Twin City Centrifugal Fume Exhaust Fans - IM-390 - Manual

©2012 Twin City Fan Companies, Ltd.
INTRODUCTION
This manual has been prepared to guide the users of BAIFE and BCIFE Fume Exhaust Fans in the proper installation,
operation and maintenance procedures to insure maximum equipment life with trouble-free operation.
CONTENTS
Inspection and Receiving ...........................................................................................................................................................2
Handling and Rigging .................................................................................................................................................................2
Storage .........................................................................................................................................................................................2
Installation
• Pre-Installation Checklist ....................................................................................................................................................2
• Foundations and Supporting Structures ...........................................................................................................................3
• Roof Curb Installation .........................................................................................................................................................3
• Mixing Box Assembly Installation ......................................................................................................................................3
• Fan and Windband Installation ..........................................................................................................................................3
• Drain Connections ...............................................................................................................................................................4
• Damper and Actuator Installation ......................................................................................................................................4
Operation Checklist .....................................................................................................................................................................5
Maintenance
• Fan .......................................................................................................................................................................................5
• Motor ....................................................................................................................................................................................5
• Bearing .................................................................................................................................................................................5
• Drive .....................................................................................................................................................................................6
• Wheel and Shaft .................................................................................................................................................................6
• Structural .............................................................................................................................................................................6
• Fan Operation - Safety ......................................................................................................................................................6
Troubleshooting ...........................................................................................................................................................................6
Caution:
Fan systems include rotating components and electrical devices. Proper care must be taken during installation
and maintenance of all fan system components to protect personnel. This includes, but is not limited to the use
of protective enclosures, guards, locking devices to stop rotating parts, and electrical disconnect lock-outs. Refer
to applicable local codes to ensure compliance for all protective devices.
Fans create a suction at the inlet. Care should be taken around a the inlet of the fan, whether it is in operation
or not. Make sure the inlet area is clear prior to energizing the system. This includes all personnel and loose,
foreign objects.
IM-390
August 2014
Centrifugal Fume Exhaust Fans
INSTALLATION, OPERATION & MAINTENANCE MANUAL