York EX Series Installation, Operation & Maintenance Instructions Manual page 10

Double effect direct fired absorption chiller-heater

Table of Contents

TABLE 1 - Nozzle Arrangements 120-300EX(H/S) and 360EX(H/S)-1600EXW3(H/S) ..........................................27

TABLE 2 - Insulating Material and Thickness .........................................................................................................29

TABLE 3 - Points Requiring Hot/Cold Insulation .....................................................................................................29

TABLE 4 - Typical Operational Range ....................................................................................................................31

TABLE 5 - Standard Efficiency ................................................................................................................................32

TABLE 6 - High Efficiency .......................................................................................................................................32

TABLE 7 - Physical Data (with Exhaust Gas Temp. Approximately 220

TABLE 8 - Physical Data (with Exhaust Gas Temp. Approximately 220

TABLE 9 - Electrical Data ......................................................................................................................................35

TABLE 10 - Electrical Data .....................................................................................................................................37

TABLE 11 - Load Points for High Efficiency - CGN .................................................................................................38

TABLE 12 - Load Points for High Efficiency - CGH ...............................................................................................39

TABLE 13 - Load Points for Standard Efficiency - CGN .........................................................................................40

TABLE 14 - Load Points for Standard Efficiency - CGH .........................................................................................41

TABLE 15 - Split Shipment - High Efficiency - CGN ...............................................................................................42

TABLE 16 - Split Shipment - High Efficiency - CGH ...............................................................................................43

TABLE 17 - Split Shipment - Standard Efficiency - CGN ........................................................................................44

TABLE 18 - Split Shipment - Standard Efficiency - CGH ........................................................................................45

TABLE 19 - Contact Specifications .........................................................................................................................65

TABLE 20 - Scope of Delivery ................................................................................................................................69

TABLE 21 - Ethernet Interface Specification ...........................................................................................................69

TABLE 22 - Communication Specifications ............................................................................................................70

TABLE 23 - Read Command ..................................................................................................................................70

TABLE 24 - Write Command ...................................................................................................................................71

TABLE 25 - Scope of Delivery of Upper Communication System ...........................................................................72

TABLE 26 - Cable Diagram (RS-422/RS485) .........................................................................................................73

TABLE 27 - Communication Specifications ............................................................................................................75

TABLE 28 - Rotary Pump Rotation .........................................................................................................................77

TABLE 29 - Liquid Level Gauges (Sight Glass) ......................................................................................................78

TABLE 30 - Failure List .........................................................................................................................................110

TABLE 31 - Alarm List ...........................................................................................................................................112

TABLE 32 - Alarm Codes ......................................................................................................................................120

TABLE 33 - Changeover Valve Operation ............................................................................................................127

TABLE 34 - Solenoid Valves .................................................................................................................................129

TABLE 35 - Purge Valve Operation ......................................................................................................................141

TABLE 36 - Maintenance and Inspection .............................................................................................................145

TABLE 37 - Lifespan of Common Parts ................................................................................................................149

TABLE 38 - Tendency of Generation of Scales and Corrosion by Quality of Cooling Water ...............................152

TABLE 39 - Chilled/Hot and Cooling Water Quality Control (Maximum Concentrations) .....................................153

TABLE 40 - Wet Storage Method ..........................................................................................................................156

TABLE 41 - Dry Storage Method ..........................................................................................................................156

TABLE 42 - Troubleshooting the High Temperature Generator ............................................................................166

TABLE 43 - Refrigerant Overcooling Relay ..........................................................................................................166

TABLE 44 - Chilled or Hot Water Time Out or Cooling Water Time Out ...............................................................167

TABLE 45 - Pump Interlocks .................................................................................................................................167

TABLE 46 - Low Cooling Water Inlet Temperature ...............................................................................................167

TABLE 47 - Abnormal Control Sensor ..................................................................................................................167

TABLE 48 - CPU Abnormal ...................................................................................................................................167

TABLE 49 - Chilled or Hot Water Suspension.......................................................................................................168

TABLE 50 - Pump(s) Overloaded or Overheated .................................................................................................168

TABLE 51 - Troubleshooting Performance Issues ................................................................................................169

TABLE 52 - Vacuum Pump Troubleshooting ........................................................................................................170

TABLE 53 - Abnormal Solution and Refrigerant Levels ........................................................................................171

TABLE 54 - Insufficient Vacuum Levels ................................................................................................................172

LIST OF TABLES

FORM 155.32-ICOM1.EN.GB

ISSUE DATE: 10/13/2017

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JOHNSON CONTROLS

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