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CINCINNATI FAN
u s e r m a n u a l
Arrangement 1 centrifugal blower
Models PB - PBS - SPB - LM - HP I - HP II - RBE - RTE - HDBC - HDBI - HDAF
I N STA L L AT I O N - O P E R AT I O N - M A I N T E N A N C E
CF-05-IOM-24
ISSUED 6/2023
READ AND UNDERSTAND THIS MANUAL PRIOR TO OPERATING OR SERVICING THIS PRODUCT
HDAF Centrifugal Fan
Blower Serial Number
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Table of Contents
Related Manuals for Cincinnati Fan Arrangement 1 PB
Summary of Contents for Cincinnati Fan Arrangement 1 PB
- Page 1 CINCINNATI FAN u s e r m a n u a l Arrangement 1 centrifugal blower Models PB - PBS - SPB - LM - HP I - HP II - RBE - RTE - HDBC - HDBI - HDAF...
- Page 2 Do Not Exceed this RPM Fan RPM Maximum Safe Fan RPM Since Cincinnati Fan does not supply any electrical components used with Note Arrangement 2 blowers, it is the purchasers and/or users responsibility to make sure all electrical components used with this blower are in compli-...
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Page 3: Table Of Contents
Long Term Storage .............................23 Warranty, Limits of Liability, Responsibility and Returns ..............25 Parts Drawing ..............................31 All Cincinnati Fan products are packaged to minimize any damage Note during shipment. The freight carrier is responsible for delivering all items in their original condition as received from Cincinnati Fan. -
Page 4: General
general Receiving Unpacking Be careful not to damage or deform any parts of the blower when removing it from the packaging container. All the packaging material should be kept in the event the blower needs to be returned. Handling Handling of the blower should be performed by trained personnel and be consistent with all safe handling practices. - Page 5 general Never operate a blower with a non-ducted inlet and/or discharge. If the Caution blower inlet and/or discharge is non-ducted, it is the users responsibility to install an inlet and/or discharge guard. Temperature Many blowers, blower components and all motors operate at temperatures that could burn someone if they come in contact with them.
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Page 6: Installation
installation Installation Vibration Before any mounting method is selected, the user should be aware of the effects vibration will have on the motor and other parts. Improper blower installation can cause excessive vibration causing premature wheel and/or bearing failure, that is not covered under warranty. Vibration eliminator pads, springs or bases should be properly installed to prevent any blower vibration from transmitting to the foundation or support structure. -
Page 7: Duct Work Connections
installation the blower will be sitting on some type of vibration pads or mounts, follow the recommended mounting procedures supplied with the vibration elimination equipment. But, the same procedure as outlined in the previous Vibration section must be followed. FAN PEDESTAL ANCHOR BOLT FAN BASE SHIM AND GROUT... -
Page 8: Safety Guards
Safety Guards Cincinnati Fan offers guards, as optional, to keep your blower in compliance with OSHA safety regulations. These include inlet or discharge guards and any blowers built with high temperature construction includes a heat slinger guard as standard. -
Page 9: Blower Bearings
Must be replaced before the power is turned back on. V-Belt Drive Since Cincinnati Fan did not supply the belts and sheaves (drive package), they must be carefully selected for the specific operating conditions by the customer. The customer’s selection must Not Allow the blower to exceed its maximum safe speed. -
Page 10: Electrical
Specifications section of this manual. If this information is not available contact Cincinnati Fan or the sales office in your area. You must have the serial number from the blower name plate for us to determine... -
Page 11: Initial Unit Startup
Check the blower wheel, by turning the wheel by hand to ensure it rotates freely. n n n n n n Check sheaves (not supplied by Cincinnati Fan) for proper alignment and belts for proper tension. n n n n n n Check that any required guards (not supplied by Cincinnati Fan) are properly secured. -
Page 12: Vibration
After installation, the vibration levels should be checked by personnel experienced with vibration analysis and vibration analysis equipment. Since Cincinnati Fan did not supply and install the belts, sheaves or Note electrical components for this blower, it is the purchaser’s and/or user’s responsibility to select, properly install and maintain the drives in accor- dance with the manufacturer’s directions. - Page 13 operation The blower Should Not be operated if the vibration velocity of the blower Caution exceeds 0.40 inches per second, filter out, if the blower is rigidly mounted. If the blower is mounted on isolators or on an isolator base, it Should Not be operated if the vibration velocity of the blower exceeds 0.65 inches per second, filter out.
- Page 14 operation Alarm, vibration isolator mount (.65) Alarm, rigid mount (.40) Normal, vibration isolator mount (.35) Normal, rigid mount (.25) Figure 4 Vibration Severity Graph...
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Page 15: Routine Inspection And Maintenance
If the operating conditions of the blower are to be changed (speed, pressure, temperature, etc.) consult Cincinnati Fan or our sales office in your territory to determine if the unit will operate safely at the new conditions. -
Page 16: Wheel Balance
maintenance Fan Bearings are Pre-Lubricated and Ready for Use Recommended Lubrication Frequency in Months Fan Shaft Diameter (OD) Fan Operating Speed RPM " to 1" ⁄ ⁄ " to 1 ⁄ " 1 ⁄ " to 1 ⁄ " 2" to 2 ⁄... -
Page 17: Vibration
Make sure you reinstall the wheel so the proper wheel-to-inlet clearance is maintained. Failure to do this will affect the blower’s airflow (CFM), and/or static pressure (SP) capabilities and ef- ficiency. Consult Cincinnati Fan or our local sales office for your area for assistance if necessary. Vibration... -
Page 18: Blower Shaft Or Bearing Replacement
Fan Shaft and Bearing Replacement The blower shaft and bearings for Cincinnati Fan blowers are carefully selected to match the maximum load and operating conditions for each specific blower model. If the instructions in this manual and those provided by the bearing manufacturer are followed, you should not need to replace the bearings for many years. - Page 19 maintenance 17. Remove the hardware holding the bearings on the blower base. Be care- ful not to change the location of any bearing pads that were under the bearings. 18. When replacing the bearings, it is strongly recommend that the blower shaft also be replaced.
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Page 20: Dampers And Valves
maintenance 32. Install the blower wheel onto the shaft, and in the same location on the Note shaft, per the dimension you took in Step 8. 33. Align the wheel and shaft keyways and install a new key. 34. Spin the wheel by hand to make sure it is not rubbing on the blower hous- ing. -
Page 21: Safety Equipment And Accessories
Replacement Parts Under normal conditions, you should not need any spare or replacement parts for at least 24 months after shipment from Cincinnati Fan. That does not include any wear due to abrasion, corrosion, excessive temperatures, abuse, misuse, accident or any severe conditions the fan was not designed for. -
Page 22: Troubleshooting
maintenance Troubleshooting Potential problems and causes listed below are in no order of importance or priority. The causes are only a list of the most common items to check to correct a problem. If you find the cause of a problem, do not assume it is the only cause of that problem. -
Page 23: Long Term Storage
maintenance Wheel rubbing Worn or corroded blower wheel Accumulation of foreign material on blower wheel Loose mounting bolts, set screws or taper-lock hub bolts, bearings or sheaves Misalignment of blower bearings, sheaves or motor Bent motor shaft or blower shaft Excessive Noise Worn motor and/or blower bearings Motor out of balance... - Page 24 • General Motor Procedure: Since Cincinnati Fan does not supply the motor for Arrangement 1 blowers, consult you motor supplier for the correct long term storage instructions. For specific storage instructions, for the actual motor and any accessory Note parts that were supplied, refer to the manufacturer’s instructions.
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Page 25: Warranty, Limits Of Liability, Responsibility And Returns
Limited Warranty Cincinnati Fan and Ventilator Company (Seller) warrants products of its own manufacture, against defects of material and workman-ship under normal use and service for a period of eighteen (18) months from date of shipment or twelve (12) months from date of installation, whichever occurs first. This warranty does not apply to any of Seller’s products or any part thereof which has been... - Page 26 Purchaser’s and/or User’s compliance with any Federal, State and local regulations. Returns Cincinnati Fan & Ventilator Company assumes no responsibility for any mate- rial returned to our plant without our permission. An RMA (Return Material Authorization) number must be obtained and clearly shown on the outside of the carton or crate and on a packing slip.
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Page 27: Parts Drawing
Or, you can print a current version by going to our website at cincinnatifan.com. Parts Drawing Cincinnati Fan manufactures many models and arrangements with special variations. For that reason, the maintenance manuals contained on our website do not include a parts drawing nor the completed blower or fan specifica- tions on page 2. - Page 28 centrifugal blower U S E R M A N UA L SPX ENGINEERED AIR MOVEMENT CF-05-IOM-24 ISSUED 6/2024 ©2024 SPX ENGINEERED AIR MOVEMENT ALL RIGHTS RESERVED 7697 SNIDER ROAD In the interest of technological progress, all products are subject to design T E C H N O L O G I E S MASON, OH 45040 USA and/or material change without notice.
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