Its size, moreover, was too small for the technology of fuel injectors.
"The First Airplane Diesel Engine: Packard Model DR-980 of 1928"
Robert B. Meyer
Each of the five large railroads entering Cleveland has air-brake cars equipped with various forms of air brakes, air signals, pumps, valves, and injectors for the purpose of giving instruction to trainmen.
"Wage Earning and Education"
R. R. Lutz
When injectors are used, however, the feed will be intermittent, and a uniform quantity of water in the boiler is best obtained by feeding at short intervals, stopping the feed when the fire door is opened much, as when cleaning the fire.
"Modern Machine-Shop Practice, Volumes I and II"
Joshua Rose