Tractors,
Lawn
and
Garden
-
l10
and
l12
Engine
20
S1\1-
2059
-
(Apr
-67)
Camshaft,
Tappets
and
Governor-K
o
hler
20-3
REPAIR
(VI
5699
-
Go
ve
rnor
Shaft
Wa s
her
11
-
Camshaft
Pin
2 -
Governor
Cross
Shaft
12
- Ig
n",on
Com
(Other
Than
ACR)
( .40000)
3 -
Ncedle
Bcoring
13
-
Fly
w
hee
l P in
(Other
Thon
ACR)
( .40000)
4 -
Go
ver
nor
Gear
1<1
-
Spark
Advan
ce
Spring
(O
ther
Than
ACR
)
5 -
Br
oss
Wash
er
( ·40000)
6 -
Spring
(ACR
Cam
s
haft)
15 -
Flyweight
(Other
Than
ACR)
( ·40000)
7 -
Cam
s
haft
(ACR)
16 -
Go
ve
rnor
Le
ve
r
8 -
Exhaust
Valv
e
Tappe.
(2
· L
32
Inch
Overall
Length)
17
-
Gov
er
nor
Spring
Spark
Advance
Camshaft
( ·40000)
18
-
Governor
Bushing
Exhaust
Valve
Tappet
(2
Inch
Length)
19
-
Regulating
Di
sc
ACR
Cam
shaft
s
(40001.100,000)
20
-
Go
ve
rnor
Linkage
9 -
Intake
Val
ve
Tappet
(2.1
/
32
Inch
Over
a ll
Length
.
21
-
Speed
Control
Bracket
Top
of
Stem
Flat)
22
-
Linkag
e
Sprinq
10
-
Spa
ce
r
(0005
or
0010
Inch
As
Requlrcd)
23
-
Governor
Stop
Pin
FIg.
5- E
xpl
ade
d
View
of
Camshaft
and
Governor
REMOVING
CAMSHAFT
AND
TAPPETS
Remove
engine
and
all
component
parts
covered
in
Group
15.
Use
a
blunt
punch
to
drive
camshaft
pin
out
of
block.
OHPORTANT:
Drive
pin
out
fyom
power
tal
?e-
ojf
side
of
cylinder
bloc1e
only.
Pin
will
slide
olll
easil'),
a/Ley
it
is
driven
fl'ee
from
this
side
of
Mock,
Figure
(i.
i?emol'in;;
ov
ins
/allinl{
pin
in-
correctly
will
damage
engine
block.
Lift
out
camshaft.
CAUTION:
Watch
for
and
save
thIn
camshaft
Fig
_
6-Rernoving
Comshof,
Pin
shlm(s)
when
removing
camshaft.
Mark
tappets
before
removing
to
b e
sure
ttley
are
returned
to
same tappet hole. Lift tap-
pets
out.
Litho
in
U.
S.A.