2
CONTENTS
1. SAFETY INFORMATION
2. GENERAL INFORMATION
3. ENGINE IDENTIFICATION
• Identification of main components
4. PREPARATION PRIOR TO RUNNING
5. ENGINE OPERATIONS
• Switching on
• Switching off
• Running in / Servicing under guarantee
• List of guarantee check operations
6. MAINTENANCE
• Draining engine oil
• Replacing oil filter
• Fuel filter replacement
• Nozzle holder replacement
• Flushing cooling system
• Replacing water pump
• Electrical/battery equipment
• Adjusting valve clearance
• Reverse reduction gear
• Recommendations
• Periodic Maintenance schedule
• Technical features
• Recommended onboard equipment
*All information and specifications contained in this
manual are based on the technical data in use at the
time of publication.
1 – SAFETY INFORMATION
This operating manual was compiled to help you get
the most out of your engine and its ancillary equip-
ment. It contains important instructions which should
be observed when the engine is running.
It is extremely important that it is read by the
user. It should be always kept in the same loca-
tion as the engine.
SAFETY SYMBOLS
These symbols are used to indicate that a danger
exists. They are aimed at drawing your attention to
components or operations that could be dangerous
for yourself or other persons using the engine.
Please read the recommendations they contain care-
fully. It is highly important that you read the safety
instructions and rules before running engine.
I DANGER
Means that an extremely serious danger which could
result in death or major disability if the appropriate
specific measures are not taken.
I WARNING
Means that a danger exists which could cause injury
or death if the appropriate specific measures are not
taken
I CAUTION
Acts as a reminder that safety measures need to be
observed, or draws attention to dangerous actions
which could cause personal injury or damage to the
vessel or its components.
The user should take all necessary precautions in
terms of handling and protection and should seek
advice from a sector professional.
Non-respect of the safety instructions could lead to:
Bodily danger, a danger of environmental pollution
(dangerous substance leaks), danger to equipment
that could cause essential engine operation malfunc-
tions.
• FOLLOW ALL SAFETY RECOMMENDATIONS
- Comply with the engine's warning and caution stickers
- Remove the ignition key and close the battery cut-out
before working on the engine or its ancillary equipment
- Close the engine casing and replace all protective
parts before starting the engine
- Always kept the working area around the engine clean
and uncluttered
- Keep all inflammable liquids outside the engine com-
partment
- Never run the engine when under the influence of al-
cohol or medicines
• WEAR PROTECTIVE CLOTHING
- To avoid bodily injury, keep clear of rotating parts and
do not wear loose clothing near the engine when it is
running.
- Use safety clothing and equipment, protective goggles,
gloves, etc. in accordance with circumstances and
when they are required.
• FUELS AND LUBRICANTS
- Switch off the engine before re-fuelling or adding lubri-
cation products
- Do not smoke or use naked flame during re-fuelling
- Wear gloves when looking for a possible leak
- Hot oil can cause burns – let the engine cool before
checking the oil level, or changing the oil or oil filter car-
tridge
- Always use NANNI DIESEL recommended fuels and
lubricants
ENGLISH
Operating and maintenance manual
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