The running-in
period
is
of
at least
60
hours.
-whenever
engine is started, let it run at
low
speed
for
a
few
minutes;
-do
not keep the
tractor
on hard
work
requiring
maximum
power;
-check
for
oil loss.
These
recommendations
should be observed
as
well,
after
the engine has
undergone
its capital repair.
After
running-in observe the
following:
1. Change
oil
in engi
ne
oil sump.
2.
Check
oil level in transmission cases
3.
Check
for tightness
of
cylinder head
retaining
nuts.
4.
Check
valve
tappet
clearance and, if necessary, re-adjust.
5.
Check
fuel system.
6.
Check V-belt tautness (see Page 57).
7.
Check
accurate
operation
of control levers and pedals.
8.
Check up
electric
system.
9.
Check up
hydraulic
system.
TRACTOR
OPERATING
Before starting
for
work
, make sure all the
tractor
c
ontrols
operate
smoothly
and
properly
.
Travel speed must be chosen
according
to
the
work
to be
performed
, type of
implement
to be used and
gr
ound
conditions
.
The fifth and sixth gears,
which
are generally used
for
transfers, are provided
with synchronizers to
facilitate
engagement even with the
tractor
on the
go
.
During
work
,
follow
the fuel level gauge and make sure you are not short of
fuel in the tank. If the fuel has run out, bleed the system because
of
air ingress.
To
bleed fuel system proceed
as
follows
:
1. Slacken plug (fig . 13) about two turns and actuate
handle
6 until the fuel
issues
out
of the hole in the plug, in a
uniform
jet.
38
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