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To strain waste particles in chilled water
fan coil unit
To cooling air passing through in room
Fan at the compressor does not tun on humming noise
This is a fan coil unit produced by the Carrier Coporation.
The question is too vague, It depends on the Tonnage (BTU's) and or the Horsepower of the fan motor.
heating coil or fan
Fan coil unit (FCU) Federal Credit Union (FCU) Fused connection unit (FCU) there may be more...
FCU means FAN COIL UNIT and ACCU stands for AIR COOLED CONDENSING UNIT
considering a single airconditioning unit, suggested size of generator is 110% of combined electric power required or in the nameplate of compressor + fan motor + evaporator (Fan Coil Unit) if split unit type.
The fan coil filters is used for return air cleaning.
first, turn "fan on" see if fan run, if yes, turn fan back ot auto, and turn ac on. and again see the fan in door run? if yes check see if there is 24V come out to the contacter coil out side, (thermostate wire goes to the contacter coil to energine the coil). if yes. replace the contactor, if no, check see the thermostate wire broke or lose. in and out side.