O.S. engine MAX-75AX-BE Instruction Manual page 7

FUEL
Use the O.S. Bio-Ethanol fuel (BE-1).
Other fuel cannot be used with this engine.
Do not use conventional methanol based glow
fuel, or the engine will not run properly and
strong knocking may occur, which may cause
the propeller to fly off.
Reminder!
O.S. Bio-Ethanol fuel is not poisonous but
harmful. Do not allow it to be swallowed.
Always store it in a clearly marked container
and out of the reach of children.
Model engine fuel is also highly flammable.
Keep it away from open flame, excessive
heat, sources of sparks, or anything else
which might ignite it. Do not smoke, or allow
anyone else to smoke, near to it.
GLOWPLUG IGNITER
Commercialy available handy
glowplug heater in which the
glowplug battery and battery leads are integrated.
FUEL PUMP
Alternatively, one of the
purpose-made manual or
electric fuel pumps may be used to transfer fuel
directly from your fuel container to the fuel tank.
Electric Starter and
Starter Battery
Required when starting
the engine.
12-Volt lead-acid battery
Fuel Filter
It is recommended to install a good
in-line filter between the fuel tank
and carburetor to prevent entry of
foreign matter into the carburetor.
Fuel Tank
A fuel tank of approximately
160~180cc capacity is suggested.
This allows around 10-12 minutes flying time,
dependent upon, the size of propeller and on
the amount of full-throttle to part-throttle
operation throughout the flight.
GLOW PLUG
The engine is supplied with a special
glow plug (BE-3) designed for this
engine. Use 1.2V~1.5V the same as
conventional glow plugs.
This glow plug has a different thread
size for both the dia. and pitch
purposely so that conventional glow
plugs may not be installed.
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O.S. Super Filter (Fuel Can Filter)
Install a filter on the outlet tube of your
1,2V∼1.5V
refueling container to prevent entry of
foreign matter into fuel tank. O.S. 'Super Filters'
(large and small) are available as optional extras.
O.S. Non-Bubble Weight
Manual
Electric
To prevent the pickup from adhering to
the tank wall under suction and
restricting fuel flow, slots may be filed I
Electric
the end of the weight. Alternatively, an
Starter
O.S. Non-Bubble Weight is available as
an optional extra.
SILICONE FUEL LINE
Heatproof silicone tubing of
approx. 5mm o.d. and 2.5mm i.d.
is required for the connection
between the fuel tank and engine.
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