TOHATSU MFS 40A, Owner'S Manual

Page: 80 / 358

INSPECTION AND MAINTENANCE
78
10
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.
ENOM00104-A
The following steps must be taken when
first using the engine after winter storage.
1. Check that the shift and throttle func-
tion properly. (Be sure to turn the pro-
peller shaft when checking the shift
function or else the shift linkage may
be damaged.)
2. Check the electrolyte level, and mea-
sure the voltage and specific gravity of
the battery.
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 r e p r o p e r l y
installed.
4. Change the engine oil (See page 64).
5. Before starting the engine, disconnect
stop switch lock and crank approxi-
mately 3times of 3sec. turning the
starter motor in order to prime the oil
pump.
6. Fill fuel tank completely.
7. Start the engine and warm up the
engine for 3 minutes in the “NEUTRAL”
position.
8. Run the engine for 5 minutes at the
slowest speed.
9. Run the engine for 10 minutes at half
throttle. The oil used for storage inside
the engine will be circulated out to
assure optimum performance.
ENOM00105-A
ENOW00098-0
Do not attempt to start submerged out-
board motor immediately after it is recov-
e r e d , o r e n g i n e c o u l d b e s e v e r e l y
damaged.
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 emergency starter rope (See
page 38) several times.
Replace oil filter and oil to the correct
level.
The oil and filter may need to be
changed again after running a short
period to get all moisture completely
out of the crankcase.
4. Pre-season check
Specific Gravity
at 20°
Terminal Voltage
(V)
Charge Condition
1.120 10.5 Fully discharged
1.160 11.1 1/4 charged
1.210 11.7 1/2 charged
1.250 12 3/4 charged
1.280 13.2 Fully charged
5. Submerged outboard motor
CAUTION
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