FIRE DAMPER INSTALLATION, OPERATION & …

R8218 NCA MANUFACTURING INC. 1985 CARROLL ST. CLEARWATER, FL 33765 DAMPER installation , OPERATION & MAINTENANCE INSTRUCTIONSIOM - FIRE DAMPERS - 0718 The following installation instructions are UL approved to be used with the following NCA Models: FD, FD-SL, FD-N, FD-USL, FD-MB-3V, FD-MB-AF, FD-3V-SB, FDD, FDD-SL, FDD-MB-3V, and FDD-MB- & General Notes:These installation instructions apply to Fire Dampers of the stat-ic, dynamic, curtain-style, single and multi-blade types mounted in the plane of a UL* approved fire partition. For dampers needed to be installed outside the plane of a UL approved wall or floor, refer to the Out of Wall Fire and Fire/Smoke DAMPER IOM. The dampers are designed for OPERATION in the vertical or horizontal orientation with blades running Warning:Read all installation , operating and maintenance instructionsthoroughly before installing or servicing this equipment.

FIRE DAMPER INSTALLATION, OPERATION & MAINTENANCE INSTRUCTIONS IOM - FIRE DAMPERS - 0718 NCA MANUFACTURING INC. 1985 CARROLL ST. CLEARWATER, FL 33765 727.441.2651 www.ncamfg.com 4 2 ANGLE (2 SIDED) INSTALLATION METHOD Opening/Clearances: The fire barrier opening shall be larger than the damper in order to allow for

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