Raytheon Beech Baron E55 - Page 464

Ray~heon
Aircraft
Company
BARON
55
AND
58
SHOP MANUAL
COMPRESSOR
EEL
T
TENSION
ADJUSTMENT
I
The idler
pulley
(6) alignment
is
to
be
within
0.020
in. of the
drive
pulley (5).
Adjustment
of
the
idler
pulley
alignment
may
be
accomplished
by
installing
P/N
58-910000-39
peelable
shims
(9)
between the
idler
pulley
assembly
and
the
idler
pulley support
assembly (refer
to
Figure
7).
After
36
to
48
hours
operating,
a
new
belt
will
stretch
to
its
normal
operating
length.
The
belt
tension
should
be
checked
at
this time
and
adjusted
by
torquing
the
adjustment
bolt,
located
on
the
pulley
bracket,
so
that
a
belt
tension
gage,
placed
at
the
midpoint
between
the
idler
pulley
and the
compressor,
will
register
a
belt
tension
of
75
to
90
Ibs. After
adjusting
the
belt
tension,
make
sure
the
belt
has
ample
clearance
on
all
sides.
a.
Remove
lockwire and
loosen
the lock
bolts.
b.
Rotate
the
adjustment
bolt
so
that
a
belt
tension
gage,
placed
at
the
midpoint
between
the idler
pulley
and
the
compressor,
will
register
a
belt
tension of
75
to
90
Ibs.
c.
Tighten
the
lock
bolts.
d.
Lockwire the
adjustment
bolt
and
the
lock
bolts.
CONDENSER
BLOWER
REMOVAL
I
a.
Gain
access
to
the
condenser
blower in
the
left
nacelle
(refer
to
Figure
6).
b.
Tag
and disconnect
the
electrical
wiring
to
the blower
motor.
c.
Remove the
attaching
hardware
and
remove
the
blower.
CONDENSER
BLOWER
INSTALLA
TION
I
a.
Place the condenser
blower
in
position
(refer
to
Figure
6).
b.
Secure
the blower
by
installing
the
attaching
hardware.
c.
Connect
the
electrical
wiring
to
the
blower
motor.
d.
Install
access
panels
and
secure.
CONDENSER
REMOVAL
a.
Open
the
left
engine cowling.
b.
Remove the
screws
from
the
engine
air
scoop
and
remove
the
scoop.
c.
Remove the
screws
from
the
two
skins
on
the
top
of the left
nacelle and
remove
the
skins.
I
d.
Remove
the
screws
from the
air
scoop
door
(refer
to
Figure
6).
e.
Disconnect the
air
scoop
door
actuator
and
remove
the
actuator.
f.
Disconnect
the
instrument
air
line
over
the
aft
endof
the condenser and
remove
the
air line.
g.
Remove the
screws
from
the three
brackets
over
theaftendof
the
condenser
and
remove
the
brackets.
Jun
27/03Page
26
SECTION
10