Lycomin 0-360 - Failure of Engine to Idle Properly; Low Power and Uneven Running

TEXTRON
LYCOMING
OPERATOR'S
MANUAL
SECTION 6
0-360
and ASSOCIATED
MODELS
TROUBLE
PROBABLE
CAUSE
REMEDY
Failure
of
Engine
to Start
(Cont.)
Improper
operation
of
magneto
breaker
Lack
of sufficient
fuel
flow
Water
in
fuel in
jector
or
carb.
Internal
failure
Clean
points. Check
in-
ternal
timing
of
magnetos.
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.
Adjust mixture
Failure
of Engine
to Idle
Properly
Incorrect
idle
mixture
Leak
in the
induc-
tion
system
Incorrect
idle
adjustment
Uneven
cylinder
compression
Faulty
ignition
system
Insufficient
fuel
pressure
Mixture
too rich
in-
dicated
by sluggish
engine
operation,red
exhaust
flame
at
night.
Extreme
cases
indicated
by black
smoke
from exhaust.
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.
Readjustment
of
fuel
in-
jector
or
carburetor
by
authorized
personnel
is
indicated.
Low
Power
and
Uneven
Running
6-2