Yamaha F70 User Manual

Operation
57
3. Insert the oil dipstick completely and re-
move it again.
4. Check that the oil level on the oil dipstick
is between the upper and lower marks.
Consult your Yamaha dealer if the oil
level is not at the proper level or if it ap-
pears milky or dirty.
EMU27153
Engine
 Check the engine and engine mounting.
 Look for loose or damaged fasteners.
 Check the propeller for damage.
 Check for engine oil leaks.
EMU36493
Flushing device
Check that the flushing device’s garden hose
connector is securely screwed on to the fit-
ting on the bottom cowling. NOTICE: If the
garden hose connector is not properly
connected, cooling water can leak out
and the engine can overheat during oper-
ation.
[ECM01801]
EMU36955
Install top cowling
1. Be sure that the cowling lock lever is re-
leased.
2. Be sure that the rubber seal is seated all
the way around the top cowling.
3. Place the top cowling on the bottom
cowling.
4. Check to be sure the rubber seal is seat-
ed correctly between the top cowling
and the bottom cowling.
5. Move the cowling lock lever to lock the
top cowling as shown. NOTICE: If the
top cowling is not installed correctly,
water spray under the top cowling
can damage the engine, or the top
cowling can blow off at high speeds.
[ECM01991]
1. Oil dipstick
1. Lower mark
2. Oil dipstick
3. Upper mark
1
ZMU05089
132
ZMU05091
1. Fitting
2. Flushing device
1
2
ZMU07080
6C1-9-3B-1E0.book 57 ページ ２０１２年１１月１９日 月曜日 午前１０時３５分

Yamaha F70 Specifications

Engine Specifications

engine type	16-Valve, SOHC In-Line Four Cylinder
displacement	996 cc
bore x stroke	65 x 75 mm
compression ratio	9.4:1

Power

full throttle rpm range	5300 ~ 6300
horsepower rating	70 hp at 5800 rpm
alternator output	17 Amp

Fuel and Lubrication

recommended fuel	Regular Unleaded (Minimum Pump Octane 87)
ethanol blend limit	10% Maximum
engine oil capacity	2.1 L with filter

Weight and Dimensions

weight	118 kg
degree of trim	-4° through +16°
degree of tilt	65°

Summary

Safety Information

Outboard Motor Safety

Crucial safety precautions for operating the outboard motor.

Boating Safety

Specifications and Requirements

Installation Requirements

Critical requirements before installing the outboard motor.

Fuel Requirements

Components

Engine Shut-Off Cord (Lanyard) and Clip

How to properly use the engine shut-off cord for safety.

Operation

First-Time Operation

Initial steps and procedures for operating the outboard motor for the first time.

Breaking In Engine

Proper break-in procedure to ensure engine longevity and performance.

Starting Engine

Step-by-step guide for safely starting the outboard motor.

Trimming Outboard Motor

Maintenance

Transporting and Storing Outboard Motor

Trouble Recovery

Troubleshooting

Common problems and their solutions for starting and running issues.

Starter Will Not Operate