Catastrophic Bearing Failure
An Aluminum Foil manufacturer experienced catastrophic bearing failure on a combustion air furnace fan. When the bearings failed, the fan wheel made contact with the fan housing. The combustion air fan provides air to the furnace gas burners. The furnace heats the aluminum foil rolls to burn off the oil used to manufacture aluminum rolls when the aluminum passes through mills and separators. Horner Fan received the damaged fan. The incoming inspection revealed the fan hub was cracked and along with the fan wheel damage – bent/cracked blades and ripped off back plate, Horner Fan recommended to manufacture a replacement. The [...]