19XR (PIC II) Hermetic Centrifugal Liquid Chillers 50 Hz - Carrier

TABLE OF CONTENTS (cont'd)
4 - BEFORE INITIAL START-UP................................................................................................................................................. 39
4.1 - Necessary checks ...................................................................................................................................................................... 39
4.1.1 - Job Data Required ............................................................................................................................................................ 39
4.1.2 - Equipment Required ......................................................................................................................................................... 39
4.1.3 - Using the Optional Storage Tank and Pumpout System .................................................................................................. 39
4.1.4 - Remove Shipping Packaging ........................................................................................................................................... 39
4.1.5 - Open Oil Circuit Valves.................................................................................................................................................... 39
4.1.6 - Tighten All Gasketed Joints and Guide Vane Shaft Packing (torque depends on screw diameter) ................................. 39
4.1.7 - Inspect Water Piping......................................................................................................................................................... 39
4.1.8 - Check Relief Devices ....................................................................................................................................................... 40
4.2 - Chiller Tightness ....................................................................................................................................................................... 40
4.2.1 - Check chiller tightness ..................................................................................................................................................... 40
4.2.2 - Refrigerant Tracer............................................................................................................................................................. 40
4.2.3 - Leak Test Chiller .............................................................................................................................................................. 40
4.3 - Standing Vacuum Test ............................................................................................................................................................... 41
4.4 - Chiller Dehydration................................................................................................................................................................... 41
4.5 - Inspect Wiring ........................................................................................................................................................................... 43
4.6 - Carrier Comfort Network Interface (see Fig. 22) ..................................................................................................................... 43
4.7 - Check Starter ............................................................................................................................................................................. 43
4.8 - Oil Charge ................................................................................................................................................................................. 44
4.9 - Power Up the Controls and Check the Oil Heater .................................................................................................................... 44
4.10 - Check Optional Pumpout System Controls and Compressor ................................................................................................. 44
4.11 - High Altitude Locations .......................................................................................................................................................... 44
4.12 - Charge Refrigerant into Chiller............................................................................................................................................... 44
4.13 - 19XR chiller equalization without pumpout unit ................................................................................................................... 44
4.14 - 19XR chiller equalization with pumpout unit ......................................................................................................................... 45
4.15 - Trimming refrigerant charge ................................................................................................................................................... 45
5 - INITIAL START-UP .................................................................................................................................................................. 46
5.1 - Preparation ................................................................................................................................................................................ 46
5.2 - Dry Run to Test Start-Up Sequence .......................................................................................................................................... 46
5.3 - Check Rotation .......................................................................................................................................................................... 46
5.4 - Check Oil Pressure and Compressor Stop ................................................................................................................................ 46
5.5 - To Prevent Accidental Start-Up ................................................................................................................................................ 46
5.6 - Check Chiller Operating Condition .......................................................................................................................................... 47
5.7 - Instruct the Customer Operator ................................................................................................................................................. 47
6 - OPERATING INSTRUCTIONS .............................................................................................................................................. 47
6.1 - Operator Duties ......................................................................................................................................................................... 47
6.2 - To Start the Chiller .................................................................................................................................................................... 47
6.3 - Check the Running System ....................................................................................................................................................... 47
6.4 - To Stop the Chiller .................................................................................................................................................................... 48
6.5 - After Limited Shutdown............................................................................................................................................................ 48
6.6 - Extended Shutdown .................................................................................................................................................................. 48
6.7 - After Extended Shutdown ......................................................................................................................................................... 48
6.8 - Cold Weather Operation ............................................................................................................................................................ 48
6.9 - Manual Guide Vane Operation .................................................................................................................................................. 48
6.10 - Refrigeration Log .................................................................................................................................................................... 48
7 - MAINTENANCE ....................................................................................................................................................................... 50
7.1 - General maintenance ................................................................................................................................................................. 50
7.2 - Soldering and welding .............................................................................................................................................................. 50
7.1.2 - Refrigerant Properties....................................................................................................................................................... 50
7.1.3 - Adding Refrigerant ........................................................................................................................................................... 50
7.1.4 - Removing Refrigerant ...................................................................................................................................................... 50
7.1.5 - Adjusting the Refrigerant Charge ..................................................................................................................................... 50
7.1.6 - Refrigerant Leak Testing .................................................................................................................................................. 50
7.1.7 - Checking Guide Vane Linkage ......................................................................................................................................... 51
7.1.8 - Trim Refrigerant Charge .................................................................................................................................................. 51
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