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Engine troubleshooting, Symptom diagnosis fix – DLE 20 User Manual

Page 16

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16

Engine Troubleshooting

If your engine fails to start after the preceding starting procedures
please check the following.

Symptom

Diagnosis

Fix

Engine

does not

fire

Ignition battery
voltage low

Charge or
replace battery

Engine

starts,

then rpm

increases

till engine

cuts out

Fuel not reaching
engine

Check for:

a) fuel in tank
b) fuel tubing
cut, blocked,
or kinked
c) carburetor
clogged

Battery wires faulty
or loose

Replace wires or
Re-connect/check
connections

Faulty spark plug
or not firing

Replace spark plug
or check for spark *

Engine flooded

Remove plug,
disconnect fuel
line, rotate prop
to remove fuel

* This can be done by removing the spark plug from the cylinder

and attaching the plug on the outside of the crankcase. Have an
assistant turn the engine over while checking this and be sure to
have the spark plug fi rmly plugged into the ignition wire.

Warning: The high voltage from the ignition can cause bodily

harm, especially when checking for spark in this manner.