After having chosen a suitable place, above all without any stones or other material that
could damage the moving parts, start the engine, leaving it to warm up for 10 minutes to
approx. 2,500 rpm.
Then slowly bring the engine to a higher speed, decreasing and increasing the rpm at intervals
of 1 minute, using various “ranges” of use, but without exceeding 4,500 rpm. Continuous and
repeated closing\opening of the gas valve must be absolutely avoided. Approx. 20 minutes after
switching on the engine, switch it off and leave it to cool down completely.
WARNING!
When running and also after switching off, the engine can cause burns, therefore
ensure that it has completely cooled down before working on it.
Carry out a careful visual check for any faults or loosened parts. Having checked that
everything is working properly and that there are no problems of any kind, repeat the
previous operations with 20 more minutes of running-in, following the same instructions.
This time it is possible to space it out for the entire range of use of the engine, bringing
it several times to the maximum speed at intervals of 1 minute. Once 20 minutes have
passed, turn the engine off. When it has cooled down, carry out a complete tightening of all
the engine screws. Now the engine is ready for the use it was designed for. Continue to use
3,5% oil for the next 10 hours.
Every time that the engine is used, routine pre-start-up checks must be carried out:
· Check that the silent blocks are completely intact.
· Check that the exhaust pipe does not have any cracks.
· Ensure that the propeller is not cracked or dented.
· Ensure that there is enough fuel, depending on the desired usage duration of the engine.
· Check that the electrical system and cables do not have any abrasions or breaks.
· Check that there are no loosened screws or components.
WARNING CARRY OUT THE OPERATIONS WITH THE ENGINE SWITCHED
OFF AND COOLED DOWN
During Running, the belt is subjected to traction and wear, and as a result, lengthening
occurs, which could lead to sliding on the pulleys, with a subsequent decrease in the
general engine performance.
To correct the tension, with a torque wrench, loosen screw M8 on the foot of the engine,
which fastens the pulley can, turn screw M12 anti-clockwise using a force of 1,8 kgm and
then re-tighten screw M8.
BELT TENSION
36
USER MANUAL
Summary of Contents for RM80
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