IMPORTANT: If water does not drain from the distribution housing when both green indicators are extended, remove the
blue plug on the distribution housing.
a - Distribution housing water drain
b - Blue plugs
9. Check to ensure water drains out of the seawater pump housing.
IMPORTANT: If water does not drain from the seawater pump housing when both green indicators are extended, remove
the blue plugs on the seawater pump housing.
a - Seawater pump housing water drain
b - Blue plugs
10. Allow the system to drain for a minimum of ten minutes. Pump air as necessary to keep the green indicators extended.
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. After the water has drained from the engine, install the blue plugs on the distribution housing and seawater pump if they
were removed and tighten securely.
13. Push the locking lever down on the air pump and remove the pump from the air actuator assembly. Install the cap on the
fitting.
14. Install the blue plug on the heat exchanger and tighten securely.
15. The drain system should remain open while transporting the boat or while performing other maintenance. This helps
ensure that all water is drained.
Section 5 - Storage
90-8M0128973 eng MAY 2017 Page 91