POWER STEERING COOLER
NOTE: The power steering cooler is located on the lower port side of the
engine.
1. Loosen water hose clamps and remove hoses if it is necessary to inspect
or clean the cooler.
IMPORTANT: If the oil hoses need to be removed from the cooler, be
prepared to cap or plug them to avoid draining the power steering reservoir.
a - Hose clamps (2)
2. Install the cooler and tighten the hose clamps securely.
3. Check the power steering fluid level.
4. Start the engine and inspect the cooling system for leaks.
Changing Positive Crankcase Ventilation Valve
This engine is equipped with a positive crankcase ventilation valve (PCV).
Change the valve every 150 hours of operation.
• Pull valve out of intake manifold and remove valve from hose.
• Install new PCV valve into hose, and install into intake manifold.
• Ensure that the valve is tightly seated in manifold.
Use only Mercury MerCruiser replacement parts.
MAINTENANCE
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