Roof Mounted Exhaust Fans

A Warehouse and Logistics Company was having electrical problems with three roof mounted exhaust fans. Apparently when installed they had been wired incorrectly. Time took its toll and the units eventually stopped working. The electricians who were called in to evaluate the unit, contacted Horner to evaluate the unit from a mechanical perspective. As suspected, the fans had been installed incorrectly as well. Upon inspection by Horner the following issues were found: incorrectly wired motors – causing failure and incorrectly mounted frames – causing belt wear, sheave deterioration and bearing failure. The customer had the units removed from the roof and [...]