Envision Peripherals R-410A installation manual Table of Contents

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ENVISION RESIDENTIAL INSTALLATION MANUAL

Table of Contents

General Installation Information	4-8
Closed Loop Ground Source Systems	9
Open Loop Ground Water Systems	10
Desuperheater Connection & Startup	11-12
Electrical Connections	13-14
Electronic Thermostat Installation	14
Auxiliary Heat Ratings	14
Electrical Data	15
Fan Performance Table	16-17
Setting Fan Speed	16-17
Vertical Dimensional Data	18
Horizontal Dimensional Data	19
Vertical Bottomﬂow Dimensional Data	20
Physical Data	21-22
Wiring Schematics	23-27
Microprocessor Control	28-32
Unit Startup	33
Operation Logic	34
Unit Operating Parameters	35-36
Pressure Drop & Recommended Flow Rates	37
Troubleshooting	38
Preventive Maintenance	39
Replacement Procedures	39

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Contents Envision Residential Installation Manual Voltage Model NomenclatureTable of Contents Moving and Storage General Installation InformationSafety Considerations Installing Vertical UnitsHorizontal Unit Mounting Installing Horizontal UnitsWater Piping Duct SystemWater Quality Condensate Drain Freeze ProtectionMultiple Units on One Flow Center Closed Loop Ground Source SystemsSolenoid Valve Open Loop Ground Water SystemsWater Tank Preparation Desuperheater ConnectionsDesuperheater Startup Plumbing InstallationGeneral Unit Power ConnectionAccessory Relay Electrical ConnectionsPump Wiring Electronic ThermostatAuxiliary Heat Ratings Single speed with ECM motor Unit Electrical DataSetting Fan Speed PSC Fan Performance Data PSCPerforming this operation Fan Performance Data ECM Setting Fan Speed ECMTop Air Discharge Vertical Dimensional DataTOP View Horizontal Dimensional DataLeft Return BottomﬂowSingle Speed Physical Data Single SpeedDual Capacity Physical Data Dual CapacityEnvision Single Speed Wiring Schematic 208-230/60/1 Wiring SchematicsEnvision Single Speed Wiring Schematic 208-230/60/1 ECM 97P774-01 6/29/06 Unit Power 208-230/60/1 Envision Dual Capacity Wiring Schematic 208-230/60/1- ECM97P774-02 6/29/06 Microprocessor Control Cooling Operation ECM2 Airﬂow Selection DIP Switches SW1Heat, 3rd Stage Y1,Y2,W Dual Capacity Units Emergency Heat W onlyComfort Alert Flash Codes Compressor Monitoring/Comfort AlertFault Flash Thermostat DisplaysComforTalk Description OFF Position DIP Switch SettingsBefore Powering Unit, Check The Following Unit StartupStartup Steps PSC Operation Logic DataSingle Speed Models Unit Operating ParametersFirst Stage Operation Dual Capacity ModelsGPM Pressure DropRefrigerant Systems TroubleshootingLED Deﬁnitions and Diagnostics Standard Microprocessor ControlsReplacement Procedures Preventive MaintenanceManufactured by WFI 9000 Conservation Way Fort Wayne,