Lubrication And Servicing Procedures; Daily; Fuel Tank Fillers; Fuel Strainer - Cessna 150 1969 Owner's Manual

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LUBRICATION AND SERVICING
PROCEDURES
Specific
servicing
informatio
n
is provided
here
for items
r
equiring daily
attention.
A
Servicing Intervals
Check
List is included to inform the pilot
when to
have other items
checked
and
ser
viced.
DAILY
FUEL TANK FILLERS:
Service
after each
flight with
80/
87 minimum
grade
fuel.
T
he capac-
ity
of
each
wing
tank
is
13 gallons
for
standard
fuel tanks,
19
gallons
for
optional
long range tanks.
FUEL
STRAINER:
Before
first
flight of
the
day
and
after
each
refu
eling,
pull
out
fuel
str
ainer
dr
ain knob (located jus
t
inside
cowl
access
door}
for
about
four seconds, to clear fuel
str ainer
of possible water and sediment.
Release
drain
knob,
then
c
heck
that
strainer drain is closed after
draining.
If
water
is
observed,
there
is a possibility
that
the wing
lank sumps
contain
water
.
Thus,
the wing
tank
sump d_!ain plugs and
fuel line drain
plug should be
r
emoved
to
check for
presence
of water.
OIL
F IL LER:
When preflight
check
shows low oil
level,
servi
ce
wi
th aviation
grade
engine
oi l;
SAE 40 above 40
°
F and
SAE 10W30
or SAE
20 below 40
°
F.
(Multi-viscosity
oil
with a
range
of SAE 10W30
is recommended
for
improved
starting
in
cold
weather
.
) Detergent
or
dispersant
oi
1, con-
forming to
Continental
Motors
Specification
MHS-24A, must be
used.
You
r Cessna
Dealer can supply approved
brands
of oi
l.
NOTE
To promote
faster
ring seating
and Improved oil control,
your Cessna was
delivered
fr
om the facto
r
y
with straight
mineral
oil
(non-detergent).
This
''1.lreak-
in"
oil
shoul
d
be used
only
fo
r the first
20
to
30
hours
of
operation, at
which
time it
must be
replaced
with detergent
oil.
OIL DIPSTICK:
Check
oil level
before each
fli
ght.
Do
not operate
on
l
ess than
4
quarts.
To minimize loss
of
oil
through breather, fill
to
5 quart
level
fo
r
normal flights of
less
than
3 hours
.
Fo
r extended
flight,
fill to 6 quarts.
U optional
oil filter
i
s
i
nstalled, one additional
quart is
r equired when
the
filter
el
ement is changed
.
4
-
7

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