Chipper/Shredder Safety – 11
Using a Buddy System
1. Always work in groups of two or more. Be aware at all times of
the location of coworkers.
2. Make sure someone knows your plans: where you are going,
what you are doing and when you are going to be back.
3. If you have any severe allergies (such as bee sting), make sure
someone you are working with knows about the allergy and what
to do in the event of an allergic reaction.
Safe Startup Procedures
4 Start the chipper/shredder at the lowest possible speed and listen
for any noise or vibration that could indicate loose or broken
parts. If heard, turn o the machine.
4 Be aware at all times of the location of coworkers. Keep all others
out of the area.
4 Check the operator’s manual for additional procedures.
PTO
Additional precautions for PTO-driven models:
1. Ensure the PTO is hitched securely and level according to
the operator’s manual.
2. Put the tractor in neutral and set the parking brake.
3. Start the tractor engine, engage PTO clutch and then in-
crease speed to recommended RPM.
Safe Shutdown Procedures
4 Disconnect the power supply and remove key. You can tell the
machine has stopped when no noise or vibration is heard.
4 Check the operator’s manual for additional procedures.
Summary of OSHA Accident Inspection 119960789
An employee turned o a chipper’s motor, but did not wait the
recommended (by the manufacturer) ve minutes before open-
ing the hood to allow the parts to come to a stop. When the
employee opened the hood, the ywheel struck the edge of the
hood and ung it into the employee’s stomach. His intestines
were bruised and had to be partially removed.
Wait for all moving parts to come to a
complete stop before opening the hood.
Accident Report
Chipper Hood Strikes Employee in Stomach
Those with severe allergies to insect stings
should consult a physician about carrying
a prescription medical kit. The kit contains
medicine and instructions to be used if the
person is stung. If the kit is used, the victim
still must receive medical attention. Call for
help or take them to the nearest hospital.
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