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MAINTENANCE/SERVICE
Diesel Engine: Fuel System
FUEL SYSTEM AIR
REMOVAL
-
DIESEL ENGINE
(continued)
To
bleed high
pressure lines:
A
WARNING:
Escaping
fluid
under
pres-
sure 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 t"IOZ2les
which eject fluids under high
pressure.
Use
a
piece
d
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 d
injury or gangrene
coud
result
A
A
WARNING:
Do
not
bleed
a
hot erigine
as
this
could cause fuel to
spill onto
a
hot
exhaust
manifold creating a
danger
d
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 and tighten the fittings
when the
line is free d air.
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,
~
loosen fittings at
the injectors
(A).
2. Tum key in ignition switch fully clockwise to
START position) and crank for 15 seconds
maximum. Allow starter to cool for one minute
before cranking again.
3. When clear fuel with no air bubbles flows from
the connections, stop cranking the engine and
tighten fittings.
AVOID PRESSURIZED
FLUID
BLEEDING
HIGH PRESSURE LINES
73
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