Generally centrifugal fans have three types of blade. Centrifugal filtered supply fans installation, operation, and. The motor is attached by the adjustment rails to the stand. The fan user shall make sure that all the instructions given by this user manual are scrupulously and unmistakably followed. Performance capabilities range up to 6,300 cfm 10,703. Radial fans are industrial workhorses because of their high static pressures upto 1400. The centrifugal fans are mounted horizontally on vibration dampers. Maintenance instruction centrifugal blowers safety precautions and instructions all exposed people shall strictly follow the safety and accident prevention rules in force. Centrifugal fans our highpressure centrifugal fans are ideal for installations involving temporary wet grain holding, deep storage, and facilities where high static pressures are required. Cpf, centrifugal plug fans with backward inclined wheels ddf, direct drive tube axial duct fans dust collectors, portable units.
This manual provides instructions for the use and maintenance of allegro industries centrifugal blowers. Centrifugal fan adabdabdbfdakat asabsbbsafsa igb016. The characteristic curve of three kinds of centrifugal fan is shown in figure 2. The content of this manual can be modified by acf without any prior notice and without incurring any sanction. Centrifugal square inline fans installation, operation and. Maintenance and repairs must be done by this manual, as well as instructions that supplier of parts and. Working mechanism of a centrifugal pump a centrifugal pump is one of the simplest pieces of equipment in any process plant. Write down the model and serial number of the kice industrial fan. Filtered supply fans bcfs centrifugal filtered supply fans im4300 bcrfs belt driven centrifugal filtered supply fans im4310. Carefully read this publication prior to any installation or maintenance procedure.
Improper storage which results in damage to the fan will void the warranty. In the on position, the airminder turns the light and fan on immediately. The fan may be only installed by properly trained and qualified personnel. If you no longer have the maintenance manual that shipped with your fan, you can download it here. If storage of fan is in a humid, dusty or corrosive atmosphere, rotate the fan and purge the bearings once a month. In addition to this manual, all fans are shipped with the air. In the belt driven fan the use of typeh, engine power is transmitted to the impeller shaft using a vbelt. In the first category hydraulic, a pump may fail to deliver liquid, it may deliver an insufficient capacity or develop insufficient pressure, or it.
Do not clean moving parts when the fan is in operation. Operating problems in a centrifugal pump which can cause damage to the centrifugal pump can be either hydraulic or mechanical. Cincinnati fan provides quality centrifugal fans and blowers including 8 sizes of cast aluminum blower housings and 29 cast aluminum wheel sizes. Nadi centrifugal fans installation maintenance manual. Fans and blowers bureau of energy efficiency figure 5. Maintenance instruction centrifugal blowers acf ventilatoren. Pump maintenance michigan water environment association. Centrifugal blowers are quiet and reliable and are made to operate in a variety of. Loren cook catalog, cfs, provides additional information describing the equipment, fan performance, available. This manual is to guide the users in the proper storage, installation, operation and maintenance. Before carrying out any maintenance andor regulation operation, disconnect the fan from its power supply sources.
Centrifugal blowers, or fans, are among the most efficient and versatile pieces of air moving equipment. Centrifugal square inline fans installation, operation. Your centrifugal fan is a carefully engineered and constructed piece of. Operation and maintenance manual s200 series centrifugal pumps read and understand this manual prior to installing, operating or servicing this equipment. Improper use may result in accidents andor cause damage to the device. The spun aluminum exterior provides a pleasing appearance, weatherproof construction, and resistance to corrosion. This bulletin has been prepared to guide the users of industrial centrifugal.
There are two primary varieties of fan, axial fans and centrifugal fans. Dampers should be installed only when the fan is at the level of the installation, in order to. The air is pressurized by the aerodynamic lift generated by the fan blades, much like a propeller and an airplane wing. The new york blower company is committed to supporting and supplying necessary equipment to meet the critical demands of the supply chains essential to aid america in this time of need. Carefully read this publication and any supplemental documents prior to any installation or maintenance procedure. D36a centrifugal fan d51 double width fan d64 pbi fan d53 pressure blower d16a industrial fan to order spare parts.
Our application engineers design all of these components to accommodate an application. A centrifugal fan consists of three main components. Centrifugal fans maintenance manual dust control systems oy. This owners manual is intended as a guide for proper installation, operation and maintenance to keep your. Operation and maintenance instructions page 7 centrifugal fan picture 3. Centrifugal filtered supply fans installation, operation. Operation and maintenance manual s200 series centrifugal pumps. Page 1 general safety information page 2 page 3 inspection and maintenance during storag. Via montenapoleone, 9 20121 milano italia capitale sociale. Loren cook catalog, sqn, provides additional information describing the equipment, fan performance, available accessories and specification data.
The boma international preventive maintenance guidebook. The nadi radial centrifugal fans are designed and built for industrial application. In the first category hydraulic, a pump may fail to deliver liquid, it may deliver an insufficient capacity or develop insufficient pressure, or it may lose its prime after starting. If the fans are belt driven, check pulley alignment and belt tension before starting the fan.
Centrifugal fans are capable of generating relatively high pressures. The spun aluminum exterior provides a pleasing appearance, weatherproof. Operation and maintenance manual s200 series centrifugal. Belt tension must be checked 2 4 weeks after startup. Ul listed natural gas boosters high capacity series. When properly installed and maintained, your fan will be trouble free. You must read and understand this manual and be trained in.
Being a rotating machine the fan has the po n m677ytential for causing serious injuries, if operators get close to the fan impeller blade or shaft or pulleycoupling when in. And maintenance instructions bulletin imigl 617 spare or repair parts may be ordered from your nearest chicago sales engineer by giving the part name, wheel, motor, bearing, etc. The fan should also be installed in accordance with the instructions. Following these maintenance manuals requires good basic skills at maintenance and experience in similar maintenance tasks. For additional safety information, refer to amca publi. In the off position, the light goes off immediately and the fan is in operation for a period of time as preset from 1 to 60 minutes. For additional information, application assistance or special service. Centrifugal fan types and selection guide grainger knowhow. The scroll housing in a centrifugal fan accelerates the air and changes the direction of the airflow twice, a full 90 degree, before leaving the housing. Pti, a global leader in fan technology for more than 25 years, manufactures both axial and centrifugal fans. Do not spin fan wheel faster than max cataloged fan rpm. Centrifugal wall mounted exhauster direct drive fans cwd is designed to exhaust air up to 3,360 cfm, with high static pressure capability up to 1. Click here to get the nyb preservice maintenance checklist. To help clear up that confusion, here is a breakdown of the fan types, their benefits, and their uses.
Centrifugal fans centrifugal blowers are a common type of fan used in consumer and industrial products to move air or other gases. The fan is manufactured in compliance with safety standards, marked with the ce mark and is supplied with a declaration of conformity. The restart has to be executed by respecting the safety instructions of the manual, chapter putting into operation safety checks. Safety safety guidelines this manual contains information that is important for you, the owneroperator, to know and understand. Acfplr, af, bc, bc pb, ecf plenum, hpbc, rts material handling centrifugal fans. This manual is to guide the users in the proper storage, installation, operation and maintenance procedures to ensure maximum equipment life and troublefree operation. If possible also give the bearing or shaft size and the fan class.
Direct drive, rugged steel housings, and nonoverloading, vibrationproof fan wheels enhance performance and durability. Operation and maintenance instructions centrifugal fan. Do not allow the power cable to kink or come in contact with oil, grease, hot surfaces or chemicals. Fans should be installed and serviced by qualified personnel only. Fan wheels and fan wheel types all fan wheels are balanced before shipment. Maintenance checklist for fans according to atex nicotra. Kice fan operating safely and efficiently on the job. This information relates to protecting personal safety and preventing equipment problems. Installation, operation and maintenance manual pn 463687.
Although they can sometimes be used interchangeably with centrifugal fans, axial fans are commonly. These fans are specifically designed for roof mounted applications exhausting relatively clean air. Model g is a direct drive downblast centrifugal exhaust fan. Rotation of the fan equipment and its corresponding fan wheel is designated as clockwise or counterclockwise. These fans are normally supplied in any one of the 9 arrangements as detailed in drawing oim001.
They are suitable for high pressure applications as compared with axial flow fans. Page 4 prestarting checks page 5 page 6 page 7 parts. If the fan rpm is changed, the motor current should be checked to make sure it is not exceeding the motor nameplate amps. Centrifugal fans this bulletin has been prepared to guide the users of industrial centrifugal fans in the proper installation, operation and maintenance procedures to ensure maximum equipment life with troublefree operation. The article has been written keeping in mind the level and interests of students and the beginners in operation.
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