Gear Shifting - Mercury 25 Series Owner's Manual

IMPORTANT: If cooling water is not discharged, and operation
continues, it may cause overheating, resulting in engine damage.
a
b
a - Water pomp indicator

Gear Shifting

FORWARD
IMPORTANT: It may be dangerous to attempt shifting at high RPM.
Be sure to slow down to trolling or idling RPM before shifting.
Tiller handle models: Turn the throttle grip to the SLOW position
and move the shift lever to Forward (F) position swiftly when the
engine speed drops to its lowest level.
a - Reverse (R)
OPERATION
a
b
71
37514
b - Cooling water discharge
port
37713
b - Forward (F)