Section 5 - Storage
Page 54 90-8M0113925 eng DECEMBER 2015
8.
Verify that water is draining from each opening. If not, use the Manual Drain System instructions.
a - Starboard side
air‑actuated drain
location
b - Port side
air‑actuated drain
location
9. Allow the system to drain for a minimum of five minutes. Pump air as necessary to keep the green indicators extended.
10. For DTS engines, pull the lanyard stop switch (if equipped), or disable the ignition circuit by pulling the fuse marked "CD."
11. Crank the engine over slightly with the starter motor to purge any water trapped in the seawater pump. Do not allow the
engine to start.
12. Remove the air pump from the air connection and return it to the mounting bracket.
13. Mercury MerCruiser recommends leaving the drain system open while transporting the boat or while performing other
maintenance. This helps ensure that all water is drained.
14. Before launching the boat, pull up on the manual release valve. Verify that the green indicators are no longer extended.
a - Manual release valve pull ring
b - Threaded cap on air connection
c - Green indicators
15. Open the seacock, if equipped, or unplug and reconnect the water inlet hose prior to operating the engine.
Boat Out of the Water
NOTE: This procedure is written for the air pump that is attached to the engine. However, any air source can be used.
1. Place the boat on a level surface and ensure the boat is level.
2. Obtain the air pump.
3. Ensure that the lever on top of the pump is flush with the handle (horizontal).
4. Install the air pump on the air connection.
a -
Lever
b - Air pump
c - Air connection
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