LYCOMING OPERATOR’S MANUAL
SECTION 6
O-360 AND ASSOCIATED MODELS
TROUBLE-SHOOTING
SECTION 6
TROUBLE-SHOOTING
Experience has proven that the best method of trouble-shooting is to decide on the various causes of a
given trouble and then to eliminate causes one by one, beginning with the most probable. The following
charts list some of the more common troubles, which may be encountered in maintaining engines and
turbochargers;their probable causes and remedies.
1. TROUBLE-SHOOTING – ENGINE.
TROUBLE
PROBABLE CAUSE
REMEDY
Failure of Engine to Start
Lackof fuel
Checkfuel system for leaks.
Fill fuel tank. Clean dirty lines,
strainers, or fuel valves.
Overpriming
Leave ignition off and mixture
control in Idle Cut-Off, open
throttle and unload engine by
cranking for a few seconds. Turn
ignition switch on and proceed to
start in a normal manner.
Defective sparkplugs
Clean and adjust or replace spark
plugs.
Defective ignition wire
Checkwith electric tester, and
replace any defective wires.
Defective battery
Replace with charged battery.
Improper operation of magneto
Clean points. Checkinternal
breaker
timing of magnetos.
Lackof sufficient fuel flow
Disconnect fuel line and check
fuel flow.
Water in fuel injector or carb.
Drain fuel injector or carburetor
and fuel lines.
Internal failure
Checkoil screens for metal
particles. If found, complete
overhaul of the engine may be
indicated.
6-1
Содержание AIO-360 Series
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