York R-407C manual Proud Sponsor Olympic Team

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Proud Sponsor of the 2002

U.S. Olympic Team

36USC380

P.O. Box 1592, York, Pennsylvania USA 17405-1592 Copyright © by York International Corporation 2001

Form 100.50-EG1 (201)

New Release

Tele. 800-861-1001

Subject to change without notice. Printed in USA

www.york.com

ALL RIGHTS RESERVED

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Contents Packaged Rooftop Air Conditioning Units 407C Optimized Through 65 TonsTable of Contents Nomenclature Basic Model NumberEcological and Economical Design FEATURES/BENEFITSIntroduction Reliable Scroll Compressor Technology ServiceabilityInstall with Ease and Safety Introduction Physical Data Physical DataPhysical Data Cont’d Application Data LocationRigging EconomizerRoof Curb Harsh Environments Condenser and Evaporator Coil ProtectionBuilding Exhaust Systems Selection Procedure Acoustical ConsiderationsGiven Select UnitCooling Performance Data 50 Ton Model Cooling Performance Data 50 TON ModelCooling Performance Data 50 TON Model CONT’D Cooling Performance Data 55 Ton Model Cooling Performance Data 55 TON ModelCooling Performance Data 55 TON Model CONT’D Cooling Performance Data 60 Ton Model Cooling Performance Data 60 TON ModelCooling Performance Data 60 TON Model CONT’D Cooling Performance Data 65 Ton Model Cooling Performance Data 65 TON ModelCooling Performance Data 65 TON Model CONT’D 50 Through 65 TON Supply FAN Data CONT’D Fan Performance50 Through 65 TON Supply FAN Data 50 Through 65 TON Exhaust FAN Data Component Static Pressure Drops Inches of Water Column Filters Economizer Economizer Dampers Rigid Filter Manual or Electrical Service Sizing Electrical DataLoad Definitions CompressorsSupply and Exhaust FAN Motor ODP or Tefc High EfficiencyPremium Efficiency Condenser FAN Motors / EachUnoccupied / Occupied Switching ControlsControl Sequences for ALL Units GeneralVentilation Control Sequences Exhaust Control SequencesLOW Ambient Operation Smoke Purge SequencesVAV Specific Sequences Cooling OperationStand Alone Control CV Specific SequencesCooling Operation Thermostat Control Stage 1 Y1 CallPower Wiring SINGLE-POINT Power Supply WiringSINGLE-POINT Power Supply Wiring With NON-FUSED Disconnect SINGLE-POINT Power Supply Wiring with NON-FUSED DisconnectDUAL-POINT Power Supply Wiring DUAL-POINT Power Supply WiringField Control Wiring Field Control WiringBottom Supply Bottom Return General ArrangementDrawing Left or Right Rear Return Supply General Arrangement DrawingCurb Layout Drawing Curb Layout DrawingGuide Specifications ConstructionSupply AIR System Bearings and DrivesPower Supply AIR Filtering SystemAIR Inlet System Refrigeration SystemEconomizers Accessories and OptionsControls Relief System Evaporator Coil ProtectionCondenser Coil Protection Suction and Discharge Pressure Transducers moniYork International York International Proud Sponsor Olympic Team