Raytheon Beech Baron E55 - Page 395

’iS)eechc~ft
BARON
55
AND
58
SHOP ~nANUAL
f. Place
a
new
gasket
on
the
magneto
flange
and
NOTE
install
the
magneto
carefully
so
drive
coupling
lugs
The
red
timing
marks,
located
on
the
mate
with the slots
of
the
drive
bushings.
Install hold-
side
of
the
magneto
with
the
trademark,
ing
washers,
lock washers and
nuts,
but
tighten
only
should
be in
line
at
22" 0"
2"
ETC.
enough
to
permit
turning
the
magneto
(without
loose-
When
the red marks
are
in
line,
the
ness)
for
final
timing.
black marks
visible
through
the
vent
hole
g.
Connect
the
timing light
lead
to
the
ground
termi-
on
the
opposite
side
are
in line.
nal
of
each
magneto.
Both
timing lights
should
be
on.
d~
Turn
the
impulse coupling
backward,
so
latches
Tap
the
right
magneto
up
with
a
nonmarring
hammer
will
not
engage,
until
the
timing pointer
inside the
until that
light
goes
out.
Tap
the
left
magneto
down
inspection
hole is
aligned
with the marked
distributor
until the
light
goes
out.
Secure
the
magnetos,
gear
tooth.
NOTE
e.
Insert the
timing
pin
through
the
hole
in
the
frame
Rotate the
crankshaft
until the
impulse
and
rotor
shaft.
This holds
the
magneto
for
timing
to
clicks,
then
rotate
the
crankshaft
oppo-
the
engine.
Hold
the
magneto
in
the
position
it will
site the
normal
direction
of rotation
to
occupy
when
installed,
and
check the
alignment
of
the
approximate
25"
ETC
position.
Care gear
coupling
slot and
impulse coupling
lugs.
If
not
mustbe
exercised
to
be
sure
the
crank-
aligned,
pull
the
gear
out
of
mesh,
but
not out
of the
shaft
is
not
turned
to
the
point
where
the
oil
seal,
and turn to correct
alignment.
Push the
gear
magneto
impulse
drives
are
engaged;
back
into mesh.
opening
of the
points
will
be
delayed by
f.
Place
a new
gasket
on
the
magneto
flange,
and
approximately
26".
install
the
magneto
carefully
so
that the drive
coupling
h. Turn the
crankshaft
a
few
degrees
counterclock-
lugs
mate
with
the
dots
of
the
drive
bushings.
Install
wise and
bring
it back
again
until
the
timing
marks
are
holding
washers,
lock washers
and
nuts,
but
tighten
aligned.
At
this
point
both
timing
lights
should
go
out
only
enough
to
permit
turning
the
magneto
(without
at
the
same
instant that
the
timing
mark
on
the
crank-
looseness)
for
final
timing.
Remove
the
timing pin.
shaft
flange
aligns
with the crankcase
parting
surface
g~
Connect
the
timing
light
lead
to
the
ground
termi-
or
the
timing
mark
on
the
generator/alternator
drive
nai
of
each
magneto.
Both
timing
lights
should
be
on.
pulley
aligns
with the
20"
0"
2"
timing
mark.
Tap
the
right
magneto
up
with
a
nonmarring
hammer
i.
If the
timing
lights
do
not
go
out
simultaneously,
until
that
light
goes
out.
Tap
the left
magneto
down
loosen the
magneto
that is late
or
early
and
repeat
the
until
the
light
goes
out.
Secure
the
magnetos.
process
outlined
in
steps
g
and
h.
NOTE
I
INSTALLATION
AND
TIMING OF SLICK
Rotate the crankshaft
until the
impulse
MAGNETOS
(10-520
AND 10-550
clicks,
then
rotate the
crankshaft
oppo-
ENGINES)
site
the
normal direction
of
rotation
to
approximately
the
25"
ETC
position.
To
determine
if
the
magnetos
are
properly
timed,
pro-
Care
must
be
exercised
to
be
sure
the
ceed
in
the
following
manner:
crankshaft is
not
turned
to
the
point
where
the
magneto
impulse
drives
are
a.
Cover the lower
spark plug
hole
of No.
1
cylinder
engaged,
opening
of
the
points
will be
with
thumb
and
turn
the
crankshaft
until
pressure
is
delayed approximately
26".
felt
on
thumb.
h.
Turn
the
crankshaft
a
few
degrees
counterclock-
b.
Remove
the
plug
in
front
of No.
6
cylinder
and
wise
and
bring
it
back
again
until
the
timing
marks
are
observe
the
timing
mark
on
the alternator
drive
gear
aligned.
At this
point
both
timing
lights
should
go
out
as
the crankshaft
is rotated
slowly.
When
the
mark
on
at
the
same
instant that
the
timing
mark
on
the crank-
the
gear
is
centered
in
the
viewing
hole,
the
No.
1
pis-
shaft
flange aligns
with
the crankcase
parting
surface,
ton
is
at
the
22"
00
2"
ETC
position.
or
the
timing
mark
on
the
alternator drive
gear
c.
Remove
the
inspection
hole
plugs
from the
mag-
appears
in the
center
of
the
crankcase
inspection
netos.
hole.
6-22
515