# CTE Resource Center - Verso - Diesel Equipment Technology III Task 493159102

CTE Resource Center - Verso

Virginia’s CTE Resource Center

Identify causes of HVAC air and mechanical control problems.

Definition

Identification should include

  • visually inspecting system for leaks
  • operating controls to ensure proper operation.

Process/Skill Questions

  • What would a failed sleeper coolant control valve cause to the cooling system?