Pre-Season Check - TOHATSU M 60C Owner's Manual

4. Pre-season check

Have your dealer check the engine
before the season starts, or if your
prefer, be sure to check the following
items yourself:
1 Check the electrolyte level, and
measure the voltage and specific
gravity of the battery.
Specific Terminal
Gravity at 20 °C Voltage (V)
1.120 10.5
1.160 11.1
1.210 11.7
1.250 12.0
1.280 13.2
2 Check that the battery is secure
and the battery cables are properly
installed.
3 Clean the engine oil filter.
4 Purge air in the vinyl pipe connecting
the oil tank to the oil pump.
5 Check that the shift and throttle
function properly.
(Be sure to turn the propeller shaft
when checking the shift function
or else the shift linkage may be
damaged.)
Charge
Condition
Fully
discharged
1/4 charged
1/2 charged
3/4 charged
Fully charged
INSPECTION AND MAINTENANCE
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The following steps must be taken
when first using the engine after pre-
season storage.
● In addition to the oil in the oil tank,
mix engine oil with the fuel in the
following mixing ratio and fill up the
fuel tank completely with 25 liters
(6.6 U.S. gal.):
Mixing ratio : Gasoline 50 : 1 Engine
oil
Use unleaded gasoline and genuine
Outboard Motor oil. If this oil is
not available, use another NMMA
TC-W3 certified outboard motor oil
from another manufacture.
● Purge any air from the oil filter
assembly.
● Warm up the engine for 3 minutes
with the remote control lever in
"NEUTRAL" position.
● Run the engine for 5 minutes at the
slowest speed.
● Run the engine for 10 minutes at
the half speed,
In steps 2 and 3 above, the oil used
for winter storage inside the engine
will be cleaned out, and optimum
performance will be assured.
● When the full volume, 25 liters (6.6
U.S. gal.), of gasoline mixed with oil
has been used, fill up the tank with
pure gasoline only. (For the auto-
mixing types)
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