SAFETY
14
6LY3 Operation Manual
CAUTION
• Only use the engine coolant
specified. Other engine
coolants may affect warranty
coverage, cause an internal
buildup of rust and scale
and / or shorten engine life.
• Prevent dirt and debris from
contaminating engine coolant.
Carefully clean the heat
exchanger cap and the
surrounding area before you
remove the cap.
• NEVER mix different types of
engine coolants. This may
adversely affect the properties
of the engine coolant.
0000006enTrans
CAUTION
• Only use the engine oil
specified. Other engine oils
may affect warranty coverage,
cause internal engine
components to seize, or
shorten engine life.
• Prevent dirt and debris from
contaminating engine oil.
Carefully clean the oil
cap / dipstick and the
surrounding area before you
remove the cap.
• NEVER mix different types of
engine oil. This may adversely
affect the lubricating
properties of the engine oil.
• NEVER overfill. Overfilling may
result in white exhaust smoke,
engine overspeed or internal
damage.
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CAUTION
• NEVER overfill the engine with
engine oil.
• ALWAYS keep the oil level
between upper and lower lines
on the oil cap / dipstick.
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CAUTION
For maximum engine life,
Yanmar recommends that when
shutting the engine down, you
allow the engine to idle, without
load, for 5 minutes. This will
allow the engine components
that operate at high
temperatures, such as the
turbocharger (if equipped) and
exhaust system, to cool slightly
before the engine itself is shut
down.
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CAUTION
NEVER use an engine starting
aid such as ether. Engine
damage will result.
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Summary of Contents for 6LY3 series
Page 1: ...6LY3 series OPERATION MANUAL 6LY3 Operation Manual P N 0A1957 G0000 MARINE ENGINES Back ...
Page 28: ...SAFETY 20 6LY3 Operation Manual This Page Intentionally Left Blank Back ...
Page 42: ...PRODUCT OVERVIEW 34 6LY3 Operation Manual This Page Intentionally Left Blank Back ...
Page 80: ...ENGINE OPERATION 72 6LY3 Operation Manual This Page Intentionally Left Blank Back ...
Page 122: ...PERIODIC MAINTENANCE 114 6LY3 Operation Manual This Page Intentionally Left Blank Back ...
Page 126: ...TROUBLESHOOTING 118 6LY3 Operation Manual This Page Intentionally Left Blank Back ...
Page 134: ...President Yanmar Marine Int l Back ...
Page 135: ...President Yanmar Marine Int l Back ...
Page 136: ...EPA WARRANTY USA ONLY 126 This Page Intentionally Left Blank Back ...