Raytheon Beech Baron E55 - Page 499

~eechcraft
BARON
55
AND
58
SHOP
MANUAL
c.
Operate
one
engine
at
2300
rpm
and
adjust
the
BASIC
PRESSURE SYSTEIIA
WITH
H-14
pressure
regulator
for
that
engine
to
obtain
a
reading
AUTOPILOT
of
5.0
+.O
-.5
psi
on
the
test
gage
in the
turn
coordina-
(Flgure
11-11
tor
supply
line with
the
autopilot
ON.
Normally
a
pres-
sure
of
6.5
psi
on
the
test
gage
at
the
pressure
regu-
NOTE
later
is
sufficient
to
obtain
the
5.0 +.O
-.5
psi
reading
Airplane
serials TE-452
thru
TE-767
are
at
the
turn
coordinator.
Under
no
circumstances
equipped
with
a
gyro
instrument
adjust-
should
the
reading
at
the
pressure
regulator
exceed
able orifice.
Airplanes
TC-2003
thru
7.0
psi.
TC-2102,
TE-768
thru
TE-1133,
and
TH-1
thru
TH-935
are
equipped
with
a
NOTE
gyro
instrument
regulator
valve.
Rotate
the
pressure
regulator
adjusting
a.
Install
a
test
gage
(0-15
psi)
at
the "out" side of
screw
clockwise
to
increase
pressure
each
pressure
regulator.
and
counterclockwise
to
decrease
pres-
b.
Install
a
test
gage
(0-10 psi)
in
the
autopilot
sup-
sure.
ply
line,
at
the
"out"
side
of
the
pressure
manifold.
d.
Repeat
step
c
on
the
opposite
side
of the
airplane.
c.
Operate
one
engine
at
2300
rpm
and
adjust
the
e.
Locate
the
gyro
instrument
adjustable
orifice
or
pressure
regulator
for that
engine
to obtain
a
reading
regulator
valve
(if
installed)
on
the
LH side
of
the air-
of
7.5 ~t.5
psi
on
the
test
gage
in the
autopilot
supply
plane
forward of the instrument
panel,
near
the
top
of
line with
the
autopilot
ON.
Normally
a
pressure
of
8.5
the
upholstery
panel
and
adjust
as
follows:
psi
on
the
test
gage
at
the
pressure
regulator
is suffi-
cient
to
obtain
the_7.5
~t.5
reading
in
the
autopilot
sup-
1.
Loosen the check
nut
and
rotate
the ot~ifice
ply
line.
Under
no
circumstances should
the
reading
at
body
(adjusting
screw
-of
the
regulator)
to
obtain
a
the
pressure
regulator
exceed
9.0
psi.
reading
of
5.0
´•e.l -.2
in.
Hg
on
the
gyro
pressure
indi-
cator
with both
engines
operating
at
2300
rpm.
NOTE
2.
Tighten
the
check
nut
and
recheck
the
gyro
Rotate the
pressure
regulator adjusting
pressure
indicator
to
read
in
the
green
are
with both
screw
clockwise
to
increase
pressure
engines
operating
at
1500
rpm,
and counterclockwise
to
decrease
pres-
sure.
f.
After
adjusting
the
gyro
pressure
orifice
(regula-
d.
Locate
the
gyro
instrument
adjustable
orifice
or
tor),
the
pressure
on
the
test
gage
in
the
turn
coordi-
regulator
valve
(if installed)
on
the
LH side
of
the
air-
nator
supply
line
should
be rechecked
with each
eng-
plane,
near
the
top
of the
upholstery
panel
forward
of
ine
operating
individually
at
2300
rpm.
If
the
pressure
the
instrument
panel,
and
adjust
as
follows:
on
the
test
gage
has
been
affected
by
the
adjustment
of the
orifice
(regulator),
the
regulators
in
the nacelles
1.
Loosen
the check
nut
and
rotate
the
orifice
should
be
readjusted
as
specified
in
steps
c
and
d.
body
to obtain
a
reading
of
5.0
+.1
-.2
in.
Hg
on
the
gyropressure
indicator
with
both
engines
operating
at
g.
With
both
engines
operating
at
2300
rpm,
the
dif-
2300
rpm.
ference
between the
pressures
on
the
test
gages
at
2.
Tighten
the check
nut
and
recheck
the
gyro
the
pressure
regulators
in the
nacelles
should
not
pressure
indicator
to
read
in
the
green
are
with
both
exceed
.5
psi.
engines
operating
at
1500
rpm.
NOTE
e.
After
adjusting
the
gyro
pressure
orifice
(regula-
tor),
the
pressure
on
the
test
gage
in
the
autopilot
If the
requirements
of
this
adjustment
procedure
cannot
be
obtained,
the
com-
supply
line
should
be
rechecked
with
each
engine
plete
system,
including
the
check
valves
operating individually
at
2300
rpm.
If
the
pressure
on
and
the
gaskets
in
the
manifold,
should
the
test
gage
has been
affected
by
the
adjustment
of
be
checked for
leaks
and/or
restrictions;
the
orifice
(regulator),
the
regulators
in the
nacelles
then
repair
the
discrepancy
and
readjust
should be
readjusted
as
specified
in
steps
c
and d.
the
system.
f,
With both
engines operating
at
2300
rpm,
the
dif-
ference
between the
pressures
on
the
test
gages
in
h.
Remove the
test
gages
from
the
airplane.
the
nacelles should
not
exceed
.5
psi.
815