Which of the following conditions would be more likely to cause harsh upshifts in an Allison hydromechanical transmission?
A) mechanical modulator out of adjustment
B) downshift points set high
C) retarder cycling
D) engine rated speed set low

Question

Quizplus · Accepted Answer

A mechanical modulator out of adjustment in an Allison hydromechanical transmission can cause harsh upshifts because it improperly regulates hydraulic pressure, affecting shift smoothness.

Which of the Following Conditions Would Be More Likely to Cause