Maintenance | Ingersoll-Rand IRN250-300H-2S, IRN37-160K-CC instruction

10.0 MAINTENANCE

10.1 MAINTENANCE PROMPTS

The service warning and flashing LED will appear at intervals, dependant on the service level selected. Refer to operating instructions.

The customer can only reset the warning for 24 hours by pressing the “set” button.

IR service engineers will master reset the warning after completing the service work.

The service warning will return each subsequent 2000 hours.

The machine will be master reset after service work conducted prior to the 2000 hour interval to prevent false indication.

	IRN37 - 160K - CC & IRN50 - 200H & IRN75 - 160K - 2S & IRN - 100 - 200H - 2S & IRN 250 - 300H - 2S	79
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Ingersoll-Rand IRN250-300H-2S, IRN37-160K-CC, IRN50-200H-CC, IRN75-160K-2S, IRN100-200H-2S manual Maintenance

Contents

Operation and Maintenance Manual AIR Compressor Group Bonded Warranty & Registered Start UP Contents Foreword If in Doubt Consult SupervisionSomer FOREWORD Energy recovery system Abbreviations & SymbolsERS F.C Purchase Order Details Rotary Screw AIR CompressorThis unit was purchased from Safety General InformationCompressed air Avoid INGESTION, Skin Contact Inhalation of Fumes MaterialsTransport Electrical Coolant disposal Condensate disposal Discharge air Text Decals Lift here 39540257 Rev Rotation Condensate Drain Electrical power inlet Prohibition / Mandatory Information / Instructions Safety Graphic Form and Meaning of ISO Symbols Do not stand on any service valve or Safety Coolant Separator Pressure AIR Discharge Belt Tension Filter Motor Lubrication Receipt Receipt / HandlingIngersoll Rand Company Unpacking and Handling Location in Plant InstallationFor technical information see section Ensure that the correct tie down points are used Installation Discharge and Condensate Piping Installation Electrical Installation Very Important Fuse TypeExample of voltage imbalance calculation Cooling Water Piping Adjusting the Aftercooler Trim ValveModel Minimum cooling water requirement vs Range 50F 70F Water quality recommendations Installation SEA Watercooled Units Selected Units only Orifice diameter in mmPsi Outdoor Sheltered Installation Technical INFORMATION-SINGLE Stage General Information Cooling clean water flow l/min US 51/38 95/46 Minimum ambient temperature C F Weight Kg lbsSound pressure level dBA Flow at 7.5 Barg m3/min Max fuse size @ 380V − 415V a Cooling clean water flow l/min US 84/65 95/72Max fuse size @ 440V − 480V a Max fuse size @ 550V − 575V a N132K N160K N200H General Information Technical Information − TWO Stage Flow at 100 psig cfm 1100 59331690 1527 KEY Installation DRAWING−N37/45K−CC & N50/60H−CC − Air Cooled Installation DRAWING− N37/45K−CC & N50/60H−CC − Water Cooled Installation Drawing − N55/75K−CC & N75/100H−CC − Air Cooled Installation DRAWING−N55/75K−CC & N75/100H−CC−Water Cooled General Information General Information General Information General Information KEY 22381206 Revision B Equipment downstream of compressor Stage only 23128994 Revision a Air/coolant Coolant Condensate Cooling water W.C. only 22099006 Revision C General Information 22402135 Revision C Process and Instrumentation Diagram N250−300H TWO Stage Piping legend Stop FD Wiring Schematic N37K − N45K-CC / N50-60h−cc a/c blower vfd Numbers Function Wire color Wires Label Description Wiring schematic n55-75k-cc / n75-100h-cc a/c Blower vfd SS1-3 Wires Numbers Function Wire color Sgne Wiring schematic n37/45k-cc/n50/60h-cc w/c Color 23131345 Revision a Wiring schematic n55-75k-cc / n75-100h-cc W/c 4ATT SENSOR, Package AIR Discharge Temperature 4CTT Wiring schematic n75-160k-cc / n125-200h-cc A/c 22093058Revision M SGNe F10 Revision E Wiring schematic n75-160k-cc / n125-200h-cc W/c 4SV VALVE, Water Stop 6APT 380-480V SG-Ne Wiring schematic n250-300H 4ATT SENSOR, Package AIR Discharge Temperature 6APT General Information General Description Basic Operation Operating Instructions Stopping the machine in an emergency Arrows Intellisys Controls Main Menu Display Screen Current Status items Current Status Screen Ready to Start Main Menu Operator Setpoints Operator Setpoints Default MIN MAX Step Unit Condensate Interval Selection MIN MAX Options Scheduled start Sensor Calibration Clock Functions Alarm History Energy Status Messages Initial Check Alarms Service Warnings Alarm Main Menu Alarms Maintenance Ultra Coolant Maintenance Procedures Prior to attempting any maintenance work, ensure that− Adding coolant Prior to starting Coolant level checking procedure Separator element checking procedure Coolant filter change procedureSeparator element change procedure Drain sequence for N250/300H−2S Scavenge screen clean/check procedure Separator element change procedure for N250/ 300H−2SStart the compressor and check for leaks and coolant level Separator tank / Pressure system Air filter change procedure N250/300H−2S Air filter change procedureAircooled Cooler Cleaning Blower motor Re−Grease N50/100H N37/75K High Airend Temperature Sensor checking procedure Watercooled Cooler CleaningCoolant Coolers Aftercooler Motor cowl cleaning N75−160 units only Blower / fan Motor Bearing Maintenance Stored unitsDrive Box Filter Removal / Replacement Moisture Separator Check / Cleaning No Loss Drain Trap where fitted Check / Cleaning Coolant Sampling ProcedureFluid and Vibration Monitoring General Faults Fault FindingSymptom Fault Remedy Compressor will not No power supply to package Check and modify settings With correct coolant Or not sealing correctly See above With coolant’Remove blockage, repair or replace damaged Pressure transducer Fault Cause Remedy Drive Faults Fault Cause ActionIndicated on the INTELhYS Controller