Husqvarna SM 610 2006 Workshop Manual page 94

E N G IN E O V E R H A U L IN G
"K E IH IN " c a rb u re to r o ve rh a u lin g
T h o ro u g h ly w a sh w ith p e tro l a n d d ry w ith co m p re sse d a ir a ll ca rb u re to r co m p o n e ts. T h o ro u g h ly cle a n a ll je ts a n d d u cts w ith
co m p re sse d a ir o n ly.
N e ve r u se tip s o f m e ta l w ire s. C h e ck th a t th e g a te va lve is in g o o d co n d itio n a n d ru n s fre e ly in its h o u sin g b u t w ith o u t e xce ssive
cle a ra n ce .
C h e ck th a t th e p in a n d sp ra y n o zzle a re in g o o d co n d itio n s. C h e ck th a t th e p in va lve h a s a g o o d se a l.
C A R B U R E T T O R S E T T IN G "K E IH IN " F C R -M X 41
1
M ain jet
2 Idle jet
3
S tarting jet
4
M ain a ir jet
5 T hrottle valve
6
T apered ne edle/nee dle position
7 A ir scre w , o pe n b y turns
8 Lo w a ir jet
9
N ee dle va lve
1 0 F loater
1 1
A ccelerator pu m p
1 2
N ee dle jet
- S tarting air jet
-
V enturi d iam eter
2 0
172
50
85
200
15/M
O B D V R /4
th
1+ 1/2
100
g 11,2
0.16 in.
1.61 in.