TOHATSU MFS 25C User Manual

INSPECTION AND MAINTENANCE84
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 off season
storage.
1. 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.)
2. Check the electrolyte level, and mea-
sure the voltage and specific gravity
of the battery.
3. Check that the battery is secure and
the battery cables are properly
installed.
4. Change the engine oil (See page 71).
5. Before starting the engine, discon-
nect stop switch lock and crank
approximately 10 pulling the recoil
starter (Manual start model) or 3times
of 3sec. turning the starter motor
(Electric start model) 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 “NEU-
TRAL” 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 outboard
motor immediately after it is recovered, or
engine could be severely damaged.
After taking your outboard motor out of
the water, immediately take it to your
dealer.
The following are the emergency mea-
sures to be taken for a submerged out-
board 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 recoil starter several
times.
Replace oil filter and oil to the correct
4. Pre-season check
Specific Grav-
ity at 20°
Terminal Volt-
age (V)
Charge Condi-
tion
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

TOHATSU MFS 25C Specifications

General

Brand	TOHATSU
Model	MFS 25C
Category	Outboard Motor
Language	English