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Tractors,
Lawn
and
Garden
- 11 0
and
112
Fuel
System
30
Car\)lInt()r
-
112
Tractor
10-11
S
1\1-2059-
(Apr-67)
ADJUSTMENT
,vOTE.,
Make
Ihc
follCYIl'ilig
ini
tial
cnrbu
rela
y
se
flings
10
([S
S U
J"f'
engine
s I
(rrl
i
;'1
I
;
afle
I'
as s em
blr·
1.
Turn
idle
lnixture
needle
one
and
one -
qua
rter
turn
off
seat.
2.
Turn
high
speed
mixtur
e
needle
one
and
one-half
tUrn
off
seat.
3.
Back
off
idle
adjusting
scr
ew
one
turn
after
end
of
screw
contacts
throttle
lever.
Fig.
22-Corbure,or
Ad/ u
s'
me
n's
NOTE·
Idle
adju
st
menl
(lIulh(r.(h s
pceriadjllsl
-
menl
IIlllst
be l1lade
01
L1le
same
tirne
as
each
a//
ecls
Ih
e
othey,
Adjust
as
follows:
1.
Run
engine
until
warm,
then
shut
engine
off.
Turn
high
speed
mixture
needle
clockwise
until
closed.
Close
finger
tight
only.
Th
en
open
one
and
one-half
turns.
2.
Turn
idle
mixture
nee
dl
e
cl
oc
kwis
until
closed.
Close
fin;', ('!'
tight
only
.
Then
op
n
two
complete
turns.
3.
Start
eJl~,;ine
anel r a
ise
throttle
lever
on
dash
panel
to
"FA
:
;T"
position.
All
o'N
engin
e
to
warm
up.
4.
Turn
high
spped
mixture
ne
ed
le
1/8
turn
each
tim
e ,
clockwisp
or
counterclo
c
kwis
e,
until
engine
runs
smo
o
thly
atfull
thr
o
ttl
e.
K
ee
p
SCI'
'W
pOSition
slightly
on
the
)'ich
sid
(open)
when
0])-
eratin
g
tr
a
ctor
with
power
driven
equipment
such
as
th
e
mo
we
r
or
snow
thrower.
5.
1\1ove
thr
ot
tle
l
evel'
to
"SLOW"
posit
ion
and
turn
idle
mixture
ne
erlle
1/8
turn
each
ti
me,
clockwis
e
or
count
l'clockwise,
until
enn;lne idl!::·;
S llloo
thly.
6.
Advance
throttl
le
ver
quickly
to
check
for
uniform
ac
ce
leration.
Tf
engine
mis
~['s,
gas-air
mixture
is
to
o le
an.
Turn
high
sp(~
C'
d
mixture
ne
e
dle
coun
te
rcl
oc
kwis
e
until
pOS
itive
acC'pler
-
atioll
(';U1
be
obt
a
iu
ed.
If
excess
exhaust
sme
A
r.
is
noti
c -'d.
mixture
is
too
ri.ch.
Readiust
i.dle
mixtur
. n
ee
dle
if
necessary
until
good
baLw
c
'e
is
achieved
and
ngin
e
idles
sl1loothly
betwe"J1
1200
and
1700
rpm.
The
idle
adjustin'.!
screw
adjusts
the
sp
e
ed
at
which
the
e
ngine
idles.
Litho
in
U.S.A.