COOK GR - Manual

1
This publication contains the installation instructions for
standard units of the GI/GR Gravity Ventilators.
Carefully read this publication and any
supplemental documents prior to any installation
or maintenance procedure.
Loren Cook Company Gravity Ventilation catalog
provides additional information describing the equipment,
unit performance, available accessories, and specification
data.
For additional safety information, refer to AMCA
publication 410-96, Safety Practices for Users and
Installers of Industrial and Commercial Fans.
All of the publications listed above can be obtained
from Loren Cook Company by phoning (417)869-6474,
extension 166; by FAX at (417)832-9431; or by e-mail at
[email protected].
For information and instructions on special equipment,
contact Loren Cook Company at (417)869-6474.
Receiving and Inspection
Immediately upon receipt of a GI/GR unit, carefully
inspect it for damage and shortage.
• Check dampers (if supplied) for free operation of
moving parts.
• Record on the Delivery Receipt any visible sign of
damage.
Handling
Lift the unit by the lifting lugs or shipping carton (Refer to
Figure 4). NOTICE! Never lift by the hood or end panels.
Storage
If the unit is stored for any length of time prior to
installation, store it in its original shipping crate and protect
it from dust, debris and the weather.
Installation
Knockdown Reassembly (Refer to figure 3)
All knocked down hoods are factory preassembled and
then knocked down for shipping. Reassemble by aligning
holes and bolting together.
Attach hood sections together by overlapping joining
seams. Align holes and use the provided section rail splice
and bolts to secure hood section together.
®
GI/GR
Gravity Vents
Installation, Operation, And Maintenance Manual
Code requirements and environmental effects
The attachment of roof mounted fans to the roof
curb as well as the attachment of roof curbs to
the building structure must exceed the structural
requirements based on the environmental loading
derived from the applicable building code for the
site. The local code official may require variations
from the recognized code based on local data.
The licensed engineer of record will be responsible
for prescribing the correct attachment based on
construction materials, code requirements and
environmental effects specific to the installation.
Failure to follow these instructions could result in
death or serious injury.