Mercury MerCruiser 5.7 Horizon, User Manual

Page: 99 / 114

Section 6 - Storage
90-899883173 DECEMBER 2007 Page 91
14. Before launching the boat, pull up on the manual release valve. Verify that the green
indicators are no longer extended.
a
6135
a - 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 blue air pump that is attached to the engine.
However, any air source can be used.
1. Place the boat on a lever surface to ensure complete draining of system.
2. Remove the blue air pump from the engine.
3. Ensure that the lever on top of the pump is flush with the handle (horizontal).
4. Install the air pump on the actuator fitting.
5. Pull lever on air pump (vertical) to lock pump on the fitting.
8293
b
d
e
a
c
a - Actuator fitting
b - Green indicators
c - Manual release valve
d - Air pump
e - Lever (locking)