Special Tools Required, Start-Up Checklist

Start-Up Checklist for unit

Special Tools Required

Voltage Meter (with wire probes)

Amperage Meter

Incline manometer or equivalent

Tachometer

Thermometer

Start-Up Checklist

The unit will be in operational mode during start-up.. Use necessary precautions to avoid injury.. All data must be collected while the unit is running.. In order to measure volts & amps, the control center door must be open, and the unit energized using a crescent wrench to turn the disconnect handle..

Line Voltage - check at unit disconnect
	L1-L2 _________		Volts	L2-L3	_________	Volts	L1-L3________		Volts
Motor Amp Draw:
Supply Motor Amps	L1	_________	Amps	L2	_________	Amps	L3	_________	Amps
Exhaust Motor Amps	L1	_________	Amps	L2	_________	Amps	L3	_________	Amps

Fan RPM:	Supply Fan RPM _ _____________
	Exhaust Fan RPM______________
Correct fan rotation direction:		Supply Fan	Yes	/	No
		Exhaust Fan	Yes	/	No

Start-Up Checklist for Evaporative Cooler

Evaporative coolers are an integral part of the unit and must be set up properly.. Doing so will ensure correct operation and avoid water or leakage problems.. HRE units will have one or two evaporative coolers.. The following checklist must be completed for each evaporative cooler.. Qualified personnel should perform installation and be present for start-up to ensure safe and proper practices are followed.. Please refer to the Evaporative Cooling Modules section for detailed information on start-up items below.

	Indirect Evap	Direct Evap
Connect overflow line (run bleed line into overflow)	o	o
Connect drain line	o	o
Install trap	o	o
Connect water supply line	o	o
For units with Auto Drain & Fill with Freeze Protection
Install, wire, and provide power to components	o	o
Confirm temperature and timer settings	o	o
Pump filter clean and installed properly	o	o
Saturate media per IOM	o	o
Adjust bleed-off rate per IOM	o	o
Check for water carryover	o	o
Connect ‘Call for Cooling’ signal	o	o
Remove jumper wire	o	o

45, 55, 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.