Cincinnati Fan HDAF Installation, Safety, Operation & Maintenance Instructions And Parts List Download

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OMM-05-0509-page 8

Fig. 5 Vibration Severity Chart

BEFORE STARTING ANY INSPECTION OR MAINTENANCE, BE SURE BLOWER IS TURNED OFF, POWER IS

LOCKED OUT AND THE BLOWER WHEEL HAS BEEN CAREFULLY SECURED TO PREVENT WIND MILLING. IF THE

OPERATING CONDITIONS OF THE BLOWER ARE TO BE CHANGED (SPEED, PRESSURE, TEMPERATURE, ETC.)

CONSULT CINCINNATI FAN OR OUR SALES OFFICE FOR YOUR TERRITORY TO DETERMINE IF THE UNIT WILL

OPERATE SAFELY AT THE NEW CONDITIONS.

V. ROUTINE INSPECTION & MAINTENANCE

Periodic inspection of all the blower parts is the key to good maintenance and trouble-free operation. The frequency
of inspections must be determined by the user and is dependent upon the severity of the application,

BUT,

it should

NEVER

exceed a 12 month period. The user should prepare an inspection and maintenance schedule and make

sure it is adhered to.

Summary of Contents for HDAF

Page 1: ... file a claim with the freight carrier ATTENTION RECEIVING DEPARTMENT Since Cincinnati Fan does not supply any electrical components used with Arrangement 1 blowers it is the purchasers and or users responsibility to make sure all electrical components used with this blower are in compliance with all compa ny local state and federal regulations governing the use of this blower for the specific app...

Page 2: ...erators and maintenance personnel should read AMCA Publication 410 96 Recommended Safety Practices for Users and Installers of Industrial and Commercial Fans This manual is included with the blower Additional copies can be requested by writing us at Cincinnati Fan 7697 Snider Rd Mason OH 45040 9135 2 Sound Some blowers can generate sound that could be hazardous to personnel It is the responsibilit...

Page 3: ...wer to the blower should be immediately turned off and locked out in accordance with OSHA reg ulations Power to the blower should NOT be turned back on until the required guards have been repaired or replaced This blower can become dangerous due to a potential windmill effect even though all electrical power has been turned off or disconnected The blower wheel should be carefully secured to preven...

Page 4: ... wheel diameters from the blower Any duct elbows located closer than 2 wheel diameters to the blower inlet or discharge WILL reduce the air performance and blower efficiency Any duct elbows near the blower discharge should be in the same rotational direction as the blower rotation Non Ducted Blower Inlet Any blower with no ducting on the inlet must have an inlet guard The blower should be located ...

Page 5: ...d its maximum safe speed If you do not know the maximum safe speed for this blower DO NOT make a drive selection without first consulting Cincinnati Fan or our sales office for your area Timing belts should never be used on any blowers The purchaser and or user is responsible for installing the sheaves and belts for this blower in accordance with the drive manufacturers instructions This includes ...

Page 6: ...tive that the blower be subjected to a gradual rate of temperature increase not to exceed 15 F minute 8 C minute The same temperature limits are also important when the blower is experiencing a drop in temperature until the temperature drops down to 150 F 65 C Only when the entire blower has reached an equilibrium temperature of 150 F 65 C or less should the power be turned off 13 Make sure the po...

Page 7: ...d to complete blower failure that could cause property damage severe personal injury and death The user must determine the frequency of this inspection based on the actual circumstances of their operation BUT checking the vibration readings should NEVER exceed a 12 month period For the AMCA ANSI standard for vibration limits see Fig 5 on page 8 The blower SHOULD NOT be operated if the vibration ve...

Page 8: ...SULT CINCINNATI FAN OR OUR SALES OFFICE FOR YOUR TERRITORY TO DETERMINE IF THE UNIT WILL OPERATE SAFELY AT THE NEW CONDITIONS V ROUTINE INSPECTION MAINTENANCE Periodic inspection of all the blower parts is the key to good maintenance and trouble free operation The frequency of inspections must be determined by the user and is dependent upon the severity of the application BUT it should NEVER excee...

Page 9: ...Fig 5 on page 8 Airstream material or chemicals can cause abrasion or corrosion of the blower parts This wear is generally uneven and over time will lead to the wheel becoming unbalanced causing excessive vibration When that happens the wheel must be rebalanced or replaced The other airstream components should also be inspected for wear or structural dam age and cleaned or replaced if necessary Af...

Page 10: ...ngly recommended that the blower shaft also be replaced at the same time Use the following applicable steps when replacing the blower bearings and or blower shaft 1 LOCK OUT THE POWER SOURCE TO THE MOTOR AND LET WHEEL COME TO A COMPLETE STOP 2 Disconnect the inlet and or discharge duct work from the blower 3 Remove the belt guard if applicable Not supplied by Cincinnati Fan 4 Loosen the tension on...

Page 11: ...ation chart in Fig 5 on page 8 They should also be very close to the original readings you recorded in Fig 4 on page 7 48 Repeat steps 42 43 44 45 46 and 47 in that order after 8 hours and again after 1 week E Dampers and Valves Airflow control device Turn off and lock out power to the blower motor Any dampers or valves should be periodically inspected to make sure all parts are still operable wit...

Page 12: ... procedures MUST be followed Failure to follow proper procedures can cause property damage severe bodily injury and death 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 Different problems can ha...

Page 13: ...c Accessible for periodical inspection and maintenance 2 The blower should be supported under each corner of its base to allow it to breathe Supports 2 x 4 s timbers or railroad ties should be placed diagonally under each corner 3 If the equipment is to be stored for more than three 3 months the entire blower assembly must be loosely covered with plastic but not tightly wrapped 4 Initial inspectio...

Page 14: ...OLD Removal of the Sellers nameplate or any generic fan nameplate containing the fan serial number voids all warranties either writ ten or implied Failure to complete and document all the pre startup and post startup checks and perform the suggested routine maintenance checks voids all warranties either written or implied LIMITATION OF LIABILITY Notice of any claim including a claim for defect in ...

Page 15: ...1 For the parts drawing of all the standard components and specifications for the specific blower or fan that you have please contact our local Cincinnati Fan sales office for your area You will need to give them the serial number shown on the blower or fan nameplate so they can supply you the correct information Click on Contact a Sales Rep on our website for the name and contact information for ...

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