Consider the Vickers Hydraulic Trainer What would happen if

Consider the Vickers Hydraulic Trainer. What would happen if one of the quick couplers were not pushed in completely? (1) The cylinder moves fast. (2) The cylinder does not move regardless of how the directional control valve is operated. (3) The cylinder may extend but never retracts. (4) The cylinder may retract but cannot extend. (5) The cylinder moves erratically. (6) None of them

Solution

The cylinder does not move regardless of how the directional control valve is operated