AAF HERMAN NELSON EVAPORATOR FAN MOTOR PARTS

The AAF-Herman Nelson evaporator fan motor part has wide wheels which rotate in a low speed for the purpose of reducing sound production. The wheels are resistant to impact and are well balanced to function efficiently. They are assembled in a modular construction design so that they can be easily removed from the bottom of the unit for servicing. The motors are also well designed to give easy access to the coil area to make maintenance and cleaning easy. It recommends the use of bio-degradable oil for cleaning to avoid corrosion.

The size is usually proportional with the size of the ventilator unit to ensure a balanced functioning. They are configured using the latest logarithmic expansion technologies to ensure a smoother, quieter flow of air.

They have double inlets with an offset aerodynamic blade types. The fan motor shafts measure 1 to 1¼ inch in diameter and are made of hollow steel with an end bearing of equal size. They are assembled in a direct drive model configured using draw-thru design.

They are located out of the air stream in the unit ventilator and have their hot lines shielded by a factory mounted fuses. While cleaning, one is advised to take keen not to crimp the liquid lines and the coil fins.

The motor parts conform to the requirements of the IIEC, the NEC, the IEEE and the NEMA. They are manufactured according to the requirements of the underwriter’s laboratory and adhere to the rules and regulations of the ARI. They are environmentally friendly and have been declared fit for domestic use. It recommends that Before making an evaporator fan motor purchase decision, recommends that an individual should consult his/her local representative for detailed information on the computer selection and design programs before making a motor purchase decision.