Mercury 4.3 MPI SeaCore User Manual

Section 5 - Storage
Page 98 90-8M0113859 eng DECEMBER 2015
7.
Verify that water is draining from each opening. If not, use the Three Point Manual Drain System instructions.
a - Port side drain location
b - Starboard side drain location
8. Allow the system to drain for a minimum of ten minutes. Pump air as necessary to keep the green indicators extended.
9. 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.
10. Remove the air pump from the air manifold and return it to the mounting bracket.
11. 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.
12. Before launching the boat, pull up on the manual release valve. Verify that the green indicators are no longer extended.
a - Green indicators
Manual Single‑Point Drain System (Alpha)
Boat in the Water
1. Close the seacock (if equipped) or remove and plug the water inlet hose.
a.
4.3 MPI ECT—Remove the blue plug at the distribution housing at the lower front right corner of the engine.
45951
4.3 MPI ECT
a
b
6133
a
6135

Mercury 4.3 MPI SeaCore Specifications

General

Brand	Mercury
Model	4.3 MPI SeaCore
Category	Engine
Language	English