Parsun T90BM, Owner'S Manual

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2. Next 50 minutes:
Run the engine at 3000 r/min or at approximately half throttle.
3. Next 2 hours of operation:
Run the engine at 4000 r/min or at approximately three-quarter throttle.
4. Next 7 hours of operation:
Avoid continuous operation at full throttle for more than five minutes at a time.
5. Operate the engine normally.
2.3 Pre-operation checks
Fuel

Check to be sure you have plenty of fuel for your trip.

Make sure there are no fuel leaks or gasoline fumes.

Check fuel line connections to be sure they are tight.

Be sure the fuel tank is positioned on a secure, flat surface, and that the fuel line is not twisted or
flattened, or likely to contact sharp objects.
Controls

Check throttle, shift and steering for proper operation before starting the engine.

The controls should work smoothly, without binding or unusual free play.

Look for loose or damaged connections.
 Check operation of the starter and stop switches when the outboard motor is in the water.
Engine

Check the engine and engine mounting.
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