Greenheck Fan Outdoor Air Ventilator - Manual (Page 11)

11
Weatherhood fastener locations
typical for entire section.
Top fasteners are accessed from
outside, side and bottom fasteners
are accessed from inside.
Lifting Lugs (2)
Spreader Bar
7. Attach Weatherhood
Use a crane and spreader bar hooked
to factory lifting lugs (as shown in
diagram) to lift and center the
weatherhood on the filter section (same
procedure as shown in previous step).
If there is no filter section, the
weatherhood attaches directly to NV
unit in same manner. Fastener
instructions are same as Step 6.
8. Attach Support Legs
Support Legs (2)
Support Legs are required
on weatherhood section.
Attach through pre-
punched holes in
weatherhood using
supplied fasteners.
Install 1st-
slide to side Install 2nd-
slide to side Install last
Birdscreens simply slide up and into
opening, resting on channels. Install side
screens first and slide to edges of unit.
Install center screen last. No fasteners
are required.
Filters simply side down into filter tracks
as shown. No fasteners are required.
Note arrows on filters for correct airflow.
9. Install Birdscreen or Optional Weatherhood Filters