Husqvarna SM 610 2006 Workshop Manual page 22

T R O U B L E S H O O T IN G
T ro u b le
C lu tc h d ra g
G ears n o t en g a g in g
G ear c h an g e le ve r d o es n t re tu rn
S lip s o u t o f g e a r
E n g in e lacks p o w er
E n g in e o verh ea tin g
4
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C au se
1. E xcessive clutch adjuster free pla y
2. S pring tension uneven
3. C lutch discs bent
1. G ea rshift forks bent or seized
2. G ea r change pa w ls w o rn
3. G ea rshift forks control pins dam aged
1. S elector retu rn spring w eak or b roken
2. G ea rshift forks w o rn
1. S liding dogs w orn
2. G ea r splines w o rn
3. S liding dog seats on gears w o rn
4. S plines gearshift forks control shaft w orn
5. G ea rshift forks control pins w o rn
1. A ir filter dirty
2. C arbu reto r m a in jet blocked or w rong size
3. P oor quality fu el
4. Intake m anifold loose
5. S park plug ga p too large
6. Inadequate com pression
7. Incorrect valve pla y
8. F aulty valve g uides or seats
9. V alve springs w e ak or seized
1. E xcessive coke on com bustion cham ber and/o r piston
crow n
2. Insufficient engine oil, or w rong oil used
3. R adiator air flo w blocked
4. P oor seal at cylinde r head gasket
5. C lutch slipping
6. F aulty electric fan
R em e d y
A djust
R eplace
R eplace
R eplace
R eplace
R eplace
R eplace
R eplace
R eplace
R eplace
R eplace
R eplace
R eplace
C lean
C lean or replace
R eplace
T ighten
A djust
F ind cause
A djust
R eplace
R eplace
C lean
T op up o r replac e
C lean
R eplace
A djust
R eplace therm o sw itch