Centrifugal Fans
Installation, Operation & Maintenance Manual
Centrifugal Powered
Roof & Wall Exhausters
IM-502
September 2022
This manual has been prepared to guide the users of centrifugal powered roof and wall exhausters in the proper installation, operation
and maintenance procedures to ensure maximum equipment life with trouble-free operation. For safe installation, startup and
operational life of this equipment, it is important that all involved with the equipment be well versed in proper fan safety practices
and read this manual. It is the user’s responsibility to make sure that all requirements of good safety practices and any applicable
safety codes are strictly adhered to. Because of the wide variety of equipment covered in this manual, the instructions given here are
general in nature. Additional product and engineering information is available at
Table of Contents
Exploded View..............................................................................2
Fan Overview
Impeller Rotation and Airflow ..........................................3
Fan Nameplate ..................................................................3
Dimensional Data..............................................................3
Receiving, Inspection & Unpacking .............................................4
Safety & Hazard Warnings ...........................................................4
Handling .......................................................................................5
Unit Storage .................................................................................6
General Installation ......................................................................7
Check, Test & Start Procedure .....................................................8
Motor Wiring & Installation .........................................................9
Electrical Information ...................................................................9
EC Motor Information ................................................................10
Fan Bearing Maintenance ..........................................................10
Safety & Bearing Lubrication Instructions .................................10
Speed Control Installation ..........................................................11
V-Belts ........................................................................................12
Maintenance ..............................................................................13
Accessory Installation Instructions ...................................... 14-19
Troubleshooting Guidelines .......................................................20
Installation / Start-Up Checklist .................................................21
Fan Maintenance Log ........................................................... 22-23
Refer to the Safety section(s) in this manual prior to installing or servicing the fan. The most current version of this installation and maintenance
manual can be found on our website at
www.tcf.com/resources/im-manuals
SAFETY NOTICE
REVIEW AMCA BULLETIN 410 PRIOR TO INSTALLATION
