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Mercury jet 20 User Manual

Mercury jet 20
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55
of
OPERATION
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Operating In Shallow Water
The life of the impeller and water intake can be greatly increased by avoiding the
intake of sand and gravel. The intake suction, acting on the bottom, will act like a
dredge when the water intake comes within 2 to 3 inches of the bottom. It is better
to stop the engine and drift up to shore when landing, and to shove off with an oar
when leaving. You can idle through areas of water less than 1-foot deep, but there
should be more than 1-foot of water under the boat when increasing speed to reach
full plane.
Once the boat is on plane, the boat speed will prevent sucking in gravel and other
debris off the bottom. The sucking is still acting, but the water intake passes over the
bottom too quickly to allow debris to be lifted into the water intake.
While boating through shallow water areas, decide a course of travel that avoids
sharp rocks and other underwater obstacles that could damage the boat. Running
your boat through these areas on full plane may be helpful because the boat will be
riding higher in the water. If the boat gets stuck on the bottom, immediately stop the
engine and move the boat to deeper water.
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Water Intake Blockage
It is possible to lose power caused by suction holding flat stones. weeds, leaves,
plastic, paper, or other debris against the water intake and restricting water flow. If
you shut off the engine and wait a few seconds, the debris may fall off and full power
will be restored. If, however, the debris trapped in the water intake grate, the engine
will have to be shut off and the blockage will have to be pried out.
WARNING
Avoid injury resulting from contacting the rotating impeller. Always shut off
the engine before attempting to remove a blockage from the water intake.

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Mercury jet 20 Specifications

General IconGeneral
BrandMercury
Modeljet 20
CategoryOutboard Motor
LanguageEnglish

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