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Greenheck Fan 474051 manual

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Table of contents for the manual

  • Page 1

    1 Fiberglass Centrifugal Fan Installation, Operation and Maintenance Manual Please read and save these instructions. Read car efully before attempting to assemble, install, operate or maintain the product described. Pr otect yourself and others by observing all safety information. Failure to comply with instructions could result in personal injury [...]

  • Page 2

    2 Model BCSW-FRP Fans are pr otected against damage during shipment. If the unit cannot be installed and operated immediately , precautions need to be taken to pr event deterioration of the unit during storage. The user assumes responsibility of the fan and accessories while in storage. The manufacturer will not be r esponsible for damage during st[...]

  • Page 3

    3 Model BCSW-FRP CAUTION When installing a fan, ensure the pr oper protective devices are used to pr otect personnel from moving parts and other hazards. A complete line of protective accessories ar e available from Greenheck including belt guar ds, shaft guards, and electrical disconnects. Electrical Disconnects All fan motors should have disconne[...]

  • Page 4

    4 Model BCSW-FRP Ducted Outlet Installations Discharge Duct Turns - Duct turns located near the fan discharge should always be in the direction of the fan rotation. Fan performance is reduced when duct turns are made immediately off the fan discharge. T o achieve cataloged fan performance there should be at least three equivalent duct diameters of [...]

  • Page 5

    5 Model BCSW-FRP Bases (Foundation and Isolation) In order to assur e continued alignment, a high strength, non-shrink epoxy gr out is recommended to provide the desir ed mechanical properties for support of the fan. This type of support ensures the appropriate transmission of static and dynamic loads to the equipment foundation. T o eliminate vibr[...]

  • Page 6

    6 Model BCSW-FRP Radial Gap, Overlap and Wheel Alignment Efficient fan performance can be maintained by having the correct radial gap, overlap and wheel alignment. These items should be checked after the fan has been in operation for 24 hours and before start-up after the unit has been serviced. Radial Gap is adjusted by loosening the housing bolts[...]

  • Page 7

    7 Model BCSW-FRP Flexible Couplings (Arr . 8 Only) Check for misalignment between the coupling halves. Parallel and angular misalignment and separation gap are illustrated below . Refer to coupling manufacturer’ s installation instructions for allowable misalignment and separation gap tolerances. When correcting for misalignment using shims, the [...]

  • Page 8

    8 Model BCSW-FRP Vibration Excessive vibration is the most frequent pr oblem experienced during initial start-up. Left unchecked, excessive vibration can cause a multitude of problems, including structural and/or component failure. Many of these conditions can be discovered by car eful observation. Refer to the troubleshooting section of this manua[...]

  • Page 9

    9 Model BCSW-FRP Routine Maintenance Once the unit has been put into operation, a routine maintenance schedule should be set up to accomplish the following: 1. Lubrication of bearings and motor (see below). 2. Wheel, housing, bolts and set screws on the entire fan should be checked for tightness. 3. Any dirt accumulation on the wheel or in the hous[...]

  • Page 10

    10 Model BCSW-FRP Parts List Housing Wheel Gasket Backplate Shaft Guard Shaft Seal Shaft Belt Guard Belt Guard Cover Belt Motor Pulley Shaft Pulley Adjustable Motor Slide Base Bearings Inlet Cone Outlet Flange Base/Housing Foot Angle (4) Access Door with Gasket V-Belt Drives V -belt drives must be checked on a regular basis for wear , tension, alig[...]

  • Page 11

    11 Model BCSW-FRP Problem Cause Corrective Action Excessive Noise Wheel rubbing (inlet) Adjust wheel. Tighten wheel hub or bearing collars on shaft. V -belt drive Tighten Sheaves on motor/fan shaft. Adjust belt tension. Align sheaves properly (see V -Belt Drives section). Replace worn belts or sheaves. Bearings Replace defective bearing(s). Lubrica[...]

  • Page 12

    12 474051 • BCSW-FRP , Rev . 1, November 2010 Copyright 2010 © Greenheck Fan Corporation ® Phone:(715)359-6171•Fax:(715)355-2399•E-mail:gfcinfo@greenheck.com• W ebsite: www .greenheck.com AMCA Publication 410-96, Safety Practices for Users and Installers of Industrial and Commercial Fans, pr ovides additio[...]