Mercury 10 EFI FourStroke Installation, Operation & Maintenance Manual page 65

2. Check the engine oil level.
a - Oil fill cap
b - Dipstick
c - Oil level operating range
Without sufficient cooling water, the engine, the water pump, and other
components will overheat and suffer damage. Provide a sufficient supply of
water to the water inlets during operation.
3. Make sure the cooling water intake is submerged.
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OPERATION
NOTICE
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b
c
a
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