Heatcraft Refrigeration Products 25000102 instruction

Installation and Operation

Manual

Bulletin No. H-IM-PCS	October 2004	Part Number 25000102

(Replaces H-IM-72B, October 2004)

Parallel

Compressor

Systems

Page 1

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Heatcraft Refrigeration Products 25000102 operation manual Parallel Compressor Systems

Contents

Parallel Compressor Systems Table of Contents Inspection IntroductionUnit Designation Model Definition Rigging System WarrantyLocation Of Equipment Indoor Clearances Floor & Foundation Requirements Ground Mounting Location of Equipment OutdoorRoof Mounting Unit Vibration Isolation Vertical Clearance Unit AccessDecorative Fences Units in Pits Electrical Ventilation Requirements Indoor UnitsRefrigerant Piping Suction P-Traps Refrigerant Line Support Refrigerant Line Insulation Table of Values for L Expansion LoopsRef. Line Amount of Expansion Equivalent Feet of Pipe Pressure Loss of Liquid RefrigerantsLiquid Line Rise in Feet Refrigerant 10’ 20’ 25’ 30’ 40’ 50’ 75’ 100’ Suction Line at Suction Temperature Weight of Refrigerants in Copper Lines During OperationLine 40F 20F Recommended Line Sizes for R-404A/R-507 Expansion Valve Liquid Line SizeLengths 100’ 150’ 200’ 25’ Suction Line Size Recommended Line Sizes for R-22Capacity 40˚F 20˚F 10˚F 10˚F Liquid Line Size Suction Temperature Net Recommended Remote Condenser Line Sizes12 & R-134A 502 507 & R-404A Total Evacuation Leak Checking, Evacuation and Start-upStart-up Off-Cycle Refrigerant DistributionElectric Defrost Priority I Hot Gas Defrost System Balancing Electronic Control SystemSystem Superheat Evaporator Superheat Copeland Compressors 4D/6D Solid State Modules CompressorsTypical Voltage Ranges Unloader Factors Oil Charges Oil Safety SwitchApproved Copeland Lubricants Carlyle Compressors Part Load Performance Multipliers Phase Voltage MonitorRequired Differential Pressure for Unloader Operation Sight Glass Safety Relief Devices Sight Glass & Moisture Indicator Discharge Piping Table Henry Relief Valve Capacity Rating Manual Reset Models Auto Reset ModelsLiquid Level Switch Level Switch Table Oil Control Module ReplacementOil Separators Temprite Models Temprite Valve AdjustmentOil Level Regulators AC&R Model Regulators Troubleshooting Oil SystemLiquid Filter-Driers & Suction Filters Sporlan Valve Co Suction Filter CompressorMotorBurnoutCleanupProcedureSporlan Valve Company Replaceable Suction Filter Type AFD for cleanup Type DF for cleanupSuperior Valve Company Type F Filter Field Adjustment Recommended Valve SettingsHot Gas Bypass Regulator Adjustment Liquid Drain Control Method Control Settings for R-404A/R-507 Control SettingsControl Settings for R-22 Low Pressure Switch Setting for Rmcc Weekly General Maintenance ScheduleMonthly Quarterly Temperature Symptom Cause Remedy CompressorDoes Not Run Unit Short Switch Open Symptom Cause Remedy LowHigh Suction Low Suction System Reference Data Service Record