Propeller And Shear Pin Change - Honda BF4A Operation And Maintenance Ma

Propeller and Shear Pin Change

SHEAR PIN
A shear pin is used to protect the
propeller and drive mechanism from
damage when the propeller strikes an
obstruction.
If the propeller is damaged by
striking a rock, or other obstacle,
replace the propeller.
COTTER PIN
PROPELLER
CAP
PROPELLER
• When replacing, remove the
emergency stop switch clip to
prevent an accidental startup of
the engine.
• The propeller is thin and sharp.
To protect your hands, wear the
heavy gloves during replacement.
Replacement
1. Remove the cotter pin, the
propeller cap and the propeller.
MAINTENANCE
SPARE SHEAR PIN
SPARE COTTER PIN
2. Remove the broken shear pin and
replace it with a new one.
3. Install the propeller or install a new
propeller if the propeller is
damaged, then install the propeller
cap finger tight.
4. Install a new cotter pin, and spread
the ends of it as shown.
Use a Honda Genuine shear pin and
cotter pin.
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