Section 4 - Maintenance
90-8M0113987 eng DECEMBER 2015 Page 65
Flushing Device 91‑44357Q 2
Attaches to the water intakes; provides a fresh water connection when flushing the cooling system
or operating the engine.
Dual Water Pick‑up Flush Gearcase Seal Kit 91‑881150K 1
Blocks off the front water inlet holes on the dual water inlet gearcases.
4. Connect a flushing hose from a water tap to the flushing attachment.
Typical
a - Flushing attachment
b - Hose
IMPORTANT: Engines with the sterndrive water inlet blocked off at the gimbal housing and using a through‑hull or
through‑transom water inlet need a supply of cooling water available to both the sterndrive and to the engine during
operation.
5.
If your power package uses a through‑hull or through‑transom pickup, connect a second flushing hose from a water
tap to the seawater inlet hose connected to the seawater pump inlet using an appropriate adapter.
2.8 shown, 4.2 similar
a - Adapter
b - Flushing hose
c - Water tap
d - Seawater inlet hose
6. Partially open the water source to about 1/2 maximum. Do not use full water pressure.
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