Hydraulics Trouble Shooting Guide - Advanced Fluid Systems
6. Use parts drawing to check proper assembly. VALVE PRODUCES UNDESIRED RESPONSE 1. Improper installation connections 2. Improper assembly of valves 3. Spool installed backwards 1. Check installation drawings. 2. Check parts and drawings. 3. Reverse spool end for end. CYLINDERS TROUBLE CAUSE REMEDY ERRATIC ACTION 1. Valves sticking or binding 2.