Which of the following explains the need to bar the engine only in its correct direction of rotation when timing a hydromechanical port-helix metering, injection pump to an engine?
A) delivery valve core seating
B) engine timing gear backlash factors
C) timing index location
D) calibration pointer location

Question

Quizplus · Accepted Answer

Bar the engine in its correct direction of rotation when timing a hydromechanical port-helix metering, injection pump to an engine is necessary to account for engine timing gear backlash factors. This ensures accurate alignment of the timing marks between the pump and the engine, providing precise timing for fuel injection.

Which of the Following Explains the Need to Bar the Engine