Which of the following is NOT a recommended practice during helicopter hoisting operations?

During helicopter hoisting operations, the safety and efficiency of the process are paramount. Therefore, ignoring damage signals is a practice that stands in stark contrast to established safety protocols. It is essential to recognize that any sign of damage should prompt immediate attention and assessment to ensure the safety of personnel and equipment.

In contrast, using two-way radios is vital for maintaining clear communication between the crew members involved in the operation, allowing for effective coordination during the complex task of hoisting. Wearing safety gear is critical, as it protects personnel from potential hazards associated with the operation. Additionally, performing inspections before flight is a standard procedure designed to identify and rectify any mechanical issues or damage before the helicopter takes off, further ensuring the safety of the operation.

Thus, failing to respond to or acknowledge damage signals would severely compromise safety and operational integrity, making it a practice that is absolutely discouraged in helicopter hoisting operations.