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STEP 8
-
To build the rain hood, install the loose parts (metal parts) to the side panel. Before that, place the gasket (fi eld
supply) on the side panel for sealing purpose.
-
Then, follow the installation sequence below to build the rain hood:
Gasket
Item 2
Item 6
Item 7
Side panel with outdoor
air damper (item 2) which
is assembled to the unit
in step 7.
-
It is recommended to seal off all the joints and gaps with weather-proof sealant (such as silicone, fi eld supplied
item) in order to ensure a water-proof fi nishing on the rain hood.
STEP 9
-
Finally, you may see the unit with economizer kit as shown in the diagram below:
-
When roof curb is required for down throw application, refer to the recommendation in part (C) under chapter
"INSTALLATION OF THE UNIT" in this manual.
Metal cover
(blower
support) for
horizontal
return
Rooftop
unit
Unit shown in the diagrams from step 1 to step 9 are 5RT120BR. Other models shall follow the same method.
Item 3
Item 4
Item 5
Item 3
Item 6
Metal cover for
horizontal return
Item 9
Item 8
Item 7
Item 4
Item 5
Rain hood
Sealant
Item 9
Item 8
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