Cessna 182 1978 - Primary Maintenance; Starter Motor; Exhaust System; Description

MODEL
182 &
T182
SERIES
SERVICE
MANUAL
11-91.
PRIMARY
MAINTEINANCE.
The starting
circuit
should be inspected
at
regular intervals,
the
frequency
of
which
should
be determined
by
the
When
disconnecting
starter
electrical
cable,
amount
of
service
and
conditions
under
which
the
do
not permit
terminal
bolt to
rotate.
Ro-
equipment
is
operated.
Inspect
the battery
and wir-
tation
of the
bolt could
break
the
conductor
ing.
Check
battery
for
fully charged
condition,
pro-
between
bolt
and
field
coils
causing
the
per
electrolyte
level
with
approved
water
and
termi-
starter
to
be inoperative.
nals
for cleanliness.
Inspect
wiring
to
be sure
that
all
connections
are
clean and
tight and
that the
wiring
b.
Disconnect
battery
cables
and insulate
as a
insulation
is sound.
Check
that
the brushes
slide
safety
precaution.
freely in their
holders and
make full contact
on the
c. Discornect
electrical
cable at starter
motor.
commutator.
When
brushes
are worn to
one-half of
d.
Remove nuts
and washers
securing
motor to
their
original length,
install
new brushes
(compare
starter
adapter
and remove
motor.
Refer to engine
brushes
with new
brushes).
Check
the commutator
manufacturer's
overhaul
manual
for adapter
removal.
for uneven
wear, excessive
glazing
or evidence
of
e. Reverse
the preceding
steps
for reinstallation.
excessive arcing.
If the
commutator
is only slightly
Install a new
O-ring seal
on motor,
then install
motor.
dirty,
glazed
or discolored,
it may be
cleaned
with
a
Be sure
motor
drive engages
with
the adapter
drive
strip
of No.
00 or No.
000 sandpaper.
If the
commu-
when installing.
tator
is rough
or worn, it
should be
turned in a
lathe
and
the mica
undercut.
Inspect
the armature
shaft
11-94.
EXHAUST
SYSTEM.
for
rough
bearing
surfaces.
New
brushes
should
be
properly
seated
when
installing
by
wrapping
a strip
11-95.
DESCRIPTION.
The
exhaust
system
consists
of No.
00
sandpaper
around
the
commutator
(with
of two
exhaust
stack
assemblies,
for the
left
and right
sanding
side
out) 1-1/4
to
1-1/2
times
maximum.
bank of
cylinders.
Each cylinder
has a
riser pipe
at-
Drop
brushes
on
sandpaper
covered
commutator
and
tached
to
the
exhaust
port.
The
three
risers
at each
turn
armature
slowly
in the
direction
of normal
ro-
bank
of
cylinders
are
joined
together
into
a collector
tation.
Clean
sanding
dust
from
motor
after
sanding
pipe forming
an exhaust
stack
assembly.
The
center
operations.
riser
on
each
bank is
detachable,
but
the
front and
aft
risers
are welded
to the collector
pipe.
Each exhaust
11-92.
STARTER
MOTOR.
stack
assembly
connects
to the
muffler
beneath
the
engine.
The
muffler
is enclosed
in a shroud
which
11-93.
REMOVAL
AND
INSTALLATION.
captures
exhaust
heat
which
is used
to
heat the
cabin.
a. Remove
engine
cowling
in
accordance
with
para-
graph 11-3.
11-30A/(11-30B
blank)