Company HBC Series Spec Sheet

GUIDE SPECIFICATIONS (cont.)
1.07 ENVIRONMENTAL REQUIREMENTS
A.Donotoperateunitsforanypurpose,temporaryorpermanent,untilductworkisclean,ltersareinplace,andfanhasbeentestrun
under observation.
PART 2: PRODUCTS
2.01 MANUFACTURERS
A. Thefollowingmanufacturersareapprovedforuse.Nosubstitutionswillbepermitted.      
1. FirstCompany,DallasTX          
2.02 CASING
A. Unitshallhavecorrosionresistantcasingconsistingofgalvanizedsteelpanels.Unitpanelsshallbefullyinsulatedwith1.5lbber-
glass insulation with anti-microbial agent. Removable panels shall provide full access to unit components.
B. Drainpansshallbeheavygaugegalvanizedsteelwithaninsulatingcoating.Optionalstainlesssteeldrainpanshallincludean
insulating coating. Drain pans shall be removable for cleaning or replacement without removing coils or disturbing coil connections.
2.03 SUPPLY FAN
A. ProvideDWDIforward-curvedsupplyfans.Fanassembliesshallbestaticallyanddynamicallybalancedbymanufacturer.The
housings are constructed from heavy gauge galvanized steel with die-formed inlet cones.
B. Fanandmotormountingplatformshallbeaminimumof12gaugeLFQgalvanizedsteel.     
2.04 MOTORS
A. DirectdrivemotorstobePSCorECMtype,permanentlylubricatedtypewithinternalthermaloverloadprotectionandmountedwith
rubber isolation bushings.
2.05 ELECTRICAL
A. Provideunitswith115,208-230,or277V,3-speedwith24vcontroltransformer,and15ampserviceswitchoroptionalECMmotor
with 120/24V control transformer, 15 amp service switch, 4 speed taps. Controls to be factory mounted and tested.
2.07 COOLING AND HEATING COIL SECTIONS
A. Provideaccesstocoilsforserviceandcleaning.         
B. WaterCoils:nsshallhavefulldrawncollarstoprovideacontinuoussurfacecoverovertheentiretubeformaximumheattransfer.
Tubesshallbemechanicallyexpandedintothenstoprovideacontinuousprimary-to-secondarycompressionbondovertheentire
nnedlengthformaximumheattransferrates.Barecoppertubeshallnotbevisiblebetweenns.Coiltubesshallbeseamlesscopper,
expandedintons,andbrazedatjoints.Coilconnectionsshallbecopperwithsweatconnectionsizetobedeterminedbymanufac-
turerbaseduponthemostefcientcoilcircuiting.Manualairventconnectionsshallbeprovidedatthehighestpointtoassureproper
venting. Coils shall be tested with 350 pounds air pressure and suitable for 300 psig working pressure. Coil casings shall be a formed
channel frame of galvanized steel.
2.08 FILTERS
A. FiltertobedisposabletypeandmediashallbeUL900listed,ClassIorClassII.      
PART 3: EXECUTION
3.01 INSTALLATION
A. Install in accordance with manufacturer’s instructions.
GUIDE
SPECIFICATIONS
Product Specifications
Horizontal Fan Coils
2-Pipe/4-Pipe Hydronic
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