SERVICE CLEARANCES / ACCESS PANEL LOCATIONS for Model HRE

HRE-20, 45, 55, and 90 units require minimum clearances for access on all sides for routine maintenance. Filter replacement, drain pan inspection and cleaning, energy wheel cassette inspection, fan bearing lubrication and belt adjustment, are examples of routine maintenance that must be performed. Blower and motor assemblies, energy recovery wheel cassette, coil and filter sections are always provided with a service door or panel for proper component access. Clearances for component removal may be greater than the service clearances, refer to FIGURES 6 and 7 below for these dimensions.

Clearances for service and component removal on HRE-20 and HRE-45

 

 

36 in.

 

 

Panel

 

 

 

 

 

 

Access

 

 

Exhaust

 

 

 

 

 

 

 

Hood

 

 

 

 

 

Access Panel

 

36 in.

 

 

 

 

 

 

Electrical Box

 

 

 

 

 

 

 

 

 

Panel

 

 

 

Indirect

filters

 

 

 

 

 

Evap

 

Exhaust Air

0 in.

Access

 

 

 

 

2 in.

 

Cassette

 

Section

Intake

Clearance without

 

 

 

 

 

IG Heater

 

 

 

 

 

52 in.

 

 

 

 

 

Clearance with

Outdoor Air Hood

 

Wheel

 

 

 

 

 

IG Heater

2 in. filters

 

 

Direct

 

IG Heater

 

 

 

Evap

 

 

 

Section

 

 

 

 

 

 

Access Panel

 

Slides Out

Cassette

 

 

 

Access Panel

 

 

*48 in. **64 in.

 

 

 

 

 

 

 

TOP VIEW

*Clearance for energy wheel removal on HRE-20. **Clearance for energy wheel removal on HRE-45.

FIGURE 6

Clearances for service on HRE-55 and HRE-90

 

 

42 in.

Panel

 

 

 

 

Access

 

 

 

Exhaust

 

 

 

 

Hood

 

Access Panel

 

42 in.

 

 

 

Electrical Box

 

 

 

 

 

 

Panel

 

Indirect

filters

 

 

 

Evap

Exhaust Air

0 in.

Access

 

2 in.

 

Section

Intake

Clearance without

 

Cassette

 

 

IG Heater

 

 

52 in.

 

 

Clearance with

OutdoorAir Hood

 

 

 

 

IG Heater

2 in. filters

 

Direct

 

IG Heater

 

Evap

 

Section

 

Wheel

 

 

 

Panel

 

 

Access Panel

 

 

42 in.

 

 

 

Access

 

TOP VIEW

 

 

 

 

 

 

 

 

 

FIGURE 7

6

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Image 6
Greenheck Fan HRE-45, HRE-20, HRE-90, HRE-55 manual Service Clearances / Access Panel Locations for Model HRE, TOP View

HRE-55, HRE-45, HRE-90, HRE-20 specifications

The Greenheck Fan HRE series, specifically the models HRE-20, HRE-90, HRE-55, and HRE-45, represents a blend of innovation and efficiency in the HVAC industry. Built for both commercial and industrial applications, these exhaust fans stand out due to their robust design and advanced operational features.

One of the main features of the HRE series is its energy-efficient motor design. These fans come equipped with a premium efficiency motor that reduces energy consumption while maintaining high performance. The motors are specifically designed to provide exceptional airflow while operating at lower sound levels, ensuring a quieter environment.

The HRE models also showcase advanced aerodynamic design, featuring optimized blade geometry that enhances airflow performance. This design ensures that the fans can deliver consistent and effective air movement even at varying operational conditions. This makes the HRE series suitable for use in a wide range of applications, from commercial kitchens to industrial processes.

Another significant characteristic of the HRE series is its durability. Constructed from high-quality materials, these fans are built to withstand harsh environmental conditions and prolonged usage. The robust casing and corrosion-resistant finishes ensure longevity, reducing the need for frequent repairs or replacements.

In terms of installation and maintenance, the HRE series offers significant advantages. The fans are designed for easy installation with clear mounting instructions. Additionally, maintenance procedures are simplified, allowing for hassle-free access to critical components, which reduces downtime and operating costs.

Technologically, the HRE models incorporate advanced controls and monitoring systems. These systems can offer real-time feedback on operational performance, allowing for proactive maintenance and energy management. Integrated controls can be customized to work with building management systems, providing users with seamless integration and control capabilities.

Overall, the Greenheck Fan HRE-20, HRE-90, HRE-55, and HRE-45 exemplify a commitment to quality and efficiency in commercial and industrial ventilation solutions. Their combination of energy efficiency, advanced design, durability, and user-friendly features make them a leading choice for those seeking reliable airflow solutions. These fans not only meet current industry standards but also set a benchmark for performance and innovation in the HVAC sector.