Table of Contents

General Safety Information . . .

. . . . . . .

.1

Receiving, Handling and Storage .

. . . . . .

. 2

Product Overview

. . . . . . .

.4

Models and Capacities

. . . . . . .

.4

Subassemblies

 

 

Coils

. . . . . . .

.5

Dampers

. . . . . . .

.5

Energy Wheel

. . . . . . .

.5

Filters

. . . . . . . . . . . . .

. .5

Heat Pump Module

. . . . . . .

.6

Optional Electric Heaters. . . .

. . . . . . . .6

Optional Indirect Gas Furnace

6

Installation

 

 

Dimensional Data.. . . . . . . . . . . . . . 7

Unit Weights and Recommended Roof Opening . . 7

Service Clearances

. . . . . . . .8

Handling, Lifting and Lifting Lugs

. 9

Roof Curb Mounting, Dimensions, Weights . . . .10

Ductwork Connections . . . . . . . . . . . .11

Rail Mounting / Layout

11

Exhaust Weatherhood

. . . . . . .

11

Start-Up Unit

. . . . . . . 12

Pre-Start-Up Checklist

13

Start-Up Procedure

. . . . . . . 13

Voltage Imbalance. . . . . . . . . . . . . .13

Unit Start-Up Checklist

. . . . . .

.14

Electrical Information

 

 

General Electrical Information. .

. . . . . . .

15

Discharge Air Temp Sensor. . .

. . . . . . .

16

Plumbing/Piping Overview

 

 

Condensate Drain Trap

. . . . . . .16

Optional Remote Control Panel and

 

Wiring Schematics

. . . . . . .

17

Typical Control Center Components

18

Electrical Controls

 

 

Optional Frost Control

. . . . . . . 19

Optional Economizer. . . . . . . . . . . . .20

Phase Monitor

. . . . . . .

20

Variable Frequency Drive. . . .

. . . . . . . 20

Optional Rotation Sensor

21

Dirty Filter Sensor

. . . . . .

.21

Energy Wheel

Start-Up. . . . . . . . . . . . . . . . . .22

Sequence of Operation

.

.

.22

Maintenance

. . . . . .

. .

 

 

23

Troubleshooting. . . . . . . . . . . . . . .24

Heat Pump Overview

 

 

 

 

 

Heat Pump Components. .

. . . . . . .

.

.

24

Heat Pump Controls

.

.

.25

Refrigeration Schematic. . . .

. . . . . . .

 

 

26

Typical Operating Conditions

. . . . . . . . .

 

 

26

Unit Protection Module Fault Indicators . . .

.

.

27

Troubleshooting

 

 

 

 

 

Controller Alarms. . . . . . . . . . . . . . 28

Airflow . . . . . . . . . . . . . . . . . . 29

Unit

.

 

 

30

Refrigeration Circuit.

. . . . . . . . . .

. 31-35

Maintenance

 

 

 

 

 

Monthly, Semianually, Annually

.

.

.36

Heat Pump.

. . . . . . . . . . . . .

.

.

.36

Maintenance Procedures

 

 

 

 

Lubrication.

. . . . . . . . . . . . .

.

.

.36

Dampers. .

. . . . . . . . . . . . .

. .

 

 

36

Fan Belts . . . . . . . . . . . . . . . . 36-37

Fan Motors

. . . . . . . . . . . . . . . .

 

 

37

Fan Wheel and Fasteners

.

.

.37

Fan Bearings . . . . . . . . . . . . . . . .37

Internal Filter Maintenance

.

.

38

External Filter Maintenance

.

.

38

Coil Maintenance. .

. . . . . . . . . .

.

.

38

Maintenance Log. . . .

. . . . . . . . . .

 

 

39

Warranty. .

. . . .

. . .

. . . . . . Backcover

Model ERCH-HP Energy Recovery Unit 3

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Greenheck Fan 473501 manual Table of Contents

473501 specifications

Greenheck Fan 473501 is a significant player in the world of ventilation solutions, specifically designed to meet the increasing demands for efficiency and effectiveness in air movement. This commercial-grade fan is particularly noted for its high performance and reliability, making it a top choice for various applications, ranging from industrial settings to larger commercial spaces.

One of the main features of the Greenheck 473501 is its energy-efficient design. It is engineered to minimize energy consumption while maximizing airflow, allowing users to achieve optimal performance without incurring high utility bills. The fan is equipped with a powerful motor that not only ensures consistent airflow but also contributes to its overall longevity and durability.

The fan boasts an impressive air performance rating, which is crucial for environments that require precise temperature and humidity control. With adjustable airflow settings, users can customize the fan’s operation to suit specific needs, whether that means circulating air in a warehouse or exhaust in a manufacturing facility.

Another standout characteristic is the fan's robust construction. Built with corrosion-resistant materials, the Greenheck 473501 is ideal for use in harsh environments, where exposure to moisture and other elements could compromise lesser fans. The design also incorporates noise-reducing technologies, making it suitable for settings where quiet operation is essential, such as schools, hospitals, and office buildings.

In terms of installation, the Greenheck 473501 is designed for versatility. It can be easily integrated into various ventilation systems, whether for new constructions or upgrades to existing infrastructure. Its compact footprint allows for convenient placement without sacrificing performance.

Furthermore, Greenheck offers extensive support and resources for this model, ensuring users have access to the information necessary for optimal operation, maintenance, and any potential troubleshooting.

Overall, the Greenheck Fan 473501 represents a harmonious blend of efficiency, durability, and flexibility, making it an ideal choice for those seeking a high-quality ventilation solution that meets contemporary environmental standards while delivering reliable performance across diverse applications.