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Power Exhaust Hood Field Installation
A power exhaust hood is a selectable accessory in AHU Builder. It
can be either factory or field installed. If “Field Installed” is or-
dered, follow the installation steps below.
1. Below is an exploded view of a power exhaust assembly with
and without a damper. See Fig. 71 and 72.
Fig. 71 — Exploded Power Exhaust Hood Assembly
with Damper (Size 36 Shown)
Fig. 72 — Exploded Power Exhaust Hood Assembly
without Damper (Size 36 Shown)
2. The Power Exhaust hood and damper will be shipped in sepa-
rate boxes in the return/exhaust fan section. See
Fig. 73. Remove the steel strapping and remove the boxes
from the return fan section.
Fig. 73 — Example of Sizes 21-110 Shipping Box
3. Open each box. One will contain the hood parts. The other
will contain the damper. See Fig. 74 and 75.
Fig. 74 — Power Exhaust Hood Sheet Metal Kit
Fig. 75 — Power Exhaust Damper Kit
4. Inspect box contents for missing or damaged parts. If any
parts are damaged or missing, contact your Carrier represen-
tative for assistance.
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