Honda WDP30X, Instructions Manual

Page: 17 / 75

2-8
Date of Issue: April 2008
WDP30X
b. IGNITION SYSTEM
• SPARK TEST
1. Remove the spark plug, attach it to the spark plug cap,
and ground the side electrode against the cylinder head
cover.
2. Turn the ignition switch to the ON position. Pull the
starter grip and check to see if sparks jump across the
electrodes.
Engine does not start with the
ignition switch in the ON position.
1. Test the spark plug (see below).
NO SPARK
2. Check again with a new spark
plug.
SPARKS • Faulty spark plug.
• Install new spark plug (
P. 3-5 ).
NO SPARK
3. Disconnect the black wire from
the engine stop switch and
recheck.
SPARKS • Faulty engine stop switch.
• Replace the engine stop switch
( P. 5-4 ).
NO SPARK
• Defective ignition coil.
• Replace the ignition coil (
P. 7-1 ).

WARNING
Gasoline is highly flammable and explosive. If ignited,
gasoline can burn you severely.
Before testing the spark plug:
• Be sure there is no spilled fuel near the engine.
• Place the spark plug away from the spark plug hole.
• Unburnt gas can ignite if it is left in the cylinder.
• Loosen the carburetor drain screw to drain the
carburetor thoroughly. Pull the recoil starter several
times to release the unburnt gas from the cylinder
before test.