Maintenance
gine will be damaged from overheating.
Before starting the engine, be sure to
supply water to the cooling water passag-
es.
EMU28401
Lubrication
1.
Grease the spark plug threads and in-
stall the spark plug(s) and torque to
proper specification. For information on
spark plug installation, see page 58.
Change the gear oil. For instructions,
see page 65. Inspect the oil for the pres-
ence of water that indicates a leaky seal.
Seal replacement should be performed
by an authorized Yamaha dealer prior to
use.
ECM00290
CAUTION:
2.
If the fresh water level is below the level
of the anti-cavitation plate, or if the water
supply is insufficient, engine seizure may
occur.
6.
Cooling system flushing is essential to
prevent the cooling system from clog-
ging up with salt, sand, or dirt. In addi-
tion, fogging of the engine is mandatory
to prevent excessive engine damage
due to rust. Perform the flushing and
fogging at the same time.
3.
Grease all grease fittings. For further de-
tails, see page 58.
EMU28421
Cleaning and anticorrosion
measures
1.
2.
3.
Wash down the exterior of the outboard
motor with fresh water and dry off com-
pletely.
EWM00090
WARNING
Spray the outboard motor exterior with
q
q
Do not touch or remove electrical parts
when starting or during operation.
Keep hands, hair, and clothes away
from the flywheel and other rotating
parts while the engine is running.
“
Yamaha Silicone Protectant” (Part No.
LUB-SILCNE-13-00).
Wax the cowling with a non-abrasive
wax such as “Yamaha Silicone Wax”
(Part No. ACC-11000-15-02).
7.
8.
Run the engine at a fast idle for 10–15
minutes in neutral position.
Just prior to turning off the engine, quick-
ly spray “Yamaha Stor-Rite Engine
EMU28430
Battery care
EWM00330
WARNING
Fogging Oil” (Part No. LUB-STRRT-12- Battery electrolytic fluid is dangerous; it
alternately into each carburetor or contains sulfuric acid and therefore is
00)
the fogging hole of the silencer cover, if poisonous and highly caustic.
equipped. When properly done, the en- Always follow these preventive mea-
gine will smoke excessively and almost
sures:
stall.
Remove the outboard motor from the
test tank.
q Avoid bodily contact with electrolytic
fluid as it can cause severe burns or
permanent eye injury.
9.
10.
11.
Drain the cooling water completely out q Wear protective eye gear when han-
of the motor. Clean the body thoroughly.
Install the silencer cover/cap and top
cowling.
52
| Categories | Yamaha Outboard Manuals |
|---|---|
| Document Type | Boat Motor Manual Free Download. Marine Operator's Boating Guide. |
| Tags | Yamaha F40 |
| Model Year | 2007 |
| Download File |
|
| Language | English |
| Product Brand | Yamaha Motor. Yamaha Motor Corporation, USA - Support Customer Relations for US: 1-800-962-7926
Yamaha Boats: 1-800-962-7926 Yamaha Outboard Customer Relations: 1-866-894-1626 , Yamaha Outboard |
| Document File Type | |
| Publisher | yamaha-motor.com |
| Wikipedia's Page | Yamaha Motor Company |
| Copyright | Attribution Non-commercial |
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