Trane SCRH, SCWH manual “AO” and later design sequence, October, Midrange Self-ContainedUnits

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Installation, Operation, and Maintenance

Installation, Operation, and Maintenance

Midrange Self-Contained Units

Models SCWH/SCRH 3, 5, 7.5, 10, 12, & 15-tons

“AO” and later design sequence

October 2008

PKG-SVX14A-EN

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Contents October “AO” and later design sequenceInstallation, Operation, and Maintenance Midrange Self-ContainedUnitsWarnings and Cautions general informationExample Warnings and Cautions Special Note on Refrigeration EmissionsInstallation…………………………………………………2 contentsMaintenance ……………………………………………25 Operation…………………………………………………24Unit Airflow Configurations Installation informationgeneral Midrange Model Number Descriptiongeneral Refrigerant Handling ProceduresGeneral Installation informationInstallation Preparation pre-installation Installation considerationsReceiving and Handling Pre-InstallationConsiderationspre-installation Installation considerations Service Access3 through 7.5-tonSCRH/SCWH Service Access pre-installation Installation considerations10 through 15-tonSCRH/SCWH pre-installation Installation considerations Isolator PlacementNote Isolators are field-provided 1 7/8pre-installation Installation considerations Proper Lifting ProcedureImproper Unit Lift Installation weights dimensions &3 & 5-tons SCWH/SCRH vertical discharge SCWHdimensions 7.5-tons SCWH/SCRHInstallation weights vertical dischargedimensions SCWH/SCRHInstallation weights SCWH/SCRH dimensions & weight, in-lbsInstallation weights dimensionsSCWH/SCRH Dimensions, in SCWH/SCRHdimensions PlenumInstallation weights Hot water coil 3 & 5-tonunits7.5-tonunits Hot water coilHot water coil 10 thru 15-tonunits dimensionsDuct Connections Installation requirementsmechanical Water PipingElectrical Requirements Refrigerant Piping Air-CooledUnits OnlyInstallation requirements Brazing ProceduresElectrical Data Calculations electricalInstallation requirements Supply Power Wiringelectrical Installation requirementsHazardous Voltage Table I-ER-1.Model SCWH/SCRHelectrical dataInstallation procedure installationInstallation Checklist Plenum Installationpre-startup Pre-StartupChecklistInstallation requirements ReceivingUnit Startup Procedures Installation startupUnit Startup Checklist Hazardous voltageOperation operation sequence ofSequence of Operation Table M-GI-1.Midrange maintenance general data Maintenance informationgeneral Maintenance procedures maintenanceMaintenance Procedures Periodic Maintenance Checklistmaintenance Refrigerant SystemMaintenance procedures Leak TestingMaintenance procedures maintenanceMotor Winding Damage Hazardous PressuresPeriodic Checklists Maintenance checklistsperiodic Monthly ChecklistTroubleshooting Maintenance troubleshootingHazardous voltage Insufficient cooling Maintenance troubleshootingHazardous voltage Maintenance diagram typical wiringMaintenance diagram typical wiringPKG-SVX01A-EN Maintenance diagram typical wiringMaintenance diagram typical wiringPKG-SVX01A-EN PKG-SVX14A-EN Literature Order NumberDate October
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