Raytheon Beech Baron E55 - Page 321

Raytheon
Aircraft
Company
BARON
55
AND
58
SHOP
MANUAL
b.
Soak
the
felt
pad
(14)
in
SAE
10W30
oil and
install in
the
cylinder
assembly
(10)
between
the
upper
and
lower
brazed
bearings
(12
and
17).
c.
Slide
the
scraper
seal
(18),
adapter ring (19)
and
snap
ring
(20)
over
the
piston
(21)
and insert
the
lower shock
assembly (37)
into the
cylinder
assembly (10).
Work
the
scraper
seal
(18)
into
the
lower end
of
the
cylinder
assembly
(10)
until seated. Secure
scraper
seal
(18)
with
adapter
ring
(19)
and
snap
ring
(20).
d.
Install
upper
torque
knee
(25)
to
the
cylinder
assembly (10)
and lower
torque
knee
(30)
to
the lower
shock
assembly (37)
using
torque
knee
pins (24
and
32),
retaining pins
and
cotter
pins.
Insert
the
center
torque
knee
bushing (28)
and
connect
the
torque
knees
(25
and
30)
using
bolt
(29),
washers
and
nut.
e.
Lubricate
bearings
at
grease
fittings
with
grease
(8,
Consumable
Materials
Chart,
Section
2).
f.
Install
new
hinge bushings (8)
into
hinge
bore
(7).
g.
Raise
and block the lower
shock
assembly
(37)
1/4
inch
from the
fully
compressed
position
and
fill
cylinder
assembly (10)
with
hydraulic
fluid
(13,
Consumable
Materials
Chart,
Section
2)
until the
top
of
piston (21)
is
covered
(approximately
2
pints
of
hydraulic fluid).
h.
Assemble
the
piston
ring (16)
to
orifice
head
(15)
and install
into the
cylinder
assembly
(10).
Slowly
extend
lower
shock
assembly
(37)
allowing
the
suction
to
pull
orifice
tube
(11)
down
into the
cylinder
assembly
(10).
Install
air valve
assembly (1)
into
barrel end
plug
(4).
Install
O-ring
(5)
around the
barrel
end
plug
(4)
and
insert into
the
top
of
the
cylinder assembly (10).
Secure
barrel
end
plug
(4)
with
barrel
end
lock
(2)
and
snap
ring
(3).
WARNING:
As with
all
operations
involving
equipment
under
high
pressure,
exercise
caution
when
performing
the leak
test;
avoid
the
areas
directly
above
and
below
the
strut.
i.
Inflate
the
cylinder
assembly
(10)
to
approximately
100
psi
using
dry
air
or
nitrogen.
Coat
the
top
of
the
barrel
end
plug
(4)
and air valve
assembly
(1)
with
soapsuds
and check
for
air
leaks.
j.
Release
the
air
pressure;
clean the
soapsuds
off
the
top
of
the
barrel
end
plug
(4)
and
air
valve
assembly (1)
with
fresh
water
and
wipe
dry.
k.
install
all
hydraulic
plumbing,
safety
switch
components
and
clamps.
I. Install
main wheel and
brake
assembly.
Refer
to
Section
5,
INSTALLING
THE
WHEEL AND
BRAKE
ASSEMBLY.
m.
Install main
landing
gear
to
the
airplane.
Refer
to Section
5,
MAIN
LANDING
GEAR
INSTALLATION.
n.
Service
the main
landing
gear.
Refer
to Section
2,
SHOCK STRUTS.
E22
SECTION 5Page
27