---------------SECTION
B
600 HOUR SERVICE (continued)
49. Fuel Fitter/Sediment Separator
1. Retaining bolts
3. Filter bowl
2. Filter element
4.
Glass
bowl
EVERY 1200 HOURS
or
12 months
(whichever occurs first)
carry
out
the
preceding checks plus
the
following:
50/51. Fuel Injectors
A WARNING: Diesel fuel or hydraulic oil
...
escaping
under
pressure
can
penetrate
the
skin causing
serious
injury.
•
Do
not
use
your
hand
to
check
for
leaks.
Use
a
piece of cardboard or paper to search for
leaks.
Wear
eye
protection.
• Stop the engine and
relieve
pressure
before
connecting
or
disconnecting lines.
• Tighten all connections before starting the
en-
gine
or
pressurising
lines.
If
any fluid is injected into
the
skin, obtain medical
attention immediately or
gangrene
may
result.
IMPORT
ANT:
Before
Loosening
or
disconnect--
ing
any
part
of
the fuel injection system,
thor-
oughly clean
the
area
to
be
worked
on.
1200 HOUR/12 MONTHS SERVICE
(continued)
50. Pipe Connections
1.
Copper washers
3.
Injector
pipes
2. Lcak--0ff line
Loosen
the
injector pipe connections al
the
injec-
tion
pump
end.
Disconnect
the
injector pipes,
Figure
50
and
the
leak-off
line
al the injectors. discarding
the
copper
washers either side
of
the
leak-off pon
banjo
fit-
tings.
Withdraw
the
injectors,
Figure
51. after removing
the retaining bolt'\.
Extract
the
copper scaling washer
from
each injec-
tor bore
in
the
cylinder
head
together
with
the
cork
dust washer on each injector. Discard
the
copper
and cork washers.
Using
new
scaling
and
dust
washers.
install
the
re-
placement injectors
and
lighten
the
retaining bolls
evenly
to
17
lbf.
ft.
(22
Nm).
Reconnect
the
leak-off
line
using
new
washers
either
side
of
the
banjo
fillings
and
tighten
the
re-
taining bolls
lo
6 tbr.
ft.
(8
Nm).
Reconnect
the
pump
to
injector pipes
and
tighten
the
connections
to
18
lbf.
ft.
(24
Nm).
21
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