Mercury 225 OPTIMAX DTS Installation Manual page 35

Avoid fuel pump damage. Always fill the engine fuel system with fuel before priming the
oil injection pump. Otherwise, the fuel pump will run without fuel during the priming
process.
1. Fill the fuel system.
a.
b.
c.
d.
e.
f.
g.
2. Turn the ignition key switch to the "ON" position.
3. Within the first 10 seconds after the key switch has been turned on, move the remote
control handle from neutral (N) into forward (F). This will automatically start the
priming process.
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Connect fuel hose.
Fill the fuel system by squeezing the primer bulb.
Squeeze the fuel line primer bulb until it feels firm.
Turn the ignition key switch to the "ON" position for three seconds. This operates
the electric fuel pump.
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Turn the ignition key switch back to the "OFF" position, and squeeze the primer
bulb again until it feels firm.
Turn the ignition key switch to the "ON" position again for three seconds.
Continue this procedure until the fuel primer bulb stays firm.
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R
F
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CAUTION
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