and
sing
,sis:
d
a
des.
(18) Hitch a wire-rope lifting sling
to
the
engine
hanger bolts, and
operate
the
hoist
to
take
up
the
weight
of
the
engine.
(19)
Remove
the
bolts
securing
the
engine
to
the
clutch
housing. As necessary, ply
open
the
joint
to
sever
the
engine from
the
housing
by
using a flat-tip (plain) screw-
driver. Pull
the
engine (in
suspended
state)
off
the
housing.
[NOTE]
The
bolts
securing
the
fuel
tank
bracket
need
not
be removed.
(20)
Bring
the
engine over
to
and
set
it
on
the
work stand:
the
engine is
now
ready for
disassem bly.
<4-WD
TRACTOR>
If
the
machine
is
a 4-WD
tractor,
two
more
steps
must
be carried
out
just
before
taking
up
the
weight
of
the
clutch
with
a
jack
in
Step (17), above.
The
two
additional
steps
concern
the
universal
joint:
(a) Remove
the
front
and
rear universal-
joint
covers.
(b)
Pick
out
the
front
universal-joint circlip,
pull
out
the
pin,
and
disconnect
the
joint.
ENGINE
Cover
ENGINE
INSTALLATION
The
procedure
of
re-installing the engine
is
reverse
of
the
foregoing removal procedure.
PISTON
REMOVAL
To
remove
the
pistons, proceed
as
follows
(with
the
engine in place):
(I)
Drain oil pan.
(2)
Drain
the
cooling system by
opening
the
cock
on
the
lower
part
of
the
radiator.
(3) Remove air cleaner cap. Unlatch and
open
the
bonnet.
(4) Disconnect cables from the
battery
termi-
nals,
undoing
the
terminal
connection
of
minus
(-)
cable first and
that
of
plus
(+)
cable
next.
(5)
Remove safety guards, right
and
left.
(6) Loosen
the
clamp
on
air cleaner hose
at
manifold
side, and
disconnect
the
hosf.
Loosen
the
air cleaner
band
bolt,
and
take
down
the
cleaner.
(7)
Remove
the
bolts securing air cleaner
bracket
in place, and
take
off
the
bracket.
(8)
Disconnect
the
radiator
upper
hose
from
the
engine.
(9)
Disconnect
the
tractor
meter
wire
at
engine side.
(10)
Disconnect
the
fuel
eturn
pipe
from
the
fuel tank.
2-13
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