Raytheon Beech Baron E55 - Page 543

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BARON
55
AND
58
SHOP
MANUAL
adhesion line between the boot
and
the
blade,
loosen b. Mask
off
an area
1/2
inch from
the
outer
end
and
one
corner
of
the boot
sufficiently
to
grasp
it
with
vise
each
side
of
the
boot. Refer
to
Figure
11-35.
1
grip pliers
or
similar
tool.
c.
Remove
the deicer
boot
and clean
the
blade
in
the
masked
area
from the shoulder
outboard.
CAUTION
CAUTION
Unless the
boot
being
removed
is
to
be
scrapped,
cushion
thejaws
of
the
pulling
If the
blade
is
painted
with
lacquer,
tool
to
prevent
damaging
the boots.
remove
all
paint
in
the masked off
area.
d.
Slowly
and
steadily
pull
the boot
to
remove
it from
If
the blade is
painted
with
polyurethane
the
propeller
surface while
continuing
to
use
the
sol-
lightly
sand
within the
masked
off
area
vent
to soften
the adhesive,
using 400-grit
sand
paper.
e.
Remove
the
remaining
adhesive
form
the
boot
Clean
the
area
thouroughfy
with
methyl ethyl keytone
toluol
(19
or
20,
Consumable materials
chart,
Section
tion
2).
For
the
final
cleaning wipe
the solvent off
I
and
the
propeller
blade with
methyl ethyl
ketone
or
of toluol
(19
or
20,
Consumable
Materials
Chart.
Sec-
2).
qiuckly
with
a
clean,
dry,
lint-free cloth
to
avoid
leav-
PROPELLER
DEICER BOOT
ing
a
film.
INSTALLATION
(MCCAULEY3
i
CRUTION
f
I
CAUTION
(Figures
11-30, 11-31,
11-32
and
11-33)
a.
Place
the
deice boot
on
the
propeller
so
that its
The metal and rubber
parts
must
be
centerline is
on
the
leading edge
ofthe
propeller
and
thoroughly-clean
to
assure
maximum
.250-inch outboard of the
propeller
shoulder;
adhesion.
d.
Moisten
a
clean cloth with
methyl ethyl
ketone
or
toluol
(19
or
20,
Consumable Materials
Chart,
Section
I
2)
and
clean
the
unglazed
surface of
the
deicer
boot,
changing
the
cloth
frequently
to
avoid contamination
of
the
clean
area.
e.
Thoroughly
mix the EC-1403
or
1300L
cement
(50,
Consumable Materials
Chart,
Section
2)
and
I
apply
one
even
brush
coat to
the
propeller
blade and
to
the
ungiazed
side
of the deicer
boot. Allow
the
cement to
dry
for
at
least
one
hour
at
50"F
or
above
when the relative
humidity
is less than
75%
or
two
hours
if
the
humidity
is between
75%
and
90%.
Do
not
apply
the
cement
a the
humidity
is
higher
than 904/0
or
the
temperature
is below
50"F.
f.
After
allowing
sufficient
time for
drying,
apply
a
second
coat
of
cement to
the
propeller
and the deicer
boot.
g.
Allow
the
cement
to
become
tacky
then
apply
the
boot
to
the
propeller.
NOTE
Methyl
ethyl
ketone
or
toluol
may
be
used
to
tackify
the
cement.
Methyl
ethyl
ketone
will
provide
approximately
10
seconds
of
working
time
while
toluol
will
provide
approximately
40
seconds
of
Figure
11-34.
Edge
Rolling working
time.
E15
11-63