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Document 479870
Model USF
Series 100, 300 and 500
®
Universal Single Width Fans
Installation, Operation and Maintenance Manual
Please read and save these instructions for future reference. Read carefully before attempting to assemble,
install, operate or maintain the product described. Protect yourself and others by observing all safety
information. Failure to comply with these instructions will result in voiding of the product warranty and may
result in personal injury and/or property damage.
Series 100
Series 500
Series 300
Direct Drive
Direct Drive
Belt Drive
Series 100
Series 500
Belt Drive
Belt Drive
NOTE
For further details on safety practices involving industrial and commercial fans, refer to AMCA Publication 410.
Universal Single Width Fans
1
®
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Table of Contents
Related Manuals for Greenheck 500 Series
Summarization of Contents
General Safety Information
Guards and Protective Devices
Ensure proper installation of motor cover, weatherhood, shaft, belt, and outlet guards for safety.
Access Doors and Airflow Safety
Procedures for safe operation of access doors and awareness of air pressure/suction hazards.
Electrical Connection Safety
Guidelines for safe electrical connections, including voltage, supply wiring, and grounding.
General Information and Handling
Unit Identification and Fan Series
Details on model/serial number tags and identifying the fan series nomenclature.
Receiving, Unpacking, and Handling
Procedures for inspecting, unpacking, and safely handling the fan unit to prevent damage.
Storage Preparation and Inspection
Guidelines for inspecting fans during storage and preparing them for future use.
Storage Procedures and Clearance
Indoor and Outdoor Storage Guidelines
Recommended environments and methods for storing fans to prevent deterioration and damage.
Removing from Storage and Service Access
Steps for preparing stored fans for installation and defining necessary service clearance.
Installation Procedures
Discharge Positions and Rotation
Information on setting fan discharge orientation and verifying correct wheel rotation.
Ducted Inlet Installations
Guidance on installing fans with ducted inlets and maintaining airflow performance.
Ducted Outlet Installations
Recommendations for installing fans with ducted outlets to ensure optimal performance and minimize losses.
Non-Ducted Installations and Inlet Spin
Advice for non-ducted installations and mitigating issues like inlet spin for better performance.
V-Belt Drive Systems
V-Belt Drive Installation and Tensioning
Step-by-step guide for installing V-belts and achieving proper tension for efficient operation.
Pulley and Belt Alignment
Importance of aligning pulleys and belts for efficient operation, reduced wear, and noise.
Vibration Management
Common Sources of Vibration
Identification of common factors that cause fan vibration, aiding in diagnosis.
Foundation and Isolation Bases
Requirements for sturdy foundations and use of vibration isolators for noise and vibration reduction.
Rigging and Lifting Guidelines
Safe Lifting Practices
Procedures and precautions for safely rigging and lifting fan units to prevent damage and injury.
Field Coating Touch-Up Procedure
Safety Warnings and Precautions
Critical safety warnings regarding electrical hazards, hot surfaces, and explosive atmospheres during servicing.
Radial Gap, Overlap, and Wheel Alignment
Radial Gap and Alignment Details
Specifications and adjustment methods for radial gap and wheel alignment for optimal performance.
Wheel Centering Method
Procedure for centering the fan wheel, ensuring proper fit with the inlet cone.
Unit Start-Up Procedures
Start-Up Safety Precautions
Essential safety measures before energizing the fan unit, including power lockout.
Wheel Rotation and Inspection
Verifying correct wheel rotation and performing visual inspection of components before operation.
Pre-Start-Up Component Checks
A checklist of critical component checks before the initial unit start-up for safe operation.
Initial Start-Up Steps
Variable Speed Drive System Configuration
Guidance on configuring EC motors and VFDs for variable speed fan operation and control.
Variable Frequency Drive Operation
VFD Speed Adjustment Procedure
Step-by-step instructions for adjusting fan speed using a Variable Frequency Drive (VFD).
VFD Troubleshooting Guide
Resources and steps for troubleshooting issues related to VFD operation and performance.
Routine Maintenance and Operation
Maintenance Safety and Fan Operation
Safety during maintenance activities and guidelines for routine fan operation.
Belt Drive Maintenance
Procedures for maintaining V-belt drives, including tension checks, wear, and alignment.
Belt Drive Adjustment and Lubrication
Wheel and Fastener Maintenance
Ensuring tightness of wheels, fasteners, and set screws for reliable fan operation.
Bearing Lubrication Schedule
Recommended lubrication intervals and procedures for fan bearings to ensure longevity.
Bearing Replacement Procedures
Bearing Removal and Installation
Step-by-step guide for replacing fan bearings safely and correctly, including alignment.
Motor Maintenance Basics
General guidelines for cleaning and lubricating fan motors to ensure proper cooling and function.
Parts List - Series 500 Direct Drive
Parts List Safety Cautions
Important safety warnings related to parts identification, handling, and potential hazards.
Series 500 Direct Drive Components
Identification of major components for the Series 500 Direct Drive fan model.
Parts List - Series 500 Belt Drive
Series 500 Belt Drive Components
Identification of major components for the Series 500 Belt Drive fan model.
Parts List - Series 300
Series 300 Components
Identification of major components for the Series 300 fan model.
Parts List - Series 100 and Warranty
Series 100 Components
Identification of major components for the Series 100 fan model.
Warranty Statement Overview
Information regarding the fan product warranty terms and conditions, and retention of documentation.
Troubleshooting Common Issues
Problem Identification and Corrective Actions
A guide to diagnosing common fan problems, their causes, and recommended solutions.
Troubleshooting Notes and Warnings
Important notes and warnings related to troubleshooting fan operation, including speed limits.
Installation and Start-up Checklist
Pre-Installation Unit and Component Checks
Checklist for initial unit inspection, fan wheel, bearings, belts, and couplings before installation.
System, Accessory, and Electrical Checks
Checklist for accessories, isolation, electrical connections, and system integration before operation.
Start-Up, Final Verification, and Notices
Checklist for initial start-up, final checks, and important notices for successful operation.
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