MAINTENANCE/SERVICE
Diesel
Engine: Fuel System
FUEL SYSTEM
AIR
REMOVAL - DIESEL ENGINE
(continued)
To bleed high pressure
lines:
A
WARNING: Escaping fluid under
pressure can penetrate the skin
causing serious
Injury. When
disconnecting
diesel lines, have
engine stopped and loosen
fittings
slowly
to
relieve pressure. Tighten
all connections
before applying pressure. Keep hands and
body away
from
pin-holes and nozzles which
eject fluids
under
high pressure. Use a piece
of
cardboard
or
paper
to
search
for
leaks.
Do
not
use
your
hand.
If
ANY fluid
is
injected
into
the skin,
it
must
be
surgically removed
within
a few hours
by
a
doctor
familiar
with
this type
of
injury
or
gangrene CQuid result.
A
A
WARNING:
Do
not
bleed a
hot
engine
as
this could cause fuel to
spill
onto
a
hot
exhaust manifold
creating a danger
of
fire.
WARNING:
It
is necessary
to
have
the engine cranking
for
this
procedure.
Two
persons
will
be
required; one
to
tum
ignition
switch
and one to watch the
injector
connections.
Use extreme care when working around
moving parts. Wear
close fitting
clothing
and
protective
eye~wear.
Keep hands, feet,
clothing and hair away from
moving
parts.
1. With engine stopped, slowly loosen fittings at
the injectors as shown.
2. Turn key
in
ignition switch fully clockwise to
START position) and crank for 15 seconds
maximum.
Allow starter to cool for two
minutes before cranki
ng
again.
3.
When clear fuel with no air bubbles flows from
the connections, stop cranking the engine and
tighten fittings.
68
AVOID PRESSURIZED FLUID
BLEEDING HIGH PRESSURE LINES
)
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