Greenheck IG / IGX (464104 IOM) (Pre-2009) - Manual (Page 6)

6
Installation
Model CUBE
Exhaust Fan
Installation - Roof Mounted Unit Arrangement DBC
Step 5 Install Exhaust Fan
Fasten exhaust fan to curb extension with self-
tapping sheet metal screws.
Step 6 Install Exhaust Options
Install optional Greenheck hinge kit with restraining cables and grease trap with drain connection.
Step 7 Install Supply Unit
Use a crane and a set of spreader bars hooked to the
factory lifting lugs to lift and center the unit on the
curb/equipment support(s).
Use self-tapping sheet metal screws to fasten the unit
to the curb/equipment support(s).
NOTE!
Installing the exhaust fan prior to the supply unit
will allow for easier installation of options.
NOTE!
The use of all lifting lugs and a set of spreader
bars is mandatory when lifting unit.
NOTE!
Be sure to complete the outdoor venting
installation instructions.
Supply Duct with Duct
Adapter Installed
Exhaust Duct Installed
Sealant
Step 4 Apply Sealant
Apply an appropriate sealant around the perimeter of
the curb and duct adapter(s) to isolate fan vibration
and prevent water penetration.