Mercury MerCruiser Service Manual page 65

6. Attach the quick‑connect fitting to a water hose.
a
7. Snap the quick‑connect fitting with the water hose into the flush socket on the engine.
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8. Open the water source of the water hose to a full flow.
9. Allow the water to flush the sterndrive for 30 seconds.
10. Place the remote control in neutral idle speed position and start the engine.
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.
11. Operate the engine at idle speed in neutral gear. Do not exceed 1200 RPM.
12. Monitor the engine temperature while operating the engine.
13. Flush the engine for 5 to 10 minutes or until discharge water is clear.
14. Shut off the engine.
15. Allow the water to flush the sterndrive for 10 seconds.
16. Turn off the water source.
90-8M0099748 eng DECEMBER 2015
a - Quick connect fitting (water hose end)
b
b - Water hose
18487
a - Water hose
b - Quick‑connect fitting (water hose end)
a
c - Flush socket
b
c
NOTICE
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Maintenance
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