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Step 7 — Install Outdoor Air Hoods (Units with
Economizer)
Perform the following procedure to install the outdoor--air hoods:
1. Economizer and barometric relief hoods are located in the
condenser section under the slanted coil for shipping. (See
Fig. 14.) Barometric relief/power exhaust hood is shipped
inside of economizer hood. Remove screws that secure the
wooden rails of the hood assemblies to the unit. Save
screws. Slide complete assembly from condenser section.
2. Remove the screws that secure the economizer and
barometric relief/power exhaust hoods to the wooden
railing. Discard or recycle wooden rails. Save screws.
3. The barometric relief damper is factory mounted onto the
economizer panel for shipping. Remove the screw holding
the barometric relief damper to the panel. Damper should be
free to swing open during operation. (See Fig. 15.)
BAROMETRIC
RELIEF HOOD
ECONOMIZER
HOOD
WOODEN RAILS
POWER EXHAUST
/
C06290
Fig. 14 -- Economizer and Baromatric
Relief/Power Exhaust Hoods Shipping Positions
BAROMETRIC
RELIEF DAMPER SCREW
ECONOMIZER
HOOD
BAROMETRIC
RELIEF HOOD
ECONOMIZER
PANEL
POWER EXHAUST
/
C06260
Fig. 15 -- Hood Installation
4. Hang the barometric relief/power exhaust hood on the
mounting flange on the economizer panel. Secure hood to
panel with screws saved from Step 2. (See Fig. 15 and 16.)
5. Align hole in flange of economizer panel with left edge of
hood. Hang economizer hood on the top flange of the
economizer panel by rotating hood until top flange of the
economizer hood engages the bent flange on the
economizer panel. Rotate hood until hood is flush with the
economizer panel. Hood will support itself from flange.
Align holes in hood with holes in panel and secure hood to
panel with screws saved from Step 2. (See Fig. 16 and 17.)
Step 8 — Install All Accessories
After all of the factory--installed options have been adjusted, install
all field--installed accessories. Refer to the accessory installation
instructions included with each accessory. Consult the Carrier Price
Pages for accessory package numbers for particular applications.
BAROMETRIC
RELIEF HOOD
MOUNTING
FLANGE
POWER EXHAUST
/
C06262
Fig. 16 -- Barometric Relief/Power Exhaust
Hood Flange
MOUNTING
FLANGE
ECONOMIZER
HOOD
C06263
Fig. 17 -- Economizer Flange
Copyright2010 Carrier Corp. S 7310W.MorrisSt. S Indianapolis,IN 46231 Printedi n U.S.A. Editio n Date: 03/10
Manufacturer reservesthe rightto change, at anytime, specifications anddesigns without noti ceand without obligations.
Catalog No:50PG---40SI
Replaces: 50PG---36SI
50PG03--07