And; Thru - Raytheon BEECH BARON 58P Maintenance Manual

BEECHCRAFT
BARON 58P AND BARON 58TC
MAINTENANCE MANUAL
WINDOWS
AND
WINDSHIELD
segment
~s
installed
on
the
airplane
DESCRIPTION
AND OPERATION
ceiite.rline.
(Figure
1)
The
windshield
heater
is controlled
by
a
On
airplanes TJ-9
thru
T3-85
and TJ-87
20-ampere
togg
1
e-type
c
i
re u
i
t
breaker
thru
TJ-97,
~ce
may
be
prevented from
switch placarded
WSHLD),
located
on
the
forming
on
the windshield
by wetting
the
left
subpanel.
With the switch
on,
28- vdc
windshield surface with
isopropyl
alcohol
power
is applied
to
the windshield
tem-
anti-ice fluid.
The fluid
is supplied by
perature controller,
windshield
heater
a
three
gallon
tank located
under the
nose
relay
and
windshield heater.
The
temper-
baggage
compartment
floor.
A
supply line
ature
controller
senses
the
temperature
is routed directly
aft
to
a
pressure
pump
of the
windshield heater. The
temperature
which
provides the
pressure
for
the
controller
removes
power
from the
system
windshield anti-ice. A line
is routed
from
(de-energizing
the relay)
when the
tem-
the
pressure
pump
to
the
center of the
perature
of the windshield
is between 1000
fuselage
in
front
of the
windshield,
where
to
1100F.
When
the windshield
heater has
it connects to
a
discharge
tube which
runs
cooled
to
a
temperature
of 900
to
1000F,
along
the lower
edge
of the pilot's
power
is appl led
to the
system
(energ~zing
windshield. The
discharge
tube
is
equipped
the relay), allowing
the
temperature
to
with five
orifices, which
are
equally
rise again. Thus
the
temperature control-
spaced for
diffusion
of the
anti-icing
ler
maintains
the
temperature of the
fluid.
This system
is designed
to
prevent windshield
heater
between
a
teinperature
the formation
of ice and
is controlled
by
of 900
and 1100F.
a
two
position,
ON-OFF
circuit breaker
switch located
on
the pilot's
subpanel.
CAUTION
An
indicator
on
the
right side of the
instrument panel
indicates
the
amount
of
Ground
operation of the
fluid
in the supply
tank.
windshield
heater
is
limited
to
10 minutes.
On airplanes
T3-86,
TJ-98
and
after,
Ti(-35,
and TK-42 and
after,
~ce
may
be
CAUTION
prevented by
an
electrical
windshield
heater.
The
magnetic
compass
is
erratic
when the windshield
heater
~s ~n
The windshield heater
is of
a
heater
seg-
operation. If
the
directional
ment
design. The
windshield
heater
~s
gyro
is to
be
reset, turn
off the
approximately 9.6
x
11.5
inches
and dis-
windshield heat
for~l5
seconds
to
tributes
approximately 430
watts
of power
allow
a
stable
reading of
the
over
the heating
area.
The
segment
con-
standby
compass.
forms
to
the
contour
of the
windshield
and
~s
located
to
the left
of the
airplane
NOTE
centerline
on
airplane
serials T3-3
through
TJ-122
except
TJ-116,
and TK-2
Heat should
be
applied
to
the
through TK-60. On
airplane
serials
TJ-116,
windshield before
ice forms.
TJ-123
and after and
TK-61
and
after,
the
30-40-00
Page 1
A22
May
22/87