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Mercury MerCruiser 5.7 MPI User Manual

Mercury MerCruiser 5.7 MPI
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Section 5 - Maintenance
Page 80 90-899883173 DECEMBER 2007
The Boat Out of the Water
IMPORTANT: Flushing the power package is most effective when performed with the boat
out of the water.
IMPORTANT: Flushing is needed If the engine package has been operated in salty,
brackish, mineral‑laden or polluted water. For best results flushing is recommended after
each outing and before cold weather and extended storage.
!
WARNING
Rotating propellers can cause serious injury or death. Never operate the boat out of the
water with a propeller installed. Before installing or removing a propeller, place the drive
unit in neutral and engage the lanyard stop switch to prevent the engine from starting.
Place a block of wood between the propeller blade and the anti‑ventilation plate.
1.
Models with Walter V-Drive Transmissions:
a. Close the seacock, if equipped, and then disconnect the seawater inlet hose from
the transmission seawater inlet fitting.
b. If not equipped with a seacock, disconnect the seawater inlet hose from the
transmission seawater inlet fitting and plug the seawater inlet hose.
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c. Using appropriate connector, connect the flushing water hose to the transmission
seawater inlet fitting.
d. Proceed to step 3
2.
All other models:
a. Close the seacock, if equipped, and then disconnect the seawater inlet hose from
the seawater pump inlet fitting..
b. If not equipped with a seacock, disconnect the seawater inlet hose from the
seawater pump and plug the hose.
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Mercury MerCruiser 5.7 MPI Specifications

General IconGeneral
BrandMercury
ModelMerCruiser 5.7 MPI
CategoryEngine
LanguageEnglish

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