Note:
1.
Slightly smear
the
oil
on
the
seal surface prior to installation.
2. Screw
the
cartridge into
the
case. When the seal surface
comes
to
contact, screw
in
the
cartridge
about
2/3
turn
by
hand. (Tightening torque:
7-
11
ft-lb)
3. After installation,
start
the
engine and make sure
that
no
oil
leaks through
the
seal surface.
L.
Cleaning spark plug: When cleaning
the
spark plug, it
is
better
to
use
the
plug cleaner.
If
not
available, remove
the
carbon
by
means
of a needle
or
wire, and wash with gasoline and
the
like. Fully
dry
it up prior
to
reinstallation.
The gap between
the
electrodes should be.
0.03'in.
(0.8 mm).
If
the
electrodes are found excessively worn, replace the plug with a
new one.
Recommendable spark plug:
NGK
B6E
Tfie' spark plug should be
checked and cleaned every
300
hours of operation. If necessary,
replace it.
Fig. 30 Cleaning the Spark Plug
M.
Valve clearance: Retighten
the
cylinder head set bolts, then, adjust
the
valve clearanced. (See "Valve Clearance"
in
Section 3.)
N.
Fan and governor belts: Slack
of
the
fan and governor belts should
be properly maintained. The correct slack
is
0.8-0.9
in.
(10-
13
mm), when press
the
belts with
the
pressure of 22
lb
(10 kgs).
0.
Replacement of hydraulic oil: The quality of hydraulic
oil
has a
determining factor
in
affecting
the
performance of
the
hydraulic
system. The specified oil should be fed with a correct amount
in·
the
hydraulic lift case so
that
the
oil level will be
at
the
center
of
the
oil gauge (Gauge Plug). ·
page
2,3
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