PART $4(7$ Marks$)$

Complete the missing connection a hydraulic lifting system and analysis

$4.$Iechinical Report D

In the system below a double acting cylinder is holding a load $($sometimes heavy load$)$

Complete the missing connection passing by the dot lines shown in the drawing. The purpose is to

direct the oil coming from the pulap to the storage tank when the sequence valve opens $($ load is very

heavy$)($the sequence valve and the counter balance valve have the same set pressure$).$

A$.$ Draw the missing connection lines $($show the pilot lines in dash lines$).$

B$.$ Make a technical report by explaining in detaila how the system works $.$