Installation Instructions for:

SLAB, RAIL, AND CURB MOUNTING NV-90 and NV-120 w/Horizontal Discharge

GREENHECK

®

Before beginning this installation:

Make sure that there is room to access the unit from all sides.

Make sure inlet of unit is located well away from any exhaust fans.

NV

Unit

 

Spreader Bar

In

ta

k

e

 

 

 

 

 

 

Lifting Lugs (4)

1a. Slab Construction

Recommended Size: 1ft. wider and longer than total unit size. Recommended Material: Concrete at least 4" thick.

Slab should be set and leveled on a sufficient bed of gravel for proper drainage.

1b. Install Unit

Use a crane and spreader bar to prevent damage to unit. Lifting lugs are provided as shown in illustration.

Its is highly recommended that all accessory items be lifted separately and attached after the NV unit is in place.

Unit may be fastened to slab through lifting lugs.

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Greenheck Fan Outdoor Air Ventilator manual 1a. Slab Construction, 1b. Install Unit