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Mercury MerCruiser 8.2 Horizon ECT User Manual

Mercury MerCruiser 8.2 Horizon ECT
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Section 5 - Storage
90-8M0113925 eng DECEMBER 2015 Page 53
Manual Drain System
a - Starboard side blue
drain plugs
b - Port side blue drain
plug
Air‑Actuated Single‑Point Drain System
Boat in the Water
NOTE: This procedure is written for the air pump that was shipped with the engine from the factory. However, any air source
can be used.
1. Close the seacock (if equipped) or remove and plug the water inlet hose.
2. Obtain the air pump.
3. Remove the threaded cap from the air connection.
4. Ensure that the lever on top of the air pump is against the handle (horizontal).
5. Install the air pump on the air connection.
a - Lever
b - Air pump
c - Air connection
6. Pull the lever on the air pump (vertical) to seal the pump to the connection.
7. Pump air into the system until both green indicators extend and water drains from both sides of the engine. The port side
will begin draining before the starboard side.
a - Manual release valve
b - Air pump lever (locked)
c - Air connection
d - Green indicators extended
a
b
a
50412
43077
c
a
b
a
b
c
dd
43557

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Mercury MerCruiser 8.2 Horizon ECT Specifications

General IconGeneral
BrandMercury
ModelMerCruiser 8.2 Horizon ECT
CategoryEngine
LanguageEnglish

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