Larkin XUEF-100 Installation, Operation And Maintenance Manual

Larkin XUEF-100 Installation, Operation And Maintenance Manual

Utility fans

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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.
XUEFD-100

General Safety Information

Only qualified personnel should install this fan.
Personnel should have a clear understanding of these
instructions and should be aware of general safety
precautions. Improper installation can result in electric
shock, possible injury due to coming in contact with
moving parts, as well as other potential hazards.
Other considerations may be required if seismic
activity is present. If more information is needed,
contact a licensed professional engineer before
moving forward.
1. Follow all local electrical and safety codes, as
well as the National Electrical Code (NEC) and the
National Fire Protection Agency (NFPA), where
applicable. Follow the Canadian Electric Code
(CEC) in Canada.
2. The rotation of the wheel is critical. It must be free
to rotate without striking or rubbing any stationary
objects.
XUEF-100
XUEF-300
Model XUEF(D)-100, XUEF-200, 300 and 400
XUEF-200
XUEF-400
3. Motor must be securely and adequately grounded.
4. Do not spin fan wheel faster than max cataloged
fan RPM. Adjustments to fan speed significantly
effects motor load. If the fan RPM is changed, the
motor current should be checked to make sure it is
not exceeding the motor nameplate amps.
5. Do not allow the power cable to kink or come in
contact with oil, grease, hot surfaces or chemicals.
Replace cord immediately if damaged.
6. Verify that the power source is compatible with the
equipment.
7. Never open access doors to a duct while the fan is
running.
Document 480081
Utility Fans
Utility Fans
1

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Summary of Contents for Larkin XUEF-100

  • Page 1: General Safety Information

    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. XUEFD-100 XUEF-100 XUEF-200 XUEF-300 XUEF-400 General Safety Information Only qualified personnel should install this fan.
  • Page 2: Receiving, Unpacking, Handling

    Receiving DANGER Upon receiving the product, check to ensure all Always disconnect, lock and tag power source items are accounted for by referencing the delivery before installing or servicing. Failure to disconnect receipt or packing list. Inspect each crate or carton power source can result in fire, shock or serious for shipping damage before accepting delivery.
  • Page 3: Table Of Contents

    2. Rotate the fan wheel by hand and assure no parts XUEF-100 Belt Adjustment ....13 are rubbing. Access to the wheel is obtained Wheel and Fastener Maintenance .
  • Page 4: General Information

    NOTE and rigging before hoisting to desired location. 7. Never lift unit in windy conditions. Models XUEF(D)-100-BI and XUEF-100-FC will include an integrated electrical disconnect. 8. Preparation of roof opening should be completed prior to lifting unit to the roof.
  • Page 5 Sizes 7 thru 24 Sizes 4 thru 24 XUEF-100 Arrangement 10 XUEFD-100, XUEF-200 and XUEF-300 Arrangement 10 Without Isolation Base Without Isolation Base Optional Height Savings Bracket...
  • Page 6: Installation

    Installation Sizes 7 thru 30 Move the fan to the desired location. Check and XUEF-400 Class 0, I, II, Arrangement 10 tighten fasteners throughout the unit and then fasten Without Isolation Base securely through mounting holes provided in the base angles.
  • Page 7: Ducted Inlet Installations

    Ducted Inlet Installations Non-Ducted Installations Inlet Duct Turns - Installation of a duct turn or elbow Inlet Clearance - Installation of a fan with an open too close to the fan inlet reduces fan performance inlet too close to a wall or bulkhead will cause because air is loaded reduced fan performance.
  • Page 8: Fan Drainage Piping And Trap Detail

    Fan Drainage Piping and Trap Detail IMPORTANT (by others) When installing a fan, ensure the proper protective Fans may have been supplied with an optional drain. devices are used to protect personnel from Drains are located at the underside of the scroll moving parts and other hazards.
  • Page 9: V-Belt Drives V-Belt Drive Installation

    Field Coating Touch-Up Procedure V-Belt Drives for Scratched Areas V-Belt Drive Installation Standard coating and color is RAL 7023 Concrete 1. Remove the protective coating from the end of the Grey. The procedure outlines the correct method for fan shaft using mineral spirits or another similar repairing minor scratches in the coating.
  • Page 10: Radial Gap, Overlap And Wheel Alignment

    9 (229) ⁄ ⁄ having the correct radial gap, overlap and wheel Radial Overlap alignment. These items should be checked after the Overlap XUEF-100-BI Tolerance fan has been in operation for 24 hours and before Straight Straight inches (mm) Edge Edge start-up when the unit has been disassembled.
  • Page 11: Unit Start-Up

    Unit Start-Up Additional Steps for Initial Start-Up WARNING 1. Check for proper wheel Disconnect and secure to the OFF position all rotation by momentarily electrical power to the fan prior to inspection energizing the fan. or servicing. Failure to comply with this safety Access to view the wheel precaution could result in serious injury or death.
  • Page 12: Vibration

    Vibration Routine Maintenance and Operation On start-up and during operation, the unit should operate smoothly with minimal vibration. It is possible WARNING that a higher degree of vibration may be experienced. Excessive vibration if left unchecked, can cause a Before taking any corrective action, make certain multitude of problems, including structural and/or unit is not capable of operation during repairs.
  • Page 13: Belt Drive Maintenance

    XUEF-100 Belt Adjustment Belt Drive Maintenance Belts on the XUEF-100 are adjusted from the exterior V-belt drives must be checked on a regular basis of the fan. The end cover must be removed so that for wear, tension, alignment and dirt accumulation.
  • Page 14: Bearing Lubrication Schedule

    Bearing Lubrication Schedule Variable Frequency Drive Operation Shaft bearings are the most critical moving part of a fan. Therefore, special attention should be given to For operation with a variable frequency drive (VFD), keeping the bearings clean and well lubricated. Proper always check motor amps when adjusting the lubrication provides for reduction in friction and operating frequency.
  • Page 15: Bearing Replacement

    Bearing Replacement For Arrangement 10 Bearing Installation The intent of this procedure is to allow a field service 1. Before installing, read bearing manufacturers’ technician to replace bearings with the fan remaining procedures. Before putting the new bearings on in place in its intended application. All work can the shaft, you may need to break what is called be conducted by accessing the bearings by either swivel torque on the bearings (depending on style...
  • Page 16: Parts List

    UL. • XUEFD-100 Scroll Housing Motor Motor Cover Wheel Inlet Cone Motor Bracket • XUEF-100 Shaft Pulley (driven) Motor Pulley Belt(s) (driver) Drive Side Bearing Opposite Drive Side Bearing Fan Shaft...
  • Page 17 • XUEF-200 • XUEF-300 Shaft Pulley (driven) Belt(s) Motor Pulley (driver) Drive Side Bearing Weatherhood Opposite Drive Side Bearing Components Fan Shaft Heat Slinger* (XUEF-300) Rub Ring* (XUEF-300) Shaft Seal* (XUEF-300) Drive Frame Assembly Motor Scroll Housing Outlet Flange* Wheel Inlet Cone Inlet Flange* Outlet Guard*...
  • Page 18 • XUEF-400 Shaft Pulley (driven) Drive Side Bearing Belt(s) Opposite Drive Side Bearing Fan Shaft Heat Slinger* Rub Ring* Shaft Seal* Motor Pulley (driver) Drive Frame Assembly Adjustable Motor Plate Motor Punched Outlet Flange* Scroll Housing Companion Outlet Flange* Wheel Inlet Cone Outlet Guard* Inlet Flange*...
  • Page 19: Troubleshooting

    Troubleshooting WARNING AVERTISSEMENT Before taking any corrective action, make certain Avant d’entreprendre toute action corrective, unit is not capable of operation during repairs. s’assurer que l’appareil ne pourra pas fonctionner durant les réparations. Problem Cause Corrective Action Adjust wheel and/or inlet cone. Wheel Rubbing Inlet Tighten wheel hub or bearing collars on shaft.
  • Page 20: Maintenance Log

    Notes: __________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ Larkin Industries, Inc. 114 David Green Rd., Birmingham, AL 35244 Phone: 1.800.322.4036 Fax: 1.205.987.0583 Email: Sales@larkinhoods.com 480081 • XUEFD, XUEF, Rev. 5, August 2018 Copyright 2018 © Larkin Industries, Inc.

This manual is also suitable for:

Xuefd-100Xuef-200Xuef-300Xuef-400

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