If there is an imminent danger, in addition to any other action you take, you should telephone OSHA. Your Right to An Inspection Often, OSHA prefers to investigate complaints by faxing a letter asking about the hazard to the employer, rather than by conducting an on-site inspection.
(November 2014) A Totally Enclosed, Fan-Cooled (TEFC) electric motor is a type of industrial electric motor with an enclosure that does not permit outside air to freely circulate through the interior of the motor. An external fan blows outside air over the frame of the motor to cool it.
[2]. Fan on or in the outdoor compressor/condenser unit: the fan in the outdoor condenser unit is required to move air across the condensing coils (in cooling mode) or if a heat pump is in heating mode, across the same coil used as an evaporator to obtain heat form outdoor air.