Yamaha F25A Owner's Manual

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Contents

Specifications and requirements11(2.01 US qt, 1.67 Imp.qt)Recommended gear oil:Hypoid gear oil SAE#90Gear oil quantity:F25AEHT 0.320 L(0.338 US qt, 0.282 Imp.qt)F25AET 0.320 L(0.338 US qt, 0.282 Imp.qt)F25AMH 0.320 L(0.338 US qt, 0.282 Imp.qt)F25CMH 0.320 L(0.338 US qt, 0.282 Imp.qt)FT25BET 0.430 L(0.455 US qt, 0.378 Imp.qt)Tightening torque for engine:Spark plug:18.0 Nm (1.84 kgf-m, 13.3 ft-lb)Propeller nut:F25AEHT 35.0 Nm(3.57 kgf-m, 25.8 ft-lb)F25AET 35.0 Nm(3.57 kgf-m, 25.8 ft-lb)F25AMH 35.0 Nm(3.57 kgf-m, 25.8 ft-lb)F25CMH 35.0 Nm(3.57 kgf-m, 25.8 ft-lb)FT25BET 40.0 Nm(4.08 kgf-m, 29.5 ft-lb)Engine oil drain bolt:F25AEHT 28.0 Nm(2.86 kgf-m, 20.7 ft-lb)F25AET 28.0 Nm(2.86 kgf-m, 20.7 ft-lb)F25AMH 28.0 Nm(2.86 kgf-m, 20.7 ft-lb)F25CMH 28.0 Nm(2.86 kgf-m, 20.7 ft-lb)FT25BET 18.0 Nm(1.84 kgf-m, 13.3 ft-lb)Engine oil filter:18.0 Nm (1.84 kgf-m, 13.3 ft-lb)Noise and vibration level:Operator sound pressure level(ICOMIA 39/94 and 40/94):F25CMH 81.9 dB(A)Vibration on tiller handle (ICOMIA 38/94):F25CMH Vibration on tiller handle isunder 2.5 m/s2EMU33553Installation requirementsEMU33563Boat horsepower ratingWARNINGEWM01560Overpowering a boat can cause severeinstability.Before installing the outboard motor(s), con-firm that the total horsepower of your mo-tor(s) does not exceed the boats maximumhorsepower rating. See the boat’s capacityplate or contact the manufacturer.EMU33571Mounting motorWARNINGEWM01570● Improper mounting of the outboard mo-tor could result in hazardous condi-tions such as poor handling, loss ofcontrol, or fire hazards.● Because the motor is very heavy, spe-cial equipment and training is requiredto mount it safely.Your dealer or other person experienced inproper rigging should mount the motor usingcorrect equipment and complete rigging in-structions. For further information, see page30.