Raytheon Beech Baron E55 - Page 509

’i~eechcraft
BARON
55
AND
58
SHOP
MANUAL
NOTE
NOTE
If the
finish
of
the back of
the boot is
For
spraying
consistency,
dilute
the
smooth,
mechanically
roughen
the bond-
EC1403
cement
with
a
solvent blend
of
ing
surface
before
cleaning.
2
parts
petroleum
naphtha
to
one
part
e.
Mask
off
a
portion
of
the metal
surface
1/2
to
3/4
able
Materials
Chart,
Section
2)
until
a
I
methyl ethyl
ketone
(18,
19,
Consum-
inch
beyond
the
actual
boot
area.
No. Ford
cup
will
empty
in
20
seconds.
h.
Snap
a
chalk
line
along
the
center
of
the
leading
f.
Open
the container
and
thoroughly
stir
the
EC1403
cement
with
a
stick.
Do
not
attempt
to
use
edge
of the
airfoil.
Snap
a
corresponding
chalk
line
lengthwise along
the
center
line
of
the
cemented side
cement
that has
jelled
too
much
to
drip
from the
stick.
of
the deicer boot.
NOTE
i.
Attach hoses
to
the deicer
boot connections
with-
out
leaving fingerprints
on
the
cemented
side of
the
Do
not
apply
the
cement
at
a
relative
boots.
humidity
higher
than
80
percent
or
under
extremely
dusty
conditions.
The table
j. Using
a
clean,
lint-free
cloth
heavily
moistened
below will
serve
as a
further
guide
for
(but
not
dripping)
with
toluol,
reactive the
cement
on
application
of
the
cement.
the airfoil
leading
edge
and
boot
in
spanwise
strips
about
6
inches
wide and
24
inches
long.
Match
the
boot chalk
line to the
leading
edge
chalk
line,
and
roll
Temperature
in
"F
Drying
Time
in
Minutes
the
boot surface
spanwise along
the
leading
edge
with
a
2-inch
rubber
roller
to
remove
all
air
from between
Above
80 30
the
adjoining
surfaces.
Rubbing
the cemented
sur-
60
to
80
45
faces
excessively
will
remove some
of the
cement.
If
Below
60
60
the boot
is
misaligned, pull
it
free
quickly
with
a
quick
motion
and
reposition
it
properly.
g.
Either
of
the
two
following
methods
may
be used
k.
Activate
the
cemented
surfaces
and
roll
on
each
to
apply
the
cement:
top
half
and
lower
half
of
the boot
in
sequence.
Exert-
1.
Brush
one
even
coat
of
EC1403
cement
on
ing
pressure,
use
the
e-inch
roller
on
the
entire
sur-
both
the
deicer
boot
back and metal
surfaces.
After
face
of
the boot
parallel
with the
inflatable
tubes
and
permitting
the
cement to
dry
for
at
least
30
minutes,
use
the
narrow
stitcher roller between
the tubes.
Take
apply
a
second
even
coat to
both
surfaces.
care
to
avoid
entrapping
air
throughout
the
rolling
operation.
If
an
air
blister
does
occur,
insert
a
hypo-
NOTE
dermic needle
into the blister
so
that the
air
can
escape,
then
press
the
surface
down
until the adhe-
Brushing
too
long
in
one
area
will
cause
sive surface
seals.
the
cement
to
"roll"
or
"ball
up".
Allow the
second
coat to
dry
for
at
least
30
minutes,
i
CAUIIMI1
CAUTION
and
preferably
an
hour,
before
installing
the deicer
boot.
If the
blister is within
the
inffatable tube
area,
be
careful
to
avoid
puncturing
2.
Using
a
spray gun
(Binks
No.
7
with
a
No.
63
tubes.
PB
head,
DeVilbiss JGA
75X,
or
their
equivalent),
I
spray
one
even
coat
of
EC1403
cement
(60,
Consum-
able
Materials
Chart,
Section
2)
on
both
the
deicer
I´•
Clean
off all
exposed
cement
up
to
within
1/4
inch
boot back and
metal
surfaces.
After
permitting
the
of
the
boot
edge.
cement to
dry
for
at
least
30
minutes,
spray
a
second
m.
Install
masking
tape
around the boot
for
uniform
even
cross-coat
on
both surfaces.
Allow
the
second
edge
lines,
then
cover
all
exposed
cement
and
fair
coat to
dry
for
at
least
30
minutes,
and
preferably
an
around
all
cut
edges
and
trailing
edges
of
the
boot
hour,
before
installing
the deicer
boot,
with EC801
sealing compound.
515
11-29