# CTE Resource Center - Verso - Diesel Equipment Technology III Task 1523576422

CTE Resource Center - Verso

Virginia’s CTE Resource Center

Inspect pilot control valve linkages, cables, and power take-off (PTO) controls.

Definition

Inspection should include
  • performing both a visual and operational check of the pilot lines, linkage, and cables that operate the hydraulic control valves
  • looking for binding, rust, and leakage of the actuating members
  • adjusting, repairing, or replacing as needed.

Process/Skill Questions

  • Why have many hydraulic control systems removed linkages and cables and replaced them with electrical/electronic mechanisms?