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What is A20 Diesel Engine Fuel Injection Specs about?

This service bulletin provides specifications for plungers, barrels, and fuel nozzles for Sulzer A20 type diesel engines. It discusses two types of plungers for different fuel pump designs, and provides the designation markings and dimensions. Fuel injection nozzle specifications are also outlined, including spray angle, hole number and diameter. The bulletin introduces "Flow-controlled Injection" as an improvement for part-load operation, which uses fuel nozzles with a higher 400 bar opening pressure compa

Author

geamuccio

Language

EN