shortening the shorter well string to create an even shorter well string establishing a first oil pressure limit based on the first anticipated maximum load for the well string establishing a second oil pressure limit based on the second anticipated maximum load for the shorter well string during the first and second period discharging oil at a discharge pressure that varies limiting the discharge pressure to the first oil pressure limit during the first period and limiting the discharge pressure to the second oil pressure limit during the second period wherein the first oil pressure limit is greater than the second oil pressure limit wherein the second oil pressure limit is less than a minimum discharge pressure necessary to handle the first anticipated maximum load for the well string some example embodiments include a workover method for handling a well string 108 through the use of an elevator 106 carried by a lower trolley 52 that travels along a mast 20 the workover method comprising a sensor e g an encoder determining whether the elevator is descending monitoring at least one of cable tension crown load strain and hydraulic pressure identifying a notable decrease in at least one of cable tension crown load strain and hydraulic pressure and determining a stack out condition in the event of the notable.