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Yamaha F70 User Manual

Yamaha F70
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Maintenance
94
2. Check the battery’s charge. If your boat
is equipped with the digital speedome-
ter, the voltmeter and low battery alert
functions will help you monitor the bat-
tery’s charge. If the battery needs charg-
ing, consult your Yamaha dealer.
3. Check the battery connections. They
should be clean, secure, and covered by
an insulating cover. WARNING! Bad
connections can produce shorting or
arcing and cause an explosion.
[EWM01912]
EMU29334
Connecting the battery
WARNING
EWM00572
Mount the battery holder securely in a
dry, well-ventilated, vibration-free loca-
tion in the boat. Install a fully charged bat-
tery in the holder.
NOTICE
ECM01124
Do not reverse the battery cables. Other-
wise, the electrical parts could be dam-
aged.
1. Make sure the main switch (on applica-
ble models) is “ ” (off) before working
on the battery.
2. Connect the red battery cable to the
POSITIVE (+) terminal first. Then con-
nect the black battery cable to the NEG-
ATIVE (-) terminal.
3. The electrical contacts of the battery and
cables must be clean and properly con-
nected, or the battery will not start the
engine.
EMU29371
Disconnecting the battery
1. Turn off the battery cut-off switch (if
equipped) and main switch. NOTICE: If
they are left on, the electrical system
can be damaged.
[ECM01930]
2. Disconnect the negative cable(s) from
the negative (-) terminal. NOTICE: Al-
ways disconnect all negative (-) ca-
bles first to avoid a short circuit and
damage to the electrical system.
[ECM01940]
3. Disconnect the positive cable(s) and re-
move the battery from the boat.
4. Clean, maintain, and store the battery
according to the manufacturer’s instruc-
tions.
1. Red cable
2. Black cable
3. Battery
ZMU01811
1
2
3
6C1-9-3B-1E0.book 94 ージ 012年11月19日 月曜日 午前10時35分

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Yamaha F70 Specifications

Engine Specifications IconEngine Specifications
engine type16-Valve, SOHC In-Line Four Cylinder
displacement996 cc
bore x stroke65 x 75 mm
compression ratio9.4:1
Power IconPower
full throttle rpm range5300 ~ 6300
horsepower rating70 hp at 5800 rpm
alternator output17 Amp
Fuel and Lubrication IconFuel and Lubrication
recommended fuelRegular Unleaded (Minimum Pump Octane 87)
ethanol blend limit10% Maximum
engine oil capacity2.1 L with filter
Weight and Dimensions IconWeight and Dimensions
weight118 kg
degree of trim-4° through +16°
degree of tilt65°

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