IGNITION SYSTEM
PB-2520
EB252
26
4-10 Inspecting fl ywheel magnetic force
1. Inspect magnetic force of
À
ywheel (A) using
À
ux
meter, or bridging with a screwdriver (B) as shown.
2. If magnetic force is weak, replace
À
ywheel refer-
ring to “4-11 Replacing
À
ywheel and key”.
A
B
4-11 Replacing fl ywheel and key
1. Referring to “4-5 Replacing ignition module“, re-
move engine assembly from inner fan case.
2. Remove spark plug cap and clean dirt around
spark plug. Remove spark plug.
3. Insert clean rope (A) in spark plug hole ad-
equately to stop crankshaft rotation.
NOTE:
Do not insert rope end to avoid bite by pis-
ton and cylinder.
NOTE:
Do not use piston stopper to avoid piston
damage.
4. Remove nut (B) counterclockwise with plug
wrench.
B
A
Summary of Contents for ECHO PB-2520
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