Mercury 10 EFI FourStroke Installation, Operation & Maintenance Manual page 67

1. Open the fuel tank vent screw on the manual venting type tanks.
a
2. Position the fuel line primer bulb so the arrow on the side of the bulb is
pointing up. Squeeze the fuel line primer bulb several times until it feels
firm.
IMPORTANT: To prevent engine flooding, do not squeeze the primer bulb
after the engine has warmed up.
3. Insert the lanyard clip into the stop switch. This is the RUN position.
eng
OPERATION
b
a -
a
b -
c -
b
c
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a -
b -
c -
c
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27348
Lanyard stop switch
Spare lanyard stop switch clip
Lanyard
57
Fuel cap
Manual vent screw
Tab lock