Models with a single‑ram trim system: The outboard will remain at the selected
tilt position, regardless of engine RPM.
Engine Break‑in Procedure
IMPORTANT: Failure to follow the engine break‑in procedures can result in
poor performance throughout the life of the engine and can cause engine
damage. Always follow break‑in procedures.
1. For the first two hours of operation, run the engine at varied throttle
settings up to 4500 RPM or at three‑quarter throttle, and at full throttle for
approximately one minute every ten minutes.
2. For the next eight hours of operation, avoid continuous operation at full
throttle for more than five minutes at a time.
Starting the Engine
Before starting, read the
Prestarting Check List
, and
Engine Break
‑
in
Procedure
in this section.
NOTICE
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.
1. Check the engine oil level.
20783
47820
2. Ensure the cooling water intake is submerged.
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OPERATION
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Summary of Contents for 150 FourStroke
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