Cessna T188C - Removal and Installation

MODEL
188
& T188
SERIES
SERVICE
MANUAL
NOTE
PSI vacuum,
and
.5 PSI pressure.
1.
Umbrella
Rubber
5
2.
Check
Valve
(Vent)
3. Gasket
4.
Frictionless
Washer
5.
Fuel
Cap
Body
4
3
Figure
12-7. Vented
Fuel Filler
Cap
d. On aircraft prior to 18800573, disconnect control 12-42. DISASSEMBLY AND ASSEMBLY. (See
from shut-off
valve
handle, loosen
clamps
attaching
figure 12-6.)
reservoir
bracket
clips to fuselage
structure
and
slide
a. With
shut-off valve
in "OFF"
position.
drain
clamps from
clip legs: remove
reservoir,
strainer
with the quick-drain
control.
e. Beginning
with aircraft
18800573. remove
four
b. Remove
lower rear engine
cowling cover
for
bolts attaching
reservoir
to
brackets
and lift
out.
access.
f. Reverse the preceding steps for installation. c. Remove safety wire, nut, and washer at bottom
of filter bowl and remove bowl.
d. Carefully
unscrew
standpipe
and remove.
12-39.
FUEL STRAINER.
(METAL TANK).
e. Remove
filter screen
and gasket. Wash
filter
screen and
bowl in solvent
(Federal Specification
12-40.
DESCRIPTION.
The fuel strainer
is located
P-S-661. or
equivalent) and
dry with compressed
on the right lower side of the firewall and is readily air
accessible by removing the
lower rear engine
f. Using a new gasket between
filter screen and
cowling cover. The quick-drain control is located top assembly, install screen and standpipe.
at the left rear side
of the engine adjacent to
the oil Tighten standpipe
only finger tight.
dipstick
and is
accessible
through
the oil dipstick
g. Using
all new
O-rings.
install bowl.
Note that
door
step-washer at bottom
of bowl is installed so that
step seats against O-ring.
NOTE h. With shut-off valve in "ON" position, check for
leaks
and
proper
operation.
The
fuel strainer
can
be disassembled.
i. Safety
wire
bottom nut
to top
assembly.
Wire
cleaned and reassembled
without
must have right hand
wrap, at least 45 degrees.
removing the assembly from the aircraft.
(Refer to paragraph 12-42.) 12-43. FUEL STRAINER. (RUBBERIZED CELL).
12-41. REMOVAL
AND
INSTALLATION.
12-44. DESCRIPTION.
The
fuel strainer
is located
a. With shut-off
valve in
"OFF" position.
drain in
the lower
fuselage immediately
forward
of the
strainer with
the quick-drain
control.
left
rudder pedals.
The strainer
is equipped with
a
b.
Remove lower
rear engine
cowling cover
for quick-drain
valve
which provides
a means of
access. draining trapped water and sediment from the fuel
c. Disconnect
all fuel lines and quick-drain
system. Fuel strainer
drain control is located
on
control,
lower RH
instrument panel (thru 18800832),
in
d. Remove
volts
attaching
assembly
to bracket.
engine compartment
adjacent
to engine oil
dipstick
e.
Reverse
the preceding
steps for
installation.
(18800833
thru
18803926)
& on
lower
LH instrument
panel
(18803927)
& on.
Revision
1
12-21