Installation of Roof Mounted Unit Arrangement DBC

1. Install Curb/Equipment Support(s)

Position curb/equipment support(s) on the roof (reference the CAPS submittal for placement of curb/ equipment support(s) in relation to the unit). Verify that all unit supports are level, shim if necessary. Attach curb to roof and flash into place. Attach the equipment support(s) to the roof, remove metal cover, flash to wooden nailer and reinstall cover.

Roof Curb

Metal Cover

Equipment

Support

Roof Curb and Equipment Support

2. Install Combination Extension

Install combination extension over curb. Lag into place using wood screws. Locate the extension so the tall vented side is over the

exhaust opening.

Exhaust

1 inch

 

 

 

Inside Flange

 

Supply

 

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.

Exhaust Duct

Installed

Sealant

Supply Duct with

Duct Adapter Installed

Sealing Ductwork

5. Install Exhaust Fan

Fasten exhaust fan to curb extension with self- tapping sheet metal screws. Installing the exhaust fan prior to the supply unit will allow for easier installation of options.

Model CUBE

Exhaust Fan

Combination Extension

3. Install Ductwork

Good duct practices should be followed for all ductwork. All ductwork should be installed in accordance with SMACNA and AMCA guidelines, NFPA 96 and any local codes. Reference the CAPS submittal for ductwork size and location.

Exhaust Ductwork by Others

Supply Ductwork by Others

Installing Exhaust Fan

NOTE

NFPA 96 requires the exhaust fan to be hinged.

6. Install Exhaust Options

Install optional Greenheck hinge kit with restraining cables and grease trap with drain connection.

Ductwork

NOTE

The use of a duct adapter is recommended on a downblast (DBC) arrangement to align the ductwork with the supply unit. The duct adapter is only a guide and is not to be used as a support for the ductwork.

®

Model MSX Make-Up Air

5

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Greenheck Fan 470658 MSX manual Installation of Roof Mounted Unit Arrangement DBC, Install Curb/Equipment Supports
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470658 MSX specifications

The Greenheck Fan 470658 MSX is a premium performance ventilation solution designed to meet the needs of various commercial and industrial applications. Known for its robustness and efficient air movement capabilities, the MSX series is highly regarded in the industry for its innovative technologies and user-friendly features.

One of the standout features of the Greenheck Fan 470658 MSX is its advanced motor technology. It is equipped with an energy-efficient direct drive motor, which minimizes energy consumption while delivering high airflow rates. The motor's design allows for quieter operation, making it ideal for environments where noise reduction is crucial.

The aerodynamic design of the fan blades is another hallmark of the Greenheck MSX. The blades are engineered to enhance performance by maximizing airflow while reducing turbulence. This design optimization results in increased efficiency and lower operational costs over time. Furthermore, the fan is capable of handling a wide range of air volumes, making it versatile for various installation requirements.

Durability is a key characteristic of the Greenheck Fan 470658 MSX. Constructed from high-quality materials, it can withstand harsh environmental conditions, including exposure to moisture and corrosive elements. The fan housing is designed to be robust, ensuring long-lasting performance and minimal maintenance needs.

In addition to its physical attributes, the MSX series comes equipped with smart technology features. The fan can be integrated with building management systems for real-time monitoring and control, helping facility managers optimize energy usage and maintain indoor air quality. The inclusion of variable speed controls further enhances adaptability, allowing users to adjust fan speed according to specific ventilation needs.

Safety features are also a priority with the Greenheck Fan 470658 MSX. The unit is designed with built-in protections against overheating and overcurrent, ensuring reliable operation under demanding conditions. Additionally, the fan meets rigorous safety standards and certifications, instilling confidence in its performance.

With its combination of efficiency, durability, and innovative features, the Greenheck Fan 470658 MSX is a top choice for those seeking reliable ventilation solutions. Its ability to deliver consistent airflow while minimizing energy consumption sets it apart in the competitive market of industrial fans, making it a valuable investment for businesses looking to enhance their air management systems.
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