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CONTENTS
9 - FANS WITH AVAILABLE PRESSURE (OPTION 10) .................................................................................................................. 48
10 - UNIT OPERATION WITH A FREE COOLING DRYCOOLER (OPTION_313) .......................................................................... 49
10.1 - Unit operation with a free cooling drycooler (optional) .......................................................................................................... 49
11 - MAJOR SYSTEM COMPONENTS AND OPERATION DATA ................................................................................................... 50
11.1 - Direct-drive twin-screw compressor with variable capacity slide valve ................................................................................. 50
11.2 - Pressure vessels ................................................................................................................................................................... 50
11.3 - High pressure safety buckle (SRMCR) .................................................................................................................................. 51
11.4 - Condensers ........................................................................................................................................................................... 52
11.5 - Fans ....................................................................................................................................................................................... 52
11.6 - Electronic expansion valve (EXV) ......................................................................................................................................... 53
11.7 - Moisture indicator .................................................................................................................................................................. 53
11.8 - Filter drier .............................................................................................................................................................................. 53
11.9 - Sensors ................................................................................................................................................................................. 53
11.10 - Service valve (option 92) ..................................................................................................................................................... 53
11.11 - Power factor correction capacitors (option 231) .................................................................................................................. 54
12 - MAIN OPTIONS ......................................................................................................................................................................... 55
13 - STANDARD MAINTENANCE .................................................................................................................................................... 57
13.1 - Level 1 maintenance ............................................................................................................................................................. 57
13.2 - Level 2 maintenance ............................................................................................................................................................. 57
13.3 - Level 3 (or higher) maintenance............................................................................................................................................ 57
13.4 - Tightening torques for the main electrical connections ......................................................................................................... 58
13.5 - Tightening torques for the main bolts and screws ................................................................................................................. 58
13.6 - Condenser coil ...................................................................................................................................................................... 58
13.7 - Evaporator maintenance ....................................................................................................................................................... 59
13.8 - Compressor maintenance ..................................................................................................................................................... 59
13.9 - Precaution for compressor power supply bus bar connection............................................................................................... 59
13.10 - Check of power factor correction capacitors ....................................................................................................................... 59
14 - FINAL SHUTDOWN ................................................................................................................................................................ 60
14.1 - Shutting down........................................................................................................................................................................ 60
14.2 - Recommendations for disassembly ...................................................................................................................................... 60
14.3 - Fluids to be recovered for treatment ..................................................................................................................................... 60
14.4 - Materials to be recovered for recycling ................................................................................................................................. 60
14.5 - Waste Electrical and Electronic Equipment (WEEE) ............................................................................................................. 60
15 - START-UP CHECKLIST FOR 30XB(E/P)ZE LIQUID CHILLERS (USE FOR JOB FILE) ........................................................ 61
16 - ANNEXES (ATTACHED TO THE INSTRUCTION MANUAL KIT) ............................................................................................ 63
16.1 - Annex 1: Conformity declaration ........................................................................................................................................... 63
16.2 - Annex 2: Electrical diagram ................................................................................................................................................... 63
16.3 - Annex 3: PID ......................................................................................................................................................................... 63
16.4 - Annex 4: Dimensional drawings ............................................................................................................................................ 63
The illustrations in this document are for illustrative purposes only and not part of any offer for sale or contract. The manufacturer reserves the right to change the design
at any time without notice.
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