Raytheon Beech Baron E55 - Page 513

aeechcraft
BARON
55
AND
58
SHOP
MANUAL
f.
Adjust
the
high
pressure
section of the
regulator
sion line. Use
a
brush,
a
pump-type
oil
can
with
a
long
(section
without
the
solenoud)
to
16
to
19
psi
on
the
spout
or a
plastic
squeeze
bottle
to
apply
the
solvent.
deice
pressure gage.
Apply
a
minimum
amount
of
solvent while
tension is
g.
Check
thatthe
test
gage
in
the
nacelle
never
applied
to
remove
the
boot. The
boot
should be
exceeds
20
psi.
removed
slowly
enought
o
allow
the
solvent
to
under-
cut
the
boot,
thus
preventing
damage
to
the
boot.
If
NOTE
care
is exercised
in
removal
of the
boot,
it
will
not
be
When
complying
with
steps
f
and
g,
turn
damaged
and
may
be
reinstalled.
the deice
system
to
AUTO
and
the
gage
should
show
a
pressure
rise
to
16
to
19
SURFACE DEICE
BOOT
INSTALLATION
psi,
then
sink
back
to
approximately
5
(TH-
1472
AND AND
AIRPLANES
psi
within 10
to
15
seconds.
EQUIPPED
WITH
KITS
FULFILLING
h.
Shut
the
engine
down.
FLIGHT-IN-ICING
REQUIREMENTS)
NOTE
a.
Mask
off
a
portion
of
the
leading
edge
surface
1/2
Do
not
remove
the
test
pressure gage
at
to
314
of
an
inch
beyond
the actual boot
area.
this time,
b.
Clean
the
area
to
be covered
by
the
boot
with
a
i.
Repeat
the
preceeding procedure
on
the
opposite
clean,
grease-free
cloth
saturated with
methyl
ethyl
engine.
ketone
(19,
Consumable
Materials
Chart,
Section
2).
Change
cloths
frequently,
and
never
dip
a
used
cloth
NOTE
in the
clean
supply
of
methyl
ethyl
ketone.
Steps j
through
o
may
be
accomplished
c.
Reclean the surface
with
a
clean
cloth
saturated
with either
engine running.
with
methyl ethyl
ketone
(19,
Consumable
Materials
j.
Adjustthe
engineto2,300
rpm.
Chart,
Section
2),
then
quickly wipe
the
surface
dry
k.
with
a
clean
dry
cloth.
Adjust
the instrument
pressure
regulator
(located
forward of the
instrument
panel
on
the
left
side)
to
NOTE
obtain
a
reading
of
4.8
to
5.1
in.
Hg.
on
the
instrument
pressure
gage.
If
the surface
to
be
covered
by
the boot
and the
edge
sealer is
painted
with
i.
Set
the
engine
at
800
rpm
and
check that the
epoxy
and has
a
glazed
appearance,
instrument
pressure
gage
is
indicating
in
the
green
remove
the
gloss
with
400-grit
sand-
arc.
paper.
(Do
not
remove
the
epoxy
paint.)
m.
Check that all
check
nuts
are
tight.
Use
a
clean
cloth wetted
with
methyl
ethyl
ketone
to
remove
the dust.
n.
Set the
engine
at
800
rpm
and check
that the
instrument
pressure gage
still indicates in the
green
d.
Cover
the cleaned surface
with
kraft
paper
and
are.
wait
one
hour before
rechecking
the
surface
with
a
o,
Check
that the
test
gages
in
the
nacelles
are
indi-
Clean
dry,
white
cloth.
If
the clean
cloth
picks
up
any
eating
within
~t
.5
psi
of each other with both
engines
dirt
repeat
the
cleaning.
running.
e.
Careful~y
clean
the
rough
backside of the boot
at
p.
If the
test
gages
do
not
indicate within
rt
.5
ps/
Of
least twice with
a
clean,
grease-free
cloth
moistened
each
other,
this
is
an
indication
of
a
leak
or
restriction
with
methyl ethyl
ketone
(19,
Consumable Materials
which
must
be
located and corrected.
Chart,
Section
2). Change
cloths
frequently
to
avoid
recontaminating
the
cleaned
portion
of
the
boot.
If
q.
Shut
the
engine
down and
remove
the
test
gages.
necessary,
continue
cleaning
the boot until
complete~
r.
Reinstall
the
access
doors.
clean.
SURFACE
DNCER
BOOT
REMOVAL
NOTE
Should
it become
necessary
to
remove
or
loosen the
If
the finish
on
the
back
of
the boot
is
deicer
boot,
use
methyl
ethyl
ketone
(19,
Consumable
smooth,
mechanically
roughen
the
bond-
Materials
Chart,
Section
2)
solvent
to
soften the adhe-
ing
surface before
cleaning.
515
11-33