Bard W18HB-A Installation Instructions Manual

Also see for W18HB-A: Installation instructions

Manual 2100-703Page 4 of 40WALL MOUNT GENERAL INFORMATIONHEAT PUMP WALL MOUNT MODEL NOMENCLATUREW 30 H B – A 10 X X X X X ANOTE: Vent options X, B and M are without exhaust capability. May require separate field-supplied barometric relief in building.Shipping DamageUpon receipt of equipment, the carton should bechecked for external signs of shipping damage. Ifdamage is found, the receiving party must contactthe last carrier immediately, preferably in writing,requesting inspection by the carrier’s agent.GeneralThe equipment covered in this manual is to be installedby trained, experienced service and installationtechnicians.The refrigerant system is completely assembled andcharged. All internal wiring is complete.The unit is designed for use with or without duct work.Flanges are provided for attaching the supply andreturn ducts.These instructions explain the recommended methodto install the air cooled self-contained unit and theelectrical wiring connections to the unit.These instructions and any instructions packaged withany separate equipment required to make up the entireair conditioning system should be carefully read beforebeginning the installation. Note particularly “StartingProcedure” and any tags and/or labels attached to theequipment.While these instructions are intended as a generalrecommended guide, they do not supersede anynational and/or local codes in any way. Authoritieshaving jurisdiction should be consulted before theinstallation is made. See page 3 for information oncodes and standards.Size of unit for a proposed installation should bebased on heat loss/gain calculation made accordingto methods of Air Conditioning Contractors of America(ACCA). The air duct should be installed in accordancewith the Standards of the National Fire ProtectionAssociation for the Installation of Air Conditioning andVentilating Systems of Other Than Residence Type,NFPA No. 90A, and Residence Type Warm Air Heatingand Air Conditioning Systems, NFPA No. 90B. Wherelocal regulations are at a variance with instructions,installer should adhere to local codes.Duct WorkAll duct work, supply and return, must be properlysized for the design airflow requirement of theequipment. Air Conditioning Contractors of America(ACCA) is an excellent guide to proper sizing. All ductwork or portions thereof not in the conditioned spaceshould be properly insulated in order to both conserveenergy and prevent condensation or moisture damage.MODEL NUMBER CONTROL MODULES(See Spec. Sheet S3585)VOLTS & PHASEA - 230/208/60/1B - 230/208/60/3C - 460/60/3REVISIONSVENTILATION OPTIONS(See Spec. Sheet S3585)X - Barometric Fresh Air Damper (Standard)A - Fresh Air Damper w/ExhaustB - Blank-Off PlateD - Economizer, 0-10V no controlsM - Commercial Ventilator, ON/OFFR - Energy Recovery VentilatorS - Partial Flow Economizer, JADEV - Commercial Ventilator,0-10V variableY - Full Flow Economizer, DBZ - Full Flow Economizer, JADE,DB and WBFILTER OPTIONSX - 1" MERV2 Disposable FilterW - 1" MERV2 Permanent FilterP - 2" MERV8 Disposable FilterM - 2" MERV11 Disposable FilterN - 2" MERV13 Disposable FilterCOLOR & CABINETFINISHX - Beige BakedEnamel Finish1 - White BakedEnamel Finish4 - Buckeye GrayBaked EnamelFinish5 - Desert BrownBaked EnamelFinish8 - Dark Bronze BakedEnamel FinishS - Stainless SteelA - AluminumCOIL OPTIONSX - Standard1 - Phenolic Coated Evaporator2 - Phenolic Coated Condenser3 - Phenolic Coated Evaporatorand Condenser4 - Coated Coils and CondenserSection5 - Coated Coils, Inside andOutside of UnitPLACEHOLDERX - Future UseCAPACITY18 - 1½ Ton24 - 2 Ton30 - 2½ Ton36 - 3 TonH - Heat PumpSPECIALTY PRODUCTS (Non-Standard)KW  Insert “D” for dehumidification with hot gas reheat. Reference latest revision of Form 7960-828 for complete details. For 0 KW and circuit breakers (230/208 volt) or toggle disconnect (460V) applications, insert 0Z in the KW field of the model number.