Twin-city Centrifugal Fume Exhaust Fans - IM-390 User Manual download pdf

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

1 2 3 4 5 6 7 8

Summary of Contents

Page 1 - Centrifugal Fume Exhaust Fans

Page 2 - INSTALLATION

2Twin City Fan IM-390INSPECTION AND RECEIVINGAll Twin City Fan & Blower products are carefully con-structed and inspected before shipment

Page 3 - Figure 2. Bolted Installation

Twin City Fan IM-3903Foundations and Supporting StructuresThe best means of floor mounting a fan is on a well-designed, flat, level concrete foundati

Page 4 - Figure 5. Drain

4Twin City Fan IM-390YXPPFFGAP ANGULAR PARALLEL GAP AND MISALIGNMENT MISALIGNMENT END FLOATX-Y = ANGULAR MISALIGNMENTP = PARALLEL OFFSET (MISALI

Page 5

Twin City Fan IM-3905The 2-Position spring return actuator is attached to the damper shaft through the slide out door in a Nema 4 enclosure and can

Page 6

6Twin City Fan IM-390Greases are made with different bases. There are syn-thetic base greases, lithium base, sodium base, etc. Avoid mixing gre

Page 7

Twin City Fan IM-39072. Bearing failure. Check bearings (lubrication).3. Supply voltage high or inconsistent supply frequency. Adjustable frequency

Page 8 - Bearings

WARNING1. This equipment must not be operated without proper guarding of all moving parts. While performing maintenance be sure remote power

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Twin-city Centrifugal Fume Exhaust Fans - IM-390 User Manual

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Summary of Contents

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