Raytheon Beech Baron E55 - Page 516

aeec~hcraft
BARON
55
AND
58
SHOP
MANUAL
SURFACE DEICER BOOT REPAIR
the
brown
natural
rubber
underneath,
or
if
the boot
is
cut,
torn
or
ruptured,
it
is
nesessary
to
patch.
B.
F.
B.
F.
Goodrich
Kit 74-451-L
contains
an
adhesive
Goodrich
Repair
Kit
No.
75-451-C
contains
cold
binderlurethane
coating
system
used
to restore
patches
for
repairing damaged
areas.
A
cold
patch
on
weathered
deicers. It
will
smooth
roughened
surfaces
a
boot,
however,
is
a
temporary
or
emergency
method
and
fill
small
cracks when
applied
per
the
instructions
furnished with
the
kit.
of
repair;
therefor,
at
the
first
opportunity,
the boot
should be
removed
and
returned
to
the
factory
for
a
Minor
scuff
areas
on
the
boots
normally
require
only
vulcanized
repair.
Cold
patch
repairs
can
be
made fol-
restoring
the
surface
in
the
immediate
area.
However,
lowing
the instructions
with
the
kit.
if
the
entire surface
ply
has
been
removed,
exposing
TROUBLESHOOTING
PNEUMATIC
PRESSURE
SYSTEM
(TC-2003
AND
AFTER,
TE-452 AND
AFTER,
THI1 AND
AFTER)
Indication
Probable Cause
Remarks
INSTRUMENT
AIR
SYSTEM
1.Zero indication
on
instrument
gage,
a.
Hole
in
plumbing
line,
line
a.
Inspect
plumbing,
replace
or
Pump
out
recess
button recessed,
plugged
or
plumbing
disconnected
connect
lines
as
necessary.
between manifold
and
gage.
b.
Defective
gage.
b.
Replace
gage.
c.
Defective
gyro
horizon
or
c.
Inspect
instruments
and
replace
directional
gyro,
or
repair
as
necessary.
d.
Defective
regulator
d.
Replace
regulator.
2.
Pump-out button(s)
extended,
a.
Defective
pumps.
Replace
pump(s).
b.
Filter
or
line
plugged
between
b.
Replace
filter.
Clean lines
as
pump
and
manifold.
necessary.
c.
Defective dual
pressure
relief
c.
Replace
valve.
valve.
d.
Hole
in
line
or
line disconnected
d.
Inspect
lines,
replace
as
between
pump
and
manifold,
nesessary.
3.
Frequent
pump
replacement,
a.
Partially
restricted
pump
intake
a.
Replace
lines.
or
discharge
line.
b.
Plugged
or
partially
plugged
b.
Replace
filters(s).
inlet
or
in-line
filter.
4.
No
pressure
at
low
rpm,
a.
Oil
in
pump.
a.
Replace
hose.
5. Erratic air
pressure.
a.
Oil
in
pump,
a.
Replace.
b.
Engine
oil
seal
defective.
b.
Replace.
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515