Pre-Season Check; Motor Submerged In Water - TOHATSU MFS 6A3Z 8A3 9.8A3 Owner's Manual

70
INSPECTION AND MAINTENANCE
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Battery
1. Disconnect the battery cables.
2. Wipe off any chemical deposits, dirt, or
grease.
3. Apply grease to the battery terminals.
4. Charge the battery completely before
storing it for the winter.
5. Recharge the battery once a month to
prevent it from discharging and the
electrolyte from deteriorating.
6. Store the battery in a dry place.
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Electric Starter Motor
Coat the internal pinion gears and the
shaft of the electric starter motor with
grease.
Do not put grease on the teeth of the
starter pinion or flywheel or increased wear
or damage will occur.
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4. Pre-season check

1. Check that the shift and throttle func-
tion properly.
(Be sure to turn the propeller shaft
when checking the shift function or
else the shift linkage may be dam-
aged.)
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Notes
The following steps must be taken when
first using the engine after winter storage.
1. Fill the fuel tank completely.
2. Warm up the engine for 3 minutes in the
"NEUTRAL" position.
3. Run the engine for 5 minutes at the
slowest speed.
4. Run the engine for 10 minutes at half
speed.
In steps 2 and 3 above, the oil used for stor-
age inside the engine will be flushed out to
assure optimum performance.
2. Check the electrolyte level, and mea-
sure the voltage and specific gravity of
the battery.
Specific
Terminal Volt-
Gravity at
age (V)
20°C
1.120 10.5
1.160 11.1
1.210 11.7
1.250 12.0
1.280 13.2
3. Check that the battery is secure and
t h e b a t t e r y c a b l e s a re p r o p e r l y
installed.
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5. Motor submerged in water

After taking your outboard motor out of the
water, immediately take it to your dealer.
The following are the emergency measures
to be taken for a submerged outboard
motor, if you can not take it your dealer
right away.
1. Wash the outboard motor with fresh
water to remove salt or dirt.
2. Remove the engine oil drain screw and
completely drain water and oil from the
engine.
3. Remove the spark plugs, and com-
pletely drain the water from the engine
by pulling the recoil starter several
times.
Replace oil filter and oil to the correct
Charge Condi-
tion
Fully discharged
1/4 charged
1/2 charged
3/4 charged
Fully charged