Shibaura ST450 Operator's Manual page 79

Bleeding Air From the Fuel System
The vehicle has an auto-bleed system, which
should exhaust all air if the engine is cranking.
The system should bleed with minimal cranking if
the sediment bowl is filled with fuel.
If the bowl is slow in filling, there is likely a
blockage in the return vent lines.
Manually bleed the fuel system if:
• It has been drained.
• A new filter element has been installed.
• The tractor has run out of fuel.
• The lines leading to or from the filter have
been disconnected.
• The injection pump has been removed and
reinstalled.
WARNING
Fuel oil in the injection system is under high
pressure and can
Unqualified persons should not remove or
attempt to adjust a pump injector, nozzle, or
any part of the fuel injection system.
• Do not use your hand to check for leaks
Use a piece of cardboard or paper to
search for leaks.
• If any fluid is injected into the skin, obtain
medical attention
gangrene may result.
Failure to follow these instructions can result
in serious injury.
SECTION 3 – LUBRICATION AND MAINTENANCE
penetrate the skin.
immediately or
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