Greenheck Fan CSP-A700 manual Installation Recommendations, Ceiling Radiation Damper - CRD

Installation Recommendations

Ceiling Radiation Damper - CRD

1.If fan is to be used in a fire resistive membrane ceiling, a ceiling radiation damper must be used. Otherwise,

proceed to Install the Fan.

2. If the ceiling radiation damper is already mounted to the fan from the factory, proceed to Install the Fan.

3.To mount the ceiling radiation damper to fan, make sure grille attachment tabs are facing down. Then place the inlet part of the fan into the ceiling radiation damper collar,

and use self-tapping sheet metal screws (by others) to	Fig. 5
screw through the damper collar and into the fan housing,
shown in Fig. 5.

Do not allow

interference in

this area.

Install the Fan

1.For best performance, choose a location with the shortest possible duct run and minimum number of elbows. Do not mount near cooking equipment. Fig. 7 shows the minimum distance these fans should be placed in relation to cooking equipment.

Fig. 7

Brackets can be used in either position to adapt to most mounting

situations

Bottom Mount

Do not install

fan in this area

45º 45º

	2. Attach adjustable mounting brackets to fan, but leave the screws
Bottom Mount	loose until proper height is determined, shown in Fig. 8. For fan
	only opening, cut 233⁄4 x 113⁄4	inch hole in ceiling. For fan/CRD
	combination opening only, cut 241⁄8 x 121⁄4 inch hole in ceiling.
Top Mount
Fig. 8		Slots in the
		brackets
		allow fine
		adjustment
		for flush
For Frame Construction:	Position unit between joists.	fit with
		wall/ceiling
Position brackets such that bottom edge of housing will be		opening
flush with finished ceiling, and tighten the adjustable mounting
brackets, shown in Fig. 9.
		Fig. 9
	For Hanging Installations: Use Greenheck’s optional vibration isolator kit
	Part Number VI Kit. Using the fan’s standard adjustable mounting brackets
	and 10 by 32 threaded rod (by others), hang unit as shown in Fig. 10.
Fig. 10

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