ENGINE
Disassembling the Engine and Components
5-6 6LY3 Service Manual
© 2007 Yanmar Marine International
DISASSEMBLING THE ENGINE
AND COMPONENTS
Precautions Before Engine
Disassembly
• Diagnose the cause of the trouble, and
disassemble only those parts which are
necessary.
• Keep all disassembled parts in order.
• Have all required tools on hand.
• Clean parts with an approved cleaner in a
suitable location.
• Clear an adequate area for parts and prepare a
container.
• Drain coolant, seawater and oil.
• Close the seacock.
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