Greenheck Fan 462103 User Manual

Fire or Fire Smoke

Damper

Fire Rated Partition

Factory Sleeve

Minimum 1 in.

Overlap

Sleeve

Extension

Part #462103

INSTALLATION INSTRUCTION SUPPLEMENT

Refer to: ‘Installation Instructions for FD, DFD, SSFD, & KFD Models’ (Part #452763) or ‘Installation Instructions for FSD-XXX, DFD-XXX, CFSD-XXX, SSFSD-XXX Series Fire & Combination Fire Smoke Dampers’ (Part #461336) or ‘Installation Instructions for FD & DFD 150X Series Curtain Fire Dampers’ (Part #453946) for additional details.

Application

Factory installed sleeves may need to be extended in the

field. This supplemental installation instruction provides details for attachment of the sleeve extension. Consult Authority Having Jurisdiction (AHJ) for approval.

Notes (refer to Figure 1)

1. Sleeve extension must be same material and gage as

factory sleeve.

2. The inside dimensions of the sleeve extension must be the same dimensions as the outside dimensions of the factory sleeve.

3. Sleeve extension must overlap the factory sleeve a minimum of 1 in. (25mm).

4. All four sides of the sleeve extension must be attached to the factory sleeve. Attachments must be spaced a maximum of 6 in. (152mm) on center and a maximum of 2 in. (51mm) from corners. A minimum of 2 attachments per side (8 per damper) are required. One of the methods of attachment shown below must be used.

- tack or spot welds

- #10 sheet metal screws

- 1/4 in. (6mm) bolts and nuts

- 3/16 in. (4.7mm) steel pop rivets

5. Products with a smoke rating (FSD models) require that the joint between the two sleeves be sealed with a continuous bead of General Electric 1200 silicone construction adhesive or Recognized silicone Type RTV732 by Dow Corning.

6. Sleeve extensions can be made to either end of the factory sleeve. However, the total sleeve length cannot extend more then 16 in. (406mm) on the actuator side and not more than 6 in. (152mm)on the non-actuator side.

7. The joint created by the factory sleeve and sleeve extension cannot be in the plane of the partition.

Sleeve Extensions

FD & DFD Series

11/2 Hour Curtain Fire Dampers and

FSD Series

Combination Fire Smoke Dampers

“UL CLASSIFIED (see complete marking on product)” “UL CLASSIFIED to Canadian safety standards (see complete marking on product)”

Standard 555 (Listing #R13317) Standard 555S (Listing #R13447)

Figure 1: Sleeve extension detail.