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English to Polish translations [PRO] Tech/Engineering - Mechanics / Mech Engineering / gaźniki silnikowe
English term or phrase:pilot system
The pilot system includes the pilot jet [F], pilot screw [G] (Idle mixture
screw), pilot air jet [H], pilot outlet [I], and the bypass holes [J]. The pilot
system meters the fuel/air mixture while the engine is idling and running
under a light load. Under these conditions there is very little air flow
through the carburetor bore; so little that it is not enough to draw fuel
through the main system of the carburetor and atomize it. Instead, the
fuel is drawn through the pilot system, since the nearly closed throttle
valve [K] causes high speed air flow past the pilot outlet and bypass
holes (even at low engine speed).
Fuel flow in the pilot system is metered by