Carrier 30XW-PZE Series Installation, Operation And Maintenance Instructions page 4

CONTENTS
10 - MAJOR SYSTEM COMPONENTS AND OPERATION DATA ................................................................................................... 25
10.1 - Direct-drive twin-screw compressor with variable capacity slide valve ................................................................................. 25
10.2 - Pressure vessels ................................................................................................................................................................... 25
10.3 - Detection of the air pressurization of the electrical cabinet ................................................................................................... 26
10.4 - Electronic expansion valve (EXV) ......................................................................................................................................... 26
10.5 - Moisture indicator .................................................................................................................................................................. 26
10.6 - Filter drier .............................................................................................................................................................................. 26
10.7 - Sensors ................................................................................................................................................................................. 26
10.8 - SRMCR high-pressure safety circuit ..................................................................................................................................... 26
11 - OPTIONS AND ACCESSORIES ................................................................................................................................................ 29
12 - STANDARD MAINTENANCE .................................................................................................................................................... 31
12.1 - Level information: .................................................................................................................................................................. 31
12.2 - Tightening of the electrical connections ................................................................................................................................ 32
12.3 - Tightening torques for the main bolts and screws ................................................................................................................. 33
12.4 - Evaporator and condenser maintenance .............................................................................................................................. 33
12.5 - Compressor maintenance ..................................................................................................................................................... 33
12.6 - High pressure safety loop periodic test ................................................................................................................................. 34
13 - FINAL SHUTDOWN ................................................................................................................................................................... 35
13.1 - Shutting down........................................................................................................................................................................ 35
13.2 - Recommendations for disassembly ...................................................................................................................................... 35
13.3 - Fluids to be recovered for treatment ..................................................................................................................................... 35
13.4 - Materials to be recovered for recycling ................................................................................................................................. 35
13.5 - Waste Electrical and Electronic Equipment (WEEE) ............................................................................................................. 35
14 - START-UP CHECKLIST FOR 30XW-ZE LIQUID CHILLERS (USE FOR JOB FILE) ............................................................. 36
15 - APPENDICES (PROVIDED IN THE DOCUMENT WALLET WITH THE INSTRUCTION MANUAL) ....................................... 38
15.1 - Appendix 1: Declaration of conformity ................................................................................................................................... 38
15.2 - Appendix 2: Wiring diagram .................................................................................................................................................. 38
15.3 - Appendix 3: Machine PID ...................................................................................................................................................... 38
15.4 - Appendix 4: Dimensional drawings ....................................................................................................................................... 38
This manual applies to the following unit types:
• 30XW-PZE High-efficiency units
• 30XWHPZE Heat Machine high-efficiency units
For the operation of the control please refer to the SmartVu
The cover photograph is for illustrative purposes only and is not part of any offer for sale or contract.
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control manual.
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