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Mercury Optimax 135 Service Manual

Mercury Optimax 135
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MAINTENANCE
Page 1B-14 90-855347R1 JANUARY 1999
3. Place the outboard in water or connect flushing attachment for circulating cooling
water. Run the engine at 2000 rpm for 25 minutes to allow treated fuel to fill the fuel
system.
PROTECTING INTERNAL ENGINE COMPONENTS
NOTE: Make sure the fuel system has been prepared for storage.
1. Remove the spark plugs and add approximately one ounce (30ml) of engine oil into
each spark plug hole. Rotate the flywheel manually several times to distribute the oil
in the cylinders. Reinstall spark plugs.
2. Remove the water separating fuel filter and empty contents into a suitable container.
Refer to Maintenance Section for removal and installation of filter. Replace fuel filter
annually, or every 100 Hours of operation, or if large amount of fuel contamination is
present.
PROTECTING EXTERNAL OUTBOARD COMPONENTS
1. Lubricate all outboard components listed in the Inspection and Maintenance
Schedule.
2. Touch up any paint nicks. See your dealer for touch-up paint.
3. Spray Quicksilver Corrosion Guard on external metal surfaces (except corrosion con-
trol anodes).
GEAR CASE
Drain and refill the gear case lubricant (refer to maintenance procedure).
POSITIONING OUTBOARD FOR STORAGE
Store outboard in an upright (vertical) position to allow water to drain out of outboard.
CAUTION
If outboard is stored tilted up in freezing temperature, trapped cooling water or
rain water that may have entered the propeller exhaust outlet in the gear case
could freeze and cause damage to the outboard.
BATTERY STORAGE
1. Follow the battery manufacturers instructions for storage and recharging.
2. Remove the battery from the boat and check water level. Recharge if necessary.
3. Store the battery in a cool, dry place.
4. Periodically check the water level and recharge the battery during storage.

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Mercury Optimax 135 Specifications

General IconGeneral
Engine TypeV6
Horsepower135 HP
Fuel Induction System2-stage direct fuel injection
Full Throttle RPM Range5000-5750 RPM
Alternator Output60 amp / 756 watt
Starting SystemElectric
SteeringRemote
Dry Weight431 lbs
Shaft Length20", 25"

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