Ignition Troubleshooting - Continental Motors TSIO-520-BE Maintenance And Operator's Manual

10-2 ENGINE TROUBLESHOOTING (continued)
TROUBLE
(continued)
Engine Lacks Power,
Reduction In Maximum
Manifold Pressure.
Engine Has Poor
Acceleration.
PROBABLE CAUSE
Loose or damaged intake mani-
fold.
Fuel nozzles malfunctioning.
Idle mixture too lean.
Incorrect fuel-air mixture, worn
control linkage, or restricted air
cleaner
Malfunctioning ignition system.
10-3 IGNITION TROUBLESHOOTING
CORRECTION
Inspect entire manifold system
for possible leakage at connection
Replacedamaged components,
tighten all connections and
clamps.
Check for restricted nozzles and
lines and clean or replace as
necessary.
Readjust idle mixture.
Tighten loose connections, re-
place worn elements of linkage,
service air cleaner.
Check accessible cables and
connections. Replace
malfunctioning spark plugs.
This troubleshooting chart is provided as a guide. Review all probable causes given, check other listings of
troubles with similar symptoms. Items are presented in sequence of the approximate ease of checking, not
necessarily in order of probability.
TROUBLE
Engine Fails To Start
Due to Ignition Trouble
PROBABLE CAUSE
Ignition switch OFF or grounded
switch wires.
Spark plugs fouled, improperly
gaped, or loose.
Magnetos improperly timed to
engine.
Shorted condenser.
Magneto internal timing incorrect
or timed for opposite rotation.
10-8
CORRECTION
Turn switch On. Check for
grounded wires.
Remove and clean. Adjust to
proper gap. Tighten to specified
torque.
Refer to Installation of Magnetos
and Ignition Timing for timing
procedures.
Replace condenser.
Install correctly timed magneto.