SAFETY
Safety Precautions
2-2 BY Service Manual
© 2009 Yanmar Marine International
SAFETY PRECAUTIONS
There is no substitute for common sense and
careful practices. Improper practices or
carelessness can cause burns, cuts, mutilation,
asphyxiation, other bodily injury or death. This
information contains general safety precautions
and guidelines that must be followed to reduce risk
to personal safety. Special safety precautions are
listed in specific procedures. Read and understand
all of the safety precautions before operating or
performing repairs or maintenance.
The safety messages that follow
have DANGER level hazards.
NEVER permit anyone to install or
operate the engine without proper
training.
• Read and understand this Service Manual before
operating or servicing the engine to ensure that
safe operating practices and maintenance
procedures are followed.
• Safety signs and decals are additional reminders
for safe operating and maintenance techniques.
• Contact your Yanmar RHQ for additional training.
Crush Hazard
When attaching an engine to a repair
stand, be sure to use a stand of
adequate capacity to safely support
the engine to be repaired, and that it
is securely attached to the engine.
NEVER stand under a hoisted engine. If the hoist
mechanism fails, the engine will fall on you.
ALWAYS secure the engine solidly to prevent the
engine from falling during maintenance.
The safety messages that follow have
WARNING level hazards.
Explosion Hazard
While the engine is running or the
battery is charging, hydrogen gas is
being produced and can be easily
ignited. Keep the area around the
battery well-ventilated and keep sparks,
open flame and any other form of ignition out of the
area.
ALWAYS turn off the battery switch (if equipped) or
disconnect the negative (-) battery cable before
servicing the equipment.
Fire and Explosion Hazard
Diesel fuel is flammable and explosive under
certain conditions.
NEVER use a shop rag to catch the fuel.
Wipe up all spills immediately.
NEVER refuel with the engine running.
Store any containers containing fuel in a
well-ventilated area, away from any combustibles or
sources of ignition.
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