What is the primary role of a spotter during the operation of a master stream device?

The primary role of a spotter during the operation of a master stream device is to indicate the correct angle for aiming. This function is critical because the effectiveness of the water stream in achieving its intended purpose—whether it’s suppressing a fire, cooling a structure, or protecting exposure—largely depends on the angle and direction of the spray pattern.

The spotter is positioned to gain a visual perspective that the operator may not have, allowing them to see where the master stream is directed and whether adjustments are needed. By providing guidance on the angle, the spotter helps ensure that the water is applied effectively to the target area, enhancing the overall tactical efficiency of the firefighting operation.

This communication between the spotter and the operator is essential for safety and effectiveness, especially in scenarios where visibility may be compromised by smoke or heat.