TEXTRON LYCOMING
OPERATOR'S
MANUAL
SECTION 6
0-540 & 10-540 SERIES
TROUBLE PROBABLE CAUSE REMEDY
Failure of Engine
to Start (Cont.)
Improper operation
of magneto breaker
Check mag switch is on.
Clean points. Check inter-
nal timing of magnetos.
Lack of sufficient
fuel flow
Water in fuel injector
or carb.
Internal failure
Disconnect fuel line and
check fuel flow.
Drain fuel injector or
carburetor and fuel lines.
Check oil screens for
metal particles. If found,
complete overhaul of the
engine may be indicated.
Failure of Engine
to Idle Properly
Incorrect idle
mixture
Adjust mixture.
Leak in induction
system
Incorrect idle adjust-
ment
Uneven cylinder com-
pression
Faulty ignition
system
Insufficient fuel
pressure
Leak in air bleed
nozzle balance line
Tighten all connections in
the
induction system.
Re-
place any parts that are
defective.
Adjust throttle stop to
obtain correct idle.
Check condition of piston
rings and valve seats.
Check entire ignition
system.
Adjust fuel pressure.
Check connection and re-
place if necessary.
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