Mercury 520 Bravo Sterndrive - Low Engine Oil Pressure; Battery will Not Come up on Charge; Power Trim Does Not Operate (Motor Doesnt Run)

13. Before launching the boat, pull up on the manual release valve. Verify that
the green indicators are no longer extended.
a - Manual pressure release valve
b - Threaded cap for air connection
c - Green indicators
Manual Drain System
BOAT IN THE WATER
NOTE: Use this procedure if the air‑actuated single‑point drain system fails.
NOTE: It may be necessary to lift, bend, or lower hoses to allow water to
completely drain when hoses are disconnected.
1. Close the seacock (if equipped) or remove and plug the water inlet hose.
a
b
c
50399
COLD WEATHER OR EXTENDED STORAGE
98 eng