Greenheck ODFD-XXX manual

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Table of contents for the manual

  • Page 1

    Part Number 461337 OFSD-XXX, ODFD-XXX, OFD-XXX, and OSSFD-XXX Series 1½ Hour Combination Fire Smoke or Curtain Fir e Dampers Out of W all or Out of Floor V ertical or Horizontal Mount Installation, Operation, and Maintenance Instructions OFSD-XXX, ODFD-XXX, OFD-XXX, and OSSFD- XXX series dampers are intended for installation in accordance with com[...]

  • Page 2

    Pre-Installation Guidelines The basic intent of a proper installation is to secur e the fire or fir e smoke damper in, not to, the opening in such a manner as to prevent distortion and disruption of damper operation. This is accomplished by allowing the fire or fir e smoke damper in rated separation openings to expand and for the connecting duc[...]

  • Page 3

    1. DAMPER IS INST ALLED OUTSIDE OF WALL PLANE OFSD-XXX Figure 1 shows two approved installations for combination fire smoke dampers: 1) “Thr ough the grille access” and 2) installation in continuing duct. T o provide "thr ough the grille" access to the damper actuator , the damper is located toward the back of the sleeve and the actua[...]

  • Page 4

    4 4. SECURING THE DAMPER/SLEEVE ASSEMBL Y TO W ALL OPENINGS. Damper/sleeve assemblies must be installed in wall openings using flanges and sheet metal screws as illustrated and described below . • Flange on front (grille end) of sleeve must be a minimum of 16 gauge (1.5mm) steel and have a 5 ⁄ 8 in. (16mm) minimum flange leg (refer to Figur e 2[...]

  • Page 5

    5 Br eakaway Connections Proprietary Flange System Br eakaway Connections (TDC by Lockformer , TDF by Engle) TDC and TDF systems are approved as br eakaway connections when installed as described in the TDC or TDF addendum to the SMACNA Duct Construction Standards except the corners may not be bolted. Standard 6 in. (152mm) metal clip may be used w[...]

  • Page 6

    Copyright © 2008 Greenheck Fan Corporation 461337 OFSD ODFD Rev 9 January 2008 Damper T roubleshooting The following is a possible cause and correction list for common concerns with the dampers. Symptom Possible Cause Corrective Action Damper does not fully open and/or close Frame is 'racked' causing blades to bind on jamb seals Adjust f[...]