Field Modification Crosses Reinforcement or an Internal Component

The field cut lands through a reinforcing angle and a turning-vane rail. I marked the opening and checked the shop detail-do you want the opening moved or the fitting remade?

Measuring, Field Verification & Layout Marks 3rd Year RED

Stop if

Stop before modifying reinforcement, listed assemblies, internal components, or manufacturer-specific equipment.

Watch out

Do not cut through reinforcement, tie rods, turning vanes, damper parts, sensors, or listed assemblies to make a field opening fit.

Check

current shop drawing or spool
piece mark and connector ends
photo of fitting and install space
verified dimensions and viewing direction
what has already been checked

Say this to your foreman

field modification crosses reinforcement or an internal component fitting orientation & field verification field cut hits reinforcement turning vane tie rod internal component duct modify stop cut stop before cutting. identify the reinforcement, turning vane, tie rod, damper, liner system, sensor, or other internal component and verify an approved modification or replacement. the field cut lands through a reinforcing angle and a turning-vane rail. i marked the opening and checked the shop detail-do you want the opening moved or the fitting remade?

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