Emerson SZO22, SZV22 manual Single-Compressor Module Installation

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Single-Compressor Module

Installation

Figure 8 Optional Customer-Installed High Temperature Fan Control System

Compressor requirements: 0.8 to 2 GPM (3.0-755 LPM) flow rate

Thermal oil bypass valve, standard setting: 200°F (93°C) / 250°F model specific

Thermal bypass valve operation (valve’s purpose is to provide discharge temperature control)

Oil flow on valve is A to B when the unit is cold and A to C when the heat rises (see Figure 9).

Figure 9 Oil Cooling and Thermal Valve

1st-Stage Separator

A

B

C

Return

to Compressor

Oil Cooler

11

2008SSD-34 (5/11)

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Contents Copeland Scroll Compressor Module Page Table of Contents Table of Contents Figures Compressor Module Nomenclature Important Safety Information Safety Symbols Used in This Manual Safety Alert SymbolIntroduction Compressor ModuleCompressor Package CompressorGeneral Installation Guidelines Installation GuidelinesInlet and Discharge Pressures Required Component-Inlet Gas ScrubberAmbient Temperature Range Compressor Module Dimensions, in. mm Installation Clearance and DimensionsProcess and Instrumentation Diagrams P&IDs SwitchStatus SwitchesElectrical Controls General ConsiderationsBrushless DC Fan Oil Cooler Fan ControlSingle-Compressor Module Installation Motor Control Compressor Power data based on 480VAC Variable Speed Typical Compressor Module power supply requirementsElectrical Requirements Code DescriptionControl Circuit Terminations Control Wiring Terminations WiringVariable Frequency Drive VFD Terminations Pre-Startup ChecklistInitial Startup Compressor Module During Initial OPERATION, Perform These Checks Post-Startup ChecklistMaintenance summary Routine MaintenanceMaintenance Maintenance Tools Maintenance ToolsSymptoms Oil ServiceHigh Oil Carryover Possible CauseSingle-Compressor Module Maintenance Servicing the Scavenge Line Orifice Cleaning the Inlet ScreenTroubleshooting Troubleshooting GuideVFD fault codes and descriptions Changing the Second-Stage Separator ElementPlatform troubleshooting guidelines Platform Symptoms DiagnosisSpecifications Compressor Module Specifications Supplier Appendix A - Material Data Safety SheetEmergency Number 989 Product Name and Information Components and Hazard StatementFire and Explosion Hazards Spill or Leak ProceduresReactivity Data Health Hazard DataPage EmersonClimate.com