Motorized/Control Dampers Handoff
Actuator linkage wrong, wired by others, blade travel off
Yellow / Check First3rdBatch 5
What This Helps With
Actuator linkage wrong, wired by others, blade travel off
Apprentice words: motorized damper
Trade terms: motorized damper, control damper, actuator, end switch
Check First
Blade full travel, actuator scope (who wires it), fail position
What Not To Do
Bend linkage to force travel
What can go wrong: Adjusting an actuator that's controls' scope
Better Foreman Question
Who sets/wires this actuator, and what's the fail position?
Verify With
Reference type: submittals
Source to verify: Controls submittals; actuator maker; foreman
Safe wording: Controls wiring, actuator type, sequence, and commissioning are controls/submittal driven. Do not guess wiring or actuator position.