Cessna SKYWAGON 180 - Engine Malfunctions and Optional Systems; Insufficient Rate of Charge; Rough Engine Operation and Loss of Power; Optional Systems: Long Range Fuel Tanks

To
preclude these possibilities, the
alternator
side
of the
split
master
0
0
0R
ÎII
switch should
be turned "OFF." The
flight should be
terminated
and/or
current drain
on
the
battery
minimized
as
soon
as
practical
because
the
battery
can
supply
the
electrical system
for
only
a
limited
period
of
time;
¯
¯
¯ ¯ ¯ ¯
If
it becomes apparent
that
the
battery
voltage is getting too
low to
oper-
ate
the
electrical system, the
alternator
switch
can be
turned
back on
for
OPTIONAL
SYSTEMS
several
minutes
at
a
time until
the
battery
is
partially
recharged.
If the
emergency occurs
at
night, the alternator
switch
should
be
returned to
the
"ON" position
just before
landing lights
are
required
for
landing.
This section
contains
a
description,
operating
procedures, and
per-
INSUFFICIENT
RATE OF CHARGE.
formance
data
(when
applicable)
for some of
the
optional
equipment
which
may
be
installed
in your Cessna.
Owner's Manual
Supplements are
pro-
If
the ammeter
indicates
a continuous
discharge
rate
in
flight, the
vided
to cover
operation
of other
optional
equipment
systems when
in-
alternator
is not
supplying power to
the
system
and
should be
shut
down
stalled
in
your
airplane.
Contact
your Cessna
Dealer
for a complete
since the alternator
field
circuit
may be
placing an unnecessary load on
list of available
optional
equipment.
the
system.
All
non-essential
equipment
should
be
turned
"OFF" and
the
flight
terminated
as
soon
as practical
ROUGH
ENGINE OPERATION
OR
LOSS
OF
POWER.
LONG RANGE
FUEL TANKS
SPARK
PLUG FOULING.
A
slight
engine roughness in
flight may be
caused
by
one
or more
Special
wings
with
long range
fuel
tanks
are
available
to
replace the
spark
plugs
becoming
fouled
by carbon
or
lead
deposits. This
may be
standard wings and
fuel tanks
for
greater endurance
and
range.
When
verified
by
turning
the ignition
switch
momentarily
from
"BOTH" to
these tanks are installed, the total
usable
fuel,
for
all
flight
conditions,
either "LEFT"
or "RIGHT" posítion. An
obvious
power loss in
single
is
79 gallons.
ignition
operation
is
evidence of
spark
plug
or
magneto trouble.
Assum-
ing
that spark
plugs
are
the
more likely
cause,
lean the
mixture
to
the
normal
lean
setting
for
cruising
flight.
If
the
problem
does not
clear up
in several
minutes,
determine
if a
richer
mixture
setting
will
produce
smoother
operation.
If not,
proceed to
the
nearest
airport
for
repairs
using the "BOTH" position
of
the
ignition
switch
unless extreme
rough-
COLD
WEATHER
EQUIPMENT
ness
dictates the use
of a single
ignition
position.
MAGNETO
MALFUNCTION.
A
sudden
engine
roughness
or
misfiring is
usually
evidence
of
mag
W I
NTER
I
ZA
TI
ON K
IT A
ND
neto problems.
Switching
from
"BOTH" to
either
"LEFT"
or
"RIGHT"
NON
-
CO
NGE A
L
INGO I
L
CO
OLER.
ignition
switch position will
identify
which magneto
is
malfunctioning.
Select
different power settings
and enrichen
the mixture to
determine
if
For
continuous
operation in
temperatures
consistently
below
20°F,
continued operation
on "BOTH"
magnetos
is
practicable.
If not, switch
to the
Cessna
winterization kit
and
non-congealing oil
cooler should be
in-
the
good
magneto and
proceed
to
the
nearest
airport
for repairs. stalled to
improve
engine
operation.
The
winterization kit consists
of
3-2
7-1