Greenheck Fan HRE-90, HRE-20, HRE-45, HRE-55 manual INSTALLATION, Operation and Maintenance Manual

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READ AND SAVE THESE INSTRUCTIONS

PART #461248

HEAT RECOVERY UNIT

WITH EVAPORATIVE COOLING

®

Models: HRE-20, 45, 55, & 90

INSTALLATION, OPERATION AND MAINTENANCE MANUAL

**WARNING**

DISCONNECT AND SECURE TO THE "OFF" POSITION ALL ELECTRICAL POWER TO THE UNITS PRIOR TO INSPECTION OR SERVICING. FAILURE TO COMPLY WITH THIS SAFETY PRECAUTION COULD RESULT IN SERIOUS INJURY OR DEATH.

**IMPORTANT**

ALL FACTORY PROVIDED LIFTING LUGS MUST BE USED WHEN LIFTING THE UNITS. FAILURE TO COMPLY WITH THIS SAFETY PRECAUTION COULD RESULT IN PROPERTY DAMAGE, SERIOUS INJURY OR DEATH.

Indirect Evaporative Cooler

(Exhaust/Scavenger Airstream)

Direct Evaporative Cooler

(Outdoor/Supply Airstream)

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Contents Read and Save These Instructions INSTALLATION, Operation and Maintenance ManualStorage Table of ContentsGeneral Lifting InstallationRecommended Roof Opening Duct Work Connections Roof Curb MountingSupply Weatherhood Exhaust WeatherhoodElectrical Connections InstallationTypical Control Center Components TOP View Service Clearances / Access Panel Locations for Model HREEvap Module Start-Up Evaporative Cooling ModulesWater Control Options for Evaporative Cooling Symptom Solution Trouble Shooting for Evaporative ModuleEvaporative Cooling Maintenance Water Coil Application Recommendations Electric Preheater Electric Heater APPLICATION/OPERATIONFrost Control APPLICATION/OPERATION Dirty Filter Switch SetupAuto DRY Cycle Economizer APPLICATION/OPERATIONPre-Start Check List Start UP ChecksFAN RPM Energy Recovery WheelCoils FAN Belts Routine MaintenanceMotors Wheel and FastenersInternal Filter Maintenance External Filter MaintenanceVibration Coil Maintenance Water Coil MaintenanceFilters Maintenance of the Energy Recovery Wheel Routine Energy Recovery Wheel MaintenanceRemoving the Energy Recovery Wheel Segments Model HRE Parts ListTrouble Shooting Warranty Trouble Shooting
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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.