Textron Lycoming IO-540 Series User Manual

TEXTRON
LYCOMING
OPERATOR'S MANUAL
0-540
& 10-540
SERIES
SECTION
4
d. Engine Accessories
- Engine
mounted accessories
such
as pumps,
temperature
and
pressure
sensing
units
should
be checked
for
secure
mounting,
tight connections.
e.
cylinders
- Check
cylinders
visually
for
cracked
or broken
fins.
f.
Engine
Mounts
- Check
engine
mounting
bolts
and bushings
for securi-
ty and excessive
wear.
Replace
any bushings
that
are excessively
worn.
g. Primer
Nozzles -
Disconnect
primer
nozzles from
engine
and check
for equal
flow.
h. Fuel
Injector
Nozzles
and
Lines
- Check
fuel
injector
nozzles
for
looseness.
Tighten to
60 in. lbs.
torque.
Check fuel
line for
dye stains
at connections
(indicating
leakage)
and security
of lines.
Repair
or
replacement
must
be accomplished
before
aircraft
resumes
operation.
i. Carburetor
- Check
throttle
body attaching
screws
for tightness;
the
correct
torque for
these screws
is 40 to
50 inch pounds.
5. 400 HOUR
INSPECTION.
In addition
to the items
listed
for daily pre-
flight,
50 hour
and 100
hour
inspections,
the
following
maintenance
check
should
be made
after every
400 hours
of operation.
Valve
Inspection
-
Remove
rocker
box covers
and
check for
freedom
of valve
rockers
when
valves
are closed.
Look
for
evidence
of abnormal
wear or
broken
parts in
the area
of the
valve tips,
valve
keeper,
springs
and spring
seats.
If any indications
are found,
the cylinder
and all
of its components
should be
removed
(including
the piston
and connecting
rod
assembly)
and
inspected
for
further
damage.
Replace
any
parts that
do not
conform
with
limits shown
in the
latest revision
for
Special Service
Publication
No.
SSP1776.
6. NON-SCHEDULED
INSPECTIONS.
Occasionally,
service
bulletins
or
service instructions
are issued
by Textron
Lycoming
Division
that re-
quire
inspection
procedures
that are
not listed in
this manual.
Such publica-
tions,
usually
are
limited to
specified
engine
models
and
become
obsolete
after corrective
modification
has been
accomplished.
All such
publications
are
available
from Textron
Lycoming
distributors,
or from
the factory
by
subscription.
Consult
the latest
edition
of Service
Letter
No. L114
for
subscription
information.
Maintenance
facilities
should
have an up-to-date
file
of these
publications
available
at all
times.
4-5

Textron Lycoming IO-540 Series Specifications

General

Brand	Textron
Model	Lycoming IO-540 Series
Category	Engine
Language	English