Section 4 - Maintenance
90-8M0113924 eng DECEMBER 2015 Page 81
15. Turn off the water source.
16. Disconnect the quick‑connect fitting and water hose from the flush socket on the engine by pressing the release button on
the flush socket.
a - Quick‑connect fitting (water hose end)
b - Flush socket release button
17. Remove the quick‑connect fitting from the water hose.
a - Quick‑connect fitting (water hose end)
b - Water hose
18. Retain the quick‑connect fitting with the water hose end for repeated use by storing it separately in a storage compartment
on the boat for easy access.
IMPORTANT: Do not store the quick‑connect fitting in the flush socket on the engine. Doing so would allow the seawater
pump to suck air during engine operation causing an overheating problem. Damages due to engine overheating are not
covered by Mercury MerCruiser Warranty.
Quick-connect fitting stored in the boat
a - Quick‑connect fitting (water hose end)
19. Insert the dust cover in the flush socket on the engine.
Dust cover installed in the flush socket
a - Dust cover
b - Flush socket