
R e p l ace.
R e p l ace.
Adj ust.
Adj ust.
R e p l ace.
R e p l ace.
R e p l ace.
R e p l ace.
Adj ust.
R e p l ace.
R e p l ace.
R e p l ace.
R ep l ace.
Adj ust.
R ep l ace.
R e p l ace.
Adj ust or repl ace.
R e p l ace.
R e p l ace.
R e p l ace.
Adj ust o r repl ace.
Adj ust.
Adj ust.
R e p l ace.
R e p a i r .
R e p l ace.
R e p l ace.
R e p l ace.
R e p l ace.
R ep l ace.
R e p l ace.
R ep l ace.
R e p l ace.
Adj ust.
R e p l ace.
R e p l ace.
R e p l ace.
Adj ust.
R e p l ace.
R e p l ace.
R e p lace.
R e p l ace.
R ep l ace.
8-2