Textron Lycoming IO-540 Series User Manual

TEXTRON
LYCOMING
OPERATOR'S
MANUAL
SECTION
5
0-540
& 10-540
SERIES
(13)
If magneto
position
(± 15
°
from
the
mounting
pad horizontal
centerline
allowed)
interference
is
encountered,
which
is unlikely,
the
magneto
must
be
removed
and
the
drive
gear
in the
accessory
hous-
ing
repositioned.
Care
must
be
taken
not
to
drop
the
dampers
into
the
engine
during
the
repositioning
of
the drive
gear.
(14)
Remove
timing
light
leads
from
the
magnetos.
(15) Attach
the
appropriate
switch
or
P-Leads
to
the
condenser
ter-
minal
of each
magneto
using
a lockwasher
and
nut.
Torque
nut
to
13-15
Ibs-inches.
(16)
Retard
Breaker
- Attach
one
positive
lead
of
the
timing
light
to
retard
breaker
terminal
and
the
negative
lead
to ground.
Set
the
engine
required
number
of
degrees
before
top
center
on the
com-
pression
stroke
of the
number
1
cylinder.
The
timing
light
should
be
on,
indicating
the
retard
breaker
points
are closed.
Slowly
rotate
the
engine
in
the
normal
direction
until
the
timing
light
goes
out
in-
dicating
the
points
opened.
The
TC
#1
timing
mark
on the
ring
gear
should
be
aligned
with the
dot
on the
starter
housing
within
±3°.
If
the
timing
of these
points
is incorrect,
refer
to
the
Slick
Maintenance
Manual
for the
procedure
and
proper
adjustment
of
the
contact
points.
(17)
Attach
the
switch
retard
breaker
lead
to the
retard
post
on
the
magneto
(left
magneto
only)
using
a lockwasher
and
nut.
Torque
nut
to 13-15
Ibs-inches.
(18) Install
ignition
harness
assemblies
on the
magnetos.
The
left
magneto
harness
is marked
"left"
and the
right
magneto
harness
is
marked
"right".
Check
for
proper
installation
of "0"
ring
seal
in
the
wire
cap.
Torque
cap-mounting
screws
to
18-20
Ibs-inches.
NOTE
Some
timing
lights
operate
in
the reverse
manner
as described.
The
light
comes
on when
the
breaker
points
open.
Check
your
timing
light
instructions.
d.
Generator
or
Alternator
Output
- The
generator
or
alternator
(whichever
is
applicable)
should
be
checked
to determine
that
the
specified
voltage
and
current
are
being
obtained.

Textron Lycoming IO-540 Series Specifications

General

Brand	Textron
Model	Lycoming IO-540 Series
Category	Engine
Language	English