Compressor Belt Tension Adjustment; Pressurization System; Heating System - Raytheon BEECH BARON 58P Maintenance Manual

BEECHCRAFT
BARON 58P AND 58TC
MA I NTENANCE MAN UAL
CHART 201
extension of the plug far
enough
out
of
CHECKING COMPRESSOR O1L LEVEL
the cleaner nozzle
opening
to
facilitate
cleaning. Plug the
ceramic insert cavity
Oil Level
Oil To
at
the
terminal
end of the plug with
a
Below
Filler Be Added
piece
paper or
cloth
to
keep
out
any
of
Port
(In.) (Oz.)
the cleaning
sand. Wipe this
cavity out
thoroughly with
a
cloth,
wet
with
1.25
to
1.40 4.0
trichlorethylene. If,
after cleaning
the
1.40
to
1.50 8.0
spark plug, the
porcelain is white and the
electrode is
not eroded, the spark plug
gap may
be
set
as
follows: Insert
a
six
COMPRESSOR BELT TENSION ADJUSTMENT
inch scale
(Figure
202, 21-40;00)
with
a
sliding clip into the
spark plug well
When installing
a new
belt, the
idler until
it touches the ground electrode
pulley bracket bolt should be adjusted
so
welded inside the
combustion head. With-
that
a
tension reading of 110
to
120 draw
the
scale
and
note
the dimension
pounds belt
tension
las
shown
on a
V-belt
between
the
sliding clip
and the length
tension
gage)
is obtained.
of the spark plug positive
electrode. The
difference between the
two measurements
After 36
to
48 hours operating time,
a new
is the spark plug
gap.
The
Pap
should be
belt will
stretch
to
its
normal
operating
5/32
to
3/16 (0.156
to
0.188 inch. If the
length. The belt tension should be checked
plug
gap
must
be adjusted, the ground
at
this time and adjusted
(by
torquing the
electrode
may
be bent
up or
down by
adj
u
stment
bolt
on
the idler
pul 1
ey
reaching through the spark plug hole with
bracket)
so
that
a
belt
tension
gage,
the
appropriate shaped tool.
placed
at
a
point midway
between the idler
pulley and the
compressor
will
register
a
NOTE
belt
tension of
70
to
90
pounds. If
no
gage
is available, adjust until the belt
If the spark plug fails
to
clean
regi sters
0.13 inch deflection when
a
6,38
up
prope:-ly
and/or
if the
pound load
is applied. After adjust~ng
electrode
~s
badly
eroded, it
the belt
tension,
be
sure
the belt has
should be replaced.
ample clearance
on
all sides.
The heater backfire
trap
filter should be
PRE
S SURI ZATION SYSTEM
(TJ-3
AND
vacuum
cleaned
at
approximately
every
25
AFTER)
hours of heater
operation.
CLEANING THE. OUTFLOW AND SAFETY VALVE
BRAKE SYSTEM
FILTERS AND SEATS
Brake
system servicing is
limited prima-
The outflow
and safety valve filters and
rily
to
maintaining the hydraulic
fluid
seats must
be cleaned
every
100 hours. The
level
in the
reservoir.
The brake fluid
outflow and safety valve filters
are
to reservoir is
accessible through the for-
be replaced every 500 hours.
For cleaning
ward baggage door.
Fill the hydraulic
and replacement
instructions,
refer
to
fluid
reservoir with MIL-H-5606
hydraulic
Ai Re
sea
rch
Operation and Maintenance
fluid (13,
Chart 202, 12-20-00)
to
the
Instructions
Manual, Report No. 4-267.
full mark
on
the
di~gstick.
Maintain fluid
level
between
"full
and
"add"
marks. Do
HEATING
SYSTEM
not
overfi'll.
If
the
spark plug
appears
to
be in good
OXYGEN
SYSTEM
condition,
except
for
a
light coating
of
oxide
on
the porcelain and electrodes,it
CAUTION
may
be cleaned
and
reused.
Cleaning
~s
accomplished
with
a
conventional airplane
All
persons
handling and
servic-
type
spark plug cleaner,
except
that it
~ng oxygen
systems
should
review
will be
necessary
to
use
two
or
more
proper
precautions
to
be observed
adapters
in
order
to raise
the long
during
servicing.
FAA
Advisory
12-10-00
Page 204
May
22/87
A22