John Deere Products & Services 110 Lawn Mower User Manual


 
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I " S I
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T'I P1STOIJ
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THE
lorH:{
n L
:,1'
,
(,
20
Engine
Tractors,
Lawn
and
Garden
- 110
and
112
35- 14
Piston,
Crankshaft
and
Fl
y
wheel
-
Tecum
s
eh
SM-2059-(A
p r - 67)
INST
ALLING
RINGS
ON
PISTON
(II A
!,1
FER
I uP
~[lIl
l
ill
lilF
LOr1l'1
<1 So 1
(HI
OI
L
Fig.
31-Piston
Ring
AsseflJl,ly
..
Fig.
32-lnstolling
Rings
on
Piston
After
checking
ring'
sid
e
cl
a
rance
and
end
gap,
use
ring
expander,
Figure
32,
to
position
rings
exactly
as
shown
in
F
igure
31.
Notice
Ihe
rinK
expander:
The
narrow
expander
is
used
be
hind
the
second
compression
ring
and
the
wide
expander
is
used
behind
the
oil
Ying.
Th
e
standard
ring
set
has
the narrcnv
e>.-'Pand
e y b
ehi
nd
ihe
s e
cond
compression
ring
as
shown,
F if{Ure
31.
0.010
and
O.020-inch
oversize
ri
ng
sets
have
the
wide
expandey
behi
nd
the
oil r
ing
as
s ho
wn,
i~
l?"
e
31.
When
in
st
a
lling
the ri
nK
S,
note
the
marks
on
the
first
and
second
rillgi
n
dic
aling
the
lop
of
the
ri
n,!?
Stag
g
er
t
he
p
iston
ring
g
aps
by mov
in
' ea
ch
rin
g
until
the ga
ps
are
out
of
alignm
e
nt
as mu
ch
a s
pOS
S
ibl
e
to
p
revent
compr
e
ss
ion
lo
ss
.
Rem
em
be
r,
only
cor
r ec t
ri
ng
in
s ta
llation
wi
ll
as
s
ur
e
full
pow
er.
INST
ALLING
CO
NNE
CTI
NG
ROD
AND PIST
ON
Fig,
33-lnstolling
Piston
A
sse
mbly
in
Cylinder
Block
Clean
new
connecting
rod
beari
ng
surfa
c s
w
it
h a
clean
cloth.
New
rods
are
co
ated
with
le
a d
which
will
slightly
oxidize
in
stora
ge.
Tt
is
important
that
this
oxidat
io
n
be
remov
ed b
~
fore
installation.
Coat
piston,
rod
bearing
su
rfa
ce
and
rin
g
generously
with
light
oil
and
insert
compl
ete
assembly
into
cylinder
bore
using
ring
compr
es -
SOl',
Figure
33.
NOTE:
Be
sure
mat
ch
mar/os
on
connecting
yod
and
yod
cap
ar
a
li
gn d
and
fa
ce 0711
of
the
cylind
er
toward
the
PTO e
nd
of
c
ra
n/
?s
h(j
ft.
Lith
o in U.S.A,