Hog Slat Inc. Newton Grove, NC USA December 2022 21 Wind Storm Fans Maintenance In order to begin any maintenance or service to the fan, power must be turned OFF and all moving parts must come to a complete STOP before accessing. All parts inside of the fan housing are accessed by removing the exit wire guard and inlet shutter. Once service is complete, clean excessive build-up from parts. Excessive dust and dirt on parts can cause vibration in the propeller and overheating of the motor. Before beginning operation again, ensure that all safeguards are back in place and all foreign objects are free from the area. DURING MAINTENANCE AND OPERATION THE FOLLING MUST BE MAINTAINED TO ENSURE PROPER PERFORMANCE AND TO EXTEND USABLE COMPONENT LIFE. • DRIVE COMPONENTS ALIGNMENT o Proper alignment of pulleys, tension arms, etc.. is required to avoid excessive belt and drive component wear. Failure to maintain correct alignment during maintenance will void warranty of drive components A straight edge or laser alignment device should be utilized to check for alignment of drive components [! IMPORTANT ! If for any reason drive system components are removed/replaced or loosened; it is important to ensure that components are properly realigned to achieve proper performance and longevity ] • BELT TENSION AND DIRECTION (when applicable) o Proper belt tension and direction is critical to avoid excessive belt and drive component wear. Failure to maintain correct belt tension during operation or maintenance will void warranty of drive components. Supplied belt tensioner should be used to ensure proper belt tension. Correct operation occurs when the tension arm is operating at the second indicator mark Correct belt direction (when applicable) can be determined by an indicator on the belt notating desired rotation direction
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