Fuel And Pressure Lines - O.S. engine FS-40S Owner's Instruction Manual

9 Electric starter and starter battery
An electric starter is recommended
for starting.
10 Fuel can filter
Install a filter in the outlet line of your
refuelling container to prevent entry of
foreign matter into the fuel tank. (Refer to
3
of STARTING THE ENGINE section.)
11 Silicone tubing
This is required for the connection
between the fuel tank and engine.

FUEL AND PRESSURE LINES

Connect suitable lengths of silicone tubing, as
illustrated, after installing the engine.
Attention to tank height
Locate the fuel tank so the top of the tank is
5-10mm(1/4-3/8") above the level of theneedle-valve.
Fuel Can Filter
Muffler to tank pressure line
Fuel level
5-10mm
Note: When cutting silicone tubing···
Silicone tubing
Use knife or razor blade
*If you should need to clean the silicone tubing, use methanol
or glow-fuel, not gasoline or kerosene.
Silencer (muffler) pressurized fuel system
To reduce variation in fuel "head" and ensure steady
fuel delivery at the carburettor, it is advisable to employ
a silencer (muffler) pressurized fuel system, i.e. to use
the silencer outlet nipple to pressurize the fuel tank as
shown at left.
12
Do not use wire cutters
or pliers.