Specifications
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53230001-01 Printed in U.S.A. Form 23XRV-2SS Pg 138 3-11 Replaces: 23XRV-1SS
Copyright 2011 Carrier Corporation
INDEX
Abbreviations and explanations 4
After limited shutdown 66
Attach to network device control 44
Automatic soft stop amps threshold 47
Auto. restart after power failure 40
BACnet communication wiring 131-137
Before initial start-up 48-64
Carrier Comfort Network
®
Interface 58
Capacity control 12
Capacity override 36
Chilled liquid recycle mode 47
Chiller control module (CCM) 98
Chiller dehydration 55
Chiller familiarization 4-8
Chiller identification nameplate 4
Chiller start-up (prepare for) 66
Chillers with storage tanks 70
Chiller tightness (check) 49
Cold weather operation 67
Compressor bearing maintenance 77
Compressor minimum speed override 36
Compressor rotor check 77
Condenser 8
Condenser freeze prevention 39
Condenser pump control 39
Control algorithms checkout procedure 80
Control center 8
Control center (inspect) 73, 77
Control modules 98
Controls 12-46
Controls (definitions) 12
Control test 61, 81
Cooler 8
ICVC operation and menus 15
ICVC parameter index 118-126
Default screen freeze 36
Defective processor modules
(replacing) 101
Demand limit control option 40
Design set points (input) 59
Display messages (checking) 79
Equipment required 48
Extended shutdown (preparation for) 66
Extended shutdown (after) 67
Gateway status LEDs 102
General controls overview 12
General maintenance 72, 73
Ground fault troubleshooting 58
Head pressure output reference 41
Heat exchanger tubes (inspect) 77
High altitude locations 62
Hot gas bypass (optional) algorithm 40
Identify the VFD 55
Initial start-up 64, 65
Initial start-up (preparation) 64
Initial start-up checklist for 23XRV
hermetic screw liquid chiller
CL-1 to CL-12
Input power wiring 57
Inspect liquid piping 55
Inspect wiring 57
Instruct the customer operator 65
Introduction 4
Job data required 48
Lead/lag control 42
Leak test chiller 49
Liquid/brine temperature reset 40
Local occupied schedule (input) 59
Local start-up 46
Lubrication cycle 10-12
Lubrication cycle (details) 10
Lubrication cycle (summary) 10
Lubrication system (check) 73
Maintenance log 127-130
Module operation (notes) 98
Motor-compressor 8
Motor cooling cycle 10
Motor insulation 77
Muffler 8
Oil and oil filter changes 73
Oil charge 48
Oil circuit valves (open) 48
Oil heater 74
Oil pressure and compressor
stop (check) 65
Oil reclaim system 12
Oil specification 74
Oil strainers 74
Oil sump temperature control 36, 38
Operating instructions 66-68
Operating the optional pumpout unit 69
Operator duties 66
Optional pumpout compressor
Liquid piping (check) 55
Optional storage tank and
pumpout system (using) 48
Optional pumpout system controls
and compressor (check) 62
Optional pumpout system maintenance 78
Ordering replacement chiller parts 78
Overview (troubleshooting guide) 78
Physical data 103
PIC III system components 13
PIC III system functions 34
Preparation (pumpout and
refrigerant transfer procedures) 69
Pressure transducers 61, 79
Prevent accidental start-up 65
Pumpout and refrigerant
transfer procedures 69-72
Ramp loading 36
Refrigerant (adding) 72
Refrigerant (adjusting the charge) 72
Refrigerant charge (trim) 73
Refrigerant filter/drier 74
Refrigerant float system (inspect) 75
Refrigerant into chiller (charge) 63
Refrigerant leak rate 72
Refrigerant leak testing 72
Refrigerant leak detector 39
Refrigerant properties 72
Refrigerant (removing) 72
Refrigerant tracer 49
Refrigeration cycle 8-10
Refrigeration log 67
Relief valves (check) 55
Relief valves and piping (inspect) 77
Remote start/stop contacts 38
Remote reset of alarms 39
Repair the leak retest
and apply standing vacuum test 73
Running system (check) 66
Safety and operating
controls (check monthly) 73
Safety considerations 1
Safety controls 35
Safety shutdown 48
Scheduled maintenance 73-78
Service configurations (input) 59
Service ontime 73
Service operation 45
Shipping packaging (remove) 48
Shunt trip 36
Shutdown sequence 47
Software configuration 59
Spare alarm contacts 39
Spare safety inputs 38
Start the chiller 66
Starter (check) 57
Start-up/shutdown/recycle sequence 46-48
Stop the chiller 66
Storage vessel (optional) 8
System components 4
Temperature sensors (checking) 79
Test after service repair or
major leak 72
Tighten all gasketed joints 48
Tower fan relay low and high 39
Troubleshooting guide 78-117
Vaporizer temperature control 36
VFD refrigerant strainers 74
Water/brine leaks 77
Water/brine treatment 77
Weekly maintenance 73