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.
In a fully sealed cooling system, the cap on top of the radiator is not usually opened for topping up the system. The sealed cooling system Expansiontank Fan Radiator Top hose Bottom hose Heater Heater hoses. Coolant in a sealed system does not evaporate to the atmosphere, and should never need topping up.