Cessna T188C - Page 27

MODEL 188
& T188 SERIES
SERVICE
MANUAL
NOTE
o. Attach
a warning
placard to
the propeller
to the
effect
that the propeller
shall not
be moved while
the
The aircraft
battery
serial number
is recorded
engine
is in storage.
in the
aircraft equipment
list.
To assure ac-
curate warranty records, the battery should be 2-12. INSPECTION DURING STORAGE.
re-installed in the same aircraft from which it a. Inspect airframe for corrosion at least once a
was removed. If the battery is returned to month and remove dust collections as frequently as
service in a different aircraft, appropriate possible. Clean and wax as required.
record changes must be made
and notification
b. Inspect the interior of at
least one cylinder
sent to the Cessna Claims
Department.
through the spark plug hole
for corrosion at least
once
a month.
f. Remove
battery
and store in
a cool dry place;
service
the battery periodically
and charge as re-
NOTE
quired.
Do not
move crankshaft
when
inspecting
NOTE
interior
of cylinder
for corrosion.
An engine treated in accordance
with the fol- c.
If at the end of the 90 day period,
the aircraft is
lowing may be considered
protected against
to be continued in non-operational
storage, again per.
normal atmospheric corrosion
for a period form
the procedural steps "g
thru o" of paragraph
not to exceed 90 days. 2-11.
g. Disconnect spark plug leads and remove upper 2-13. RETURNING AIRCRAFT TO SERVICE. After
and lower spark plugs from
each cylinder.
temporary storage, use the following
procedures to
return
the aircraft
to
service.
NOTE
a. Remove aircraft from
blocks and check tires for
proper inflation.
The preservative oil must
be Lubricating
b. Check battery
and install.
Oil-Contact
and Volatile, Corrosion
In- c. Check
that oil sump has proper grade
and quan-
hibited, MIL-L-46002, Grade 1 or equiva- tity of engine oil.
lent.
d. Service
induction air filter. and remove
warning
placard
from
propeller.
h.
Using
a portable
pressure
sprayer,
atomize
e. Remove
materials
used
to
cover
openings.
spray
preservative
oil through
the upper
spark
plug
f. Remove,
clean,
and gap
spark
plugs.
hole
of each
cylinder
with
the piston
in
a down posi-
g.
While
spark plugs
are
removed,
rotate
propel-
ton.
Rotate
crankshaft
as
each pair
of cylinders
is
ler several
revolutions
to clear
excess
rust
preven-
sprayed.
tive
oil from
cylinders.
i.
After completing
step "h,
" rotate
crankshaft
so
h. Install
spark
plugs
and torque
to the
values
spec-
that
no piston
is
at a top
position.
If the
aircraft
is
ified
in Sections
11,
11A or
1lB; connect
plug
leads.
to be stored
outside,
stop
two-bladed
propeller
so
i. Check
fuel strainer.
Remove
and
clean filter
that
blades
are as
near horizontal
as possible
to
pro-
screen
if necessary.
Check
fuel tanks
and
fuel lines
vide maximum
clearance
with passing
aircraft.
for
moisture
and sediment,
drain enough
fuel
to elimi-
j.
Again
spray each
cylinder
without
moving
the
nate moisture
and
sediment.
crankshaft
to thoroughly
cover
all
interior
surfaces
j. Perform
a thorough
pre-flight
inspection,
then
of
the cylinder
above
the piston.
start
and
warm-up
engine.
k.
Install spark
plugs and connect
spark plug
leads.
1. Apply preservative
oil to the engine interior by
2-14. INDEFINITE STORAGE.
Indefinite storage is
spraying
approximately
two ounces of the
preserva-
defined as
aircraft in a non-operational
status
for an
tive oil through the oil
filler tube.
indefinite period of time.
Engines treated in accor-
m. Seal all engine openings
exposed to the atmos- dance
with the following may be
considered protected
phere using
suitable plugs
or non-hygroscopic
tape.
against normal
atmosphere corrosion,
provided
the
Attach a red streamer
at each
point that a plug
or procedures
outlined
in paragraph
2-15 are preformed
tape is installed. at the specified intervals.
n. If the aircraft is to
be stored outside, perform
a. Operate engine oil until
the temperature reaches
the procedures
outlined in paragraph 2-7. In addi-
normal operating range.
Drain engine oil sump and
tion, the pitot tube,
static source vents, air
vents, reinstall
drain plug and safety.
openings in the engine cowling and other similar b. Fill oil sump to normal operating capacity with
openings should have
protective covers installed to
corrosion preventive mixture
recommended in the
prevent entry of
foreign material,
following note. Throughly
mix and preheat the pre-
ventive mixture
(221°F
to 250°F) at the
time it is
added
to
the engine.
2-5