Cessna T188C - Precautions

MODEL
188
& T188
SERIES
SERVICE
MANUAL
in
the fuselage.
In
this
system,
fuel
flows
from
the
should
be
observed.
rubberized
cells
in
the
wings,
through
a reservoir
a. While
engaged
in
fueling
operations,
repair,
or
tank. to
a shut-off
valve. through
an electric
auxil-
disassembly
of systems,
make
certain that
aircraft
iary
fuel
pump,
and
a strainer
to
the engine
driven
is properly
GROUNDED
to prevent
static
electricity
fuel
pump,
which
is
covered
in the
engine
section
of
build-up.
the
manual.
The
cells
are
individually
vented
over-
b.
Spillage
constitutes
a fire
hazard.
Be
cautious
board
through
a
check
valve
located
in each
cell.
A
when
disconnecting
fuel
lines
or hoses
because
ac-
crossover
vent
line
is interconnected
between
each
cummulation
increases
fire
hazard.
cell
and the
reservoir
[or
positive
ventilation.
Two
c.
Cover
open lines
and
connections
to
prevent
fuel
quantity
transmitters,
one per
cell,
are elec-
entrance
of
foreign
materials,
and
prevent
pos-
trically
connected
to the individual
fuel
quantity
sibility
of damaging
threads
of fittings.
indicators, which are located in the instrument panel.
The
fuel
strainer
incorporates
a
quick-drain
valve
NOTE
with
the control
located
on
the righthand
instrument
panel
thru serial
18800832.
Beginning
with serial
Use
NS-40RA-4
(Snap-On
Tool
Corp.,
18800833,
the strainer
drain
control
handle
is located
Kenosha,
Wisconsin)
ML-T-544
(Thread
adjacent
to the oil dipstick
in the engine
compartment.
Access to the control handle is gained through the oil Compound), Antiseize Graphite Peholatum,
dipstick
door in
the upper engine
cowling.
or equivalent
as thread lubricant
ai sealer
throughout
the
entire
fuel
system.
Apply
sparingly
to male
fittings,
omitting
the
first
12-3.
PRECAUTIONS.
During
maintenance
on
fuel
two
threads,
to
prevent
entry
into
fuel
system.
system,
the following
general
and safety
precautions
12-4.
TROUBLE
SHOOTING.
(Carbureted
Engine).
TROUBLE
PROBABLE
CAUSE
REMEDY
NO
FUEL
TO
CARBURETOR
Fuel
shut-off
valve
not
turned
Turn
fuel
shut-off
valve
on.
on.
Fuel tank empty.
Service with proper
grade and
amount of fuel.
Plugged fuel
strainer.
Remove and
clean strainer and
screen. '
Inlet fitting or inlet
screen in
Clean and/or
replace.
carburetor
plugged.
Fuel
tank outlet
screen
Remove
and
clean screen
and
plugged.
flush out
fuel tank.
Defective
fuel shut-off valve.
Remove
and repair or replace
valve
Fuel line disconnected or Connect or repair fuel lines.
broken.
Fuel line plugged. Clean out or replace fuel line.
FUEL STARVATION
Partial
fuel flow from the
Use the preceding remedies.
AFTER
STARTING
preceding causes.
Plugged
fuel
vent.
See paragraph
12-8.
Water
in fuel.
Drain fuel
strainer.
12-2