Carrier 19XRV Specifications

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Cata

10ISOLATIONVALVESIGHTGLASSFILTERISOLATIONVALVEOIL SKIMMER LINEFILTEREDUCTOROIL PUMPTXV BULB PRESSURETRANSDUCERISOLATIONVALVESOILCOOLEROIL PUMP MOTOROI

100pump, water pumps, tower control, and other on/off out-puts while the compressor is stopped. It also has the abil-ity to lock off the compressor an

101Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides A. MANUAL STOPB. READY TO STARTC. IN RECY

102Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides (cont)D. PRE-START ALERTS: These alerts o

103Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides (cont)E. START-UP IN PROGRESSF. N O R M A

104Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides (cont)G. NORMAL RUN WITH OVERRIDES*[LIMIT

105Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides (cont)H. OUT-OF-RANGE SENSOR ALARMSSTATE

106Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides (cont)I. CHILLER PROTECTIVE LIMIT FAULTS

107Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides (cont)I. CHILLER PROTECTIVE LIMIT FAULTS

108Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides (cont)I. CHILLER PROTECTIVE LIMIT FAULTS

109Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides (cont)I. CHILLER PROTECTIVE LIMIT FAULTS

11All starters must include a Carrier control module called theIntegrated Starter Module (ISM), excluding the Benshaw solid-state and wye-delta MX3™ s

110Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides (cont)J. CHILLER ALERTS (cont)*[LIMIT] is

111Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides (cont)J. CHILLER ALERTS (cont)*[LIMIT] is

112Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides (cont)K. ISM ALARMS*[LIMIT] is shown on t

113Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides (cont)K. ISM ALARMS (cont)*[LIMIT] is sho

114Table 17 — ICVC Primary and Secondary Messages andCustom Alarm/Alert Messages with Troubleshooting Guides (cont)K. ISM ALARMS (cont)*[LIMIT] is sho

115Table 18A — Thermistor Temperature (F) vs. Resistance/Voltage DropTEMPERATURE(F)PIC IIVOLTAGEDROP (V)RESISTANCE(Ohms)–25 4.700 97,706–24 4.690 94,5

116Table 18B — Thermistor Temperature (C) vs. Resistance/Voltage DropTEMPERATURE(C)PIC IIVOLTAGEDROP (V)RESISTANCE(Ohms)–33 4.722 105 616–32 4.706 99

117NOTE: If the cooler or condenser vessels are at0 psig (0 kPa) or are open to atmospheric pressure, thetransducers can be calibrated for zero withou

118• is lit continuously, there is a problem that requiresreplacing the module• is off continuously, the power should be checked• blinks 3 times per s

119115 VACLL1LL2 1ACONTACT INPUTSSPAR ICE REM STRT 1M 2MSFTY BLD STRT FLT AUX AUXFUSELINE VOLTAGESL1L2L3IL1LINE CURRENTSGROUND FAULTSIL2

12General — The 19XR hermetic centrifugal liquid chillercontains a microprocessor-based control center that monitorsand controls all operations of the

120Replacing Defective Processor Modules —The module replacement part number is printed on a smalllabel on the rear of the ICVC module. The chiller mo

1215. Using an ohmmeter, perform the following resistancemeasurements and record the results: If all measured values are greater than 5K ohms, proceed

122Table 20A — 19XR Heat Exchanger Data — Drive End Entering Cooler Water*Rigging weights are for standard tubes of standard wall thickness (0.025-in.

123Table 20A — 19XR Heat Exchanger Data — Drive End Entering Cooler Water (cont)*Rigging weights are for standard tubes of standard wall thickness (0.

124Table 20B — 19XR Heat Exchanger Data — Compressor End Entering Cooler Water*Rigging weights are for standard tubes of standard wall thickness (0.02

125Table 20B — 19XR Heat Exchanger Data — Compressor End Entering Cooler Water (cont)*Rigging weights are for standard tubes of standard wall thicknes

126Table 21 — 19XR Additional Data for Marine Waterboxes**Add to heat exchanger data for total weights or volumes.NOTE: For the total weight of a vess

127Table 22 — 19XR Compressor Weights*Transmission weight does not include rotor, shaft, and gear. NOTE: The weights indicated do not include motor, s

128 Table 23B — 19XR Compressor and Motor Weights — Compressor Frame Size 3*Total compressor weight is the sum of the compressor aerody-namic componen

129 Table 23B — 19XR Compressor and Motor Weights — Compressor Frame Size 3 (cont)*Total compressor weight is the sum of the compressor aerody-namic c

13SPEEDVOLTSAMPSHzKwTORQUEPasswordRUNNINGREMOTEJOGAUTOFORWARDREVERSEPROGRAMPRO-GRAMForwardReverseENTERRUNJOBAUTOMANSPEEDVOLTSAMPSHzKwTORQUEPasswordRUN

130 Table 23C — 19XR Compressor and Motor Weights — Compressor Frame Size 4*Total compressor weight is the sum of the compressor aerody-namic componen

131 Table 23D — 19XR Compressor and Motor Weights — Compressor Frame Size 4 (cont)*Total compressor weight is the sum of the compressor aerody-namic c

132 Table 23E — 19XR Compressor and Motor Weights — Compressor Frame Size 5*Total compressor weight is the sum of the compressor aerody-namic componen

133 Table 23E — 19XR Compressor and Motor Weights — Compressor Frame Size 5 (cont)*Total compressor weight is the sum of the compressor aerody-namic c

134Table 24A — 19XR Waterbox Cover Weights — English (lb) LEGENDNOTE: Weight for NIH 2-pass cover, 150 psig, is included in the heat

135Table 24A — 19XR Waterbox Cover Weights — English (lb) (cont) LEGENDNOTE: Weight for NIH 2-pass cover, 150 psig, is included in the he

136Table 24A — 19XR Waterbox Cover Weights — English (lb) (cont) LEGENDNOTE: Weight for NIH 2-pass cover, 150 psig, is included in the h

137Table 24B — 19XR Waterbox Cover Weights — SI (kg) LEGENDNOTE: Weight for NIH 2-pass cover, 1034 kPa, is included in theheat excha

138Table 24B — 19XR Waterbox Cover Weights — SI (kg) (cont) LEGENDNOTE: Weight for NIH 2-pass cover, 1034 kPa, is included in thehe

139Table 24B — 19XR Waterbox Cover Weights — SI (kg) (cont) LEGENDNOTE: Weight for NIH 2-pass cover, 1034 kPa, is included in theheat exc

14PIC II System Components — The chiller controlsystem is called the PIC II (Product Integrated Control II). SeeTable 1. The PIC II controls the opera

140Table 25 — 19XR Component Weights*To determine compressor frame size, refer to 19XR,XRV Computer Selection Program.†Included in total cooler weight

14119XRV COMPRESSOR FITS AND CLEARANCES (in.)*Depends on impeller size, contact your Carrier Service Represen-tative for more information.NOTES:1. All

142SEE VIEW A1 OR A2A23SEE VIEW B41COMPRESSOR, TRANSMISSION AREA (FRAME 5 COMPRESSOR SHOWN)1) OIL HEATER RETAINING NUT (NOT SHOWN)2) BULL GEAR RETAINI

143POF1HEF2KIJIMPELLER SHIMMINGTO BE DETERMINEDAT ASSEMBLYSEE VIEW CTHRUSTSEENOTE 5GL+0.0007-0.00070.00110.0013THRUST0.0250.005INTERFERENCE0.00110.001

144NMVIEW C — HIGH SPEED SHAFT RING SEALMOTOR LEAD INSTALLATION LABELS19XR COMPRESSOR ASSEMBLY TORQUES* Not shown.Fig. 56 — Compressor Fits and Cleara

145Fig. 57 — PIC II Control Panel Wiring Schematic (Frame 2, 3, 4 Compressors without Split Ring Diffuser)a19-1870

146Fig. 57 — PIC II Control Panel Wiring Schematic (Frame 2, 3, 4 Compressors without Split Ring Diffuser) (cont)a19-1870

147a19-1871Fig. 58 — PIC II Control Panel Wiring Schematic (Frame 4 and 5 Compressors with Split Ring Diffuser)

148Fig. 58 — PIC II Control Panel Wiring Schematic (Frame 4 and 5 Compressors with Split Ring Diffuser) (cont)

149 AUX — AuxiliaryC—ContactorCB — Circuit BreakerCCM — Chiller Control ModuleCOMM — CommunicationCOMPR — CompressorDISCH — Discharge

15The ICVC has a stop button, an alarm light, four buttons forlogic inputs, and a backlight display. The backlight will auto-matically turn off after

150 AUX — AuxiliaryC—ContactorCB — Circuit BreakerCT — Current TransformerDS — Disconnect SwitchFU — FuseG—GroundHPR — High Pre

151 AUX — AuxiliaryC—ContactorCB — Circuit BreakerCT — Current TransformerDS — Disconnect SwitchFU — FuseG—GroundFig. 61 — Cutl

152Fig. 62 — Ground Fault Phase Current OptionFig. 63 — Separate Metering OptionLEGENDAM — AmmeterCT — Current TransformerL—Main Power SupplyVM — Volt

153Fig. 64 — Benshaw, Inc. Wye-Delta Unit Mounted Starter Wiring Schematic (Low Voltage)a19-1873

154Fig. 64 — Benshaw, Inc. Wye-Delta Unit Mounted Starter Wiring Schematic (Low Voltage) (cont)AUX — AuxiliaryBR — Bridge RectifierCB — Circuit Breake

155Fig. 65 — Benshaw, Inc. Solid-State Unit Mounted Starter Wiring Schematic NOTES:LED status with power applied and prior to RUN command. Transformer

156Fig. 65 — Benshaw, Inc. Solid-State Unit Mounted Starter Wiring Schematic (cont) CHART 1SYSTEM VOLTAGE3

157Fig. 66 — Typical Across-the-Line Starter Wiring Schematic (Medium Voltage) LEGENDAUX — AuxiliaryC—ContactorCB — Circui

158Fig. 67 — Typical Primary Reactor Starter Wiring Schematic (Medium Voltage) LEGENDAUX — AuxiliaryC—ContactorCB — Circui

1591AFig. 68 — Typical Autotransformer Starter Wiring Schematic (Medium Voltage) LEGENDAUX — AuxiliaryC—ContactorCB — Circ

16OIL HEATER CONTACTOR (1C) — This contactor is lo-cated in the power panel (Fig. 12) and operates the heater at ei-ther 115 or 230 v. It is contro

160Fig. 69 — Typical Variable Frequency Drive (VFD) Wiring Schematica19-1878

161Fig. 69 — Typical Variable Frequency Drive (VFD) Wiring Schematic (cont)

162Fig. 69 — Typical Variable Frequency Drive (VFD) Wiring Schematic (cont)

163Fig. 69 — Typical Variable Frequency Drive (VFD) Wiring Schematic (cont)a19-1879

164Fig. 69 — Typical Variable Frequency Drive (VFD) Wiring Schematic (cont)a19-1880

165LEGEND FOR FIG. 69 AUX — AuxiliaryCB — Circuit BreakerCCM — Chiller Control ModuleCCN — Carrier Comfort NetworkCOMM — CommunicationsCT — Current Tr

166APPENDIX A — ICVC PARAMETER INDEXPARAMETERMENU SOFTKEYTABLE SCREEN NAME CONFIGURABLE1CR Start Complete S TAT US I SM _S TAT1CR Stop Complete S TAT

167APPENDIX A — ICVC PARAMETER INDEX (cont)PARAMETERMENU SOFTKEYTABLE SCREEN NAME CONFIGURABLECCM Pressure Transducers Test SERVICE CONTROL TESTCCM PR

168APPENDIX A — ICVC PARAMETER INDEX (cont)PARAMETERMENU SOFTKEYTABLE SCREEN NAME CONFIGURABLECondenser Freeze Point SERVICE EQUIPMENT SERVICE SETUP1

169APPENDIX A — ICVC PARAMETER INDEX (cont)PARAMETERMENU SOFTKEYTABLE SCREEN NAME CONFIGURABLEDischarge Alert SERVICE EQUIPMENT SERVICE SETUP1 XDischa

17Table 2 — Standard Instrumentation SensorsICVC Operation and Menus (Table 3 andFig. 15-21)GENERAL — The ICVC display automatically reverts to thedef

170APPENDIX A — ICVC PARAMETER INDEX (cont)PARAMETERMENU SOFTKEYTABLE SCREEN NAME CONFIGURABLEGuide Vane Position, Actual SERVICE CONTROL ALGORITHM S

171APPENDIX A — ICVC PARAMETER INDEX (cont)PARAMETERMENU SOFTKEYTABLE SCREEN NAME CONFIGURABLELAG STOP Timer SERVICE EQUIPMENT SERVICE LEADLAG XLAG ST

172APPENDIX A — ICVC PARAMETER INDEX (cont)PARAMETERMENU SOFTKEYTABLE SCREEN NAME CONFIGURABLEModel Number SERVICE ICVC CONFIGURATIONModel Number SE

173APPENDIX A — ICVC PARAMETER INDEX (cont)PARAMETERMENU SOFTKEYTABLE SCREEN NAME CONFIGURABLEPumps Test SERVICE CONTROL TEST PUMPSRamp Loading Active

174APPENDIX A — ICVC PARAMETER INDEX (cont)PARAMETERMENU SOFTKEYTABLE SCREEN NAME CONFIGURABLESpare Temperature 2 SERVICE CONTROL ALGORITHM STATUS LL_

175APPENDIX A — ICVC PARAMETER INDEX (cont)PARAMETERMENU SOFTKEYTABLE SCREEN NAME CONFIGURABLESurge Prevention Active? STATUS VPFSTATSurge Protection

176APPENDIX A — ICVC PARAMETER INDEX (cont)PARAMETERMENU SOFTKEYTABLE SCREEN NAME CONFIGURABLETower Fan High Setpoint SETPOINT XTower Fan Relay High S

177APPENDIX B — LEAD/LAG WIRING 19XR Lead Lag Schematic Series Cooler Flowa19-1655

178APPENDIX B — LEAD/LAG WIRING (cont)19XR Lead Lag Schematic Parallel Cooler Flowa19-1717

179APPENDIX C — MAINTENANCE SUMMARY AND LOG SHEETS19XR,XRV Maintenance Interval RequirementsNOTE: Equipment failures caused by lack of adherence to th

18ALARMS AND ALERTS — An alarm shuts down the com-pressor. An alert does not shut down the compressor, but it no-tifies the operator that an unusual c

180APPENDIX C — MAINTENANCE SUMMARY AND LOG SHEETS19XR,XRV Monthly Maintenance LogNOTE: Equipment failures caused by lack of adherence to the Maintena

181APPENDIX C — MAINTENANCE SUMMARY AND LOG SHEETS19XR,XRV Seasonal Shutdown LogNOTE: Equipment failures caused by lack of adherence to the Maintenanc

182APPENDIX D — OPTIONAL BACNET COMMUNICATIONS WIRINGOptional BACnet* Communications Wiring —The following section is used to configure the UPC Open c

183APPENDIX D — OPTIONAL BACNET COMMUNICATIONS WIRING (cont)CONFIGURING THE BAS PORT FOR BACNET MS/TP — Use the same baud rate and communication setti

184APPENDIX D — OPTIONAL BACNET COMMUNICATIONS WIRING (cont)To install a BT485 terminator, push the BT485 terminatoron to the BT485 connector located

185APPENDIX D — OPTIONAL BACNET COMMUNICATIONS WIRING (cont)Table D — Open System Wiring Specifications and Recommended Vendors LEGENDLO

186APPENDIX D — OPTIONAL BACNET COMMUNICATIONS WIRING (cont)COMMUNICATION LEDS — The LEDs indicate if thecontroller is communicating with the devices

187APPENDIX D — OPTIONAL BACNET COMMUNICATIONS WIRING (cont)Table G — Network Points List LEGENDPOINT DESCRIPTIONCCNPOINT NAMEREAD/WRITEUNI

188APPENDIX D — OPTIONAL BACNET COMMUNICATIONS WIRING (cont)Table G — Network Points List (cont) LEGENDPOINT DESCRIPTIONCCNPOINT NAMEREAD/W

189INDEXAbbreviations and Explanations, 5Accidental Start-Up (Prevent), 89Adding Refrigerant, 95Adjusting the Refrigerant Charge, 95After Extended Shu

192. Press or to highlight the desiredstatus table. The list of tables is:•MAINSTAT — Overall chiller status•VPF_STAT — Variable primary flow surge

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Cata

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Cata

CL-2- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

CL-319XR, XRV PIC II SETPOINT TABLE CONFIGURATION SHEETICVC Software Version Number:ICVC Controller Identification: BUS: ADDRESS:DESCRIPTION RANGE UNI

CL-4- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

CL-519XR, XRV PIC II ISM_CONF TABLE CONFIGURATION SHEET* Option 3 for VFD is available on software version 9 or higher. Allother software versions use

CL-6- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

CL-719XR, XRV PIC II OPTIONS TABLE CONFIGURATION SHEET — MACHINES WITH SERIAL NUMBERS 1410QXXXXX AND LATER OR VERSION 9 OR LATER SOFTWARE NOTE: No var

CL-8- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

CL-919XR, XRV PIC II SETUP1 TABLE CONFIGURATION SHEETDESCRIPTION RANGE UNITS DEFAULT VALUEComp Motor Temp Override150 to 20066 to 93DEG FDEG C20093Con

2CONTENTSPageSAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . 1INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

20CCNLOCAL RESETMENUDEFAULT SCREENStart Chiller In CCN Control Start Chiller in Local Control Clear AlarmsSTAT U SSCHEDULE SETPOINTSERVICE(SOFTKEYS)Ac

CL-10- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

CL-1119XR, XRV PIC II LEADLAG TABLE CONFIGURATION SHEETDESCRIPTION RANGE UNITS DEFAULT VALUELead Lag ControlLEAD/LAG: ConfigurationDSABLE=0, LEAD=1,LA

CL-12- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

CL-13BROADCAST (BRODEF) CONFIGURATION SHEETDESCRIPTION RANGE UNITS DEFAULT VALUETime Broadcast Enable DSABLE/ENABLE DSABLEDaylight SavingsStart Month

CL-14- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

CL-15ICVC DISPLAY AND ALARM SHUTDOWN STATE RECORD SHEETPRIMARY MESSAGE:SECONDARY MESSAGE:DATE:TIME:COMPRESSOR ONTIME:CHW INOILPRESSCHW OUTOIL TEMPCDW

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Cata

21NEXTPREVIOUSSELECTEXITSERVICE TABLEDisplay Alarm History(The table holdsup to 25 alarms with the most recent alarm at the top of the screen.) See no

22NEXTPREVIOUSSELECTEXITSERVICE MENU CONTINUEDFROM PREVIOUS PAGESelect a Service TableSelect a Service Table ParameterNEXTPREVIOUSSELECTEXITModify a S

23TIME SCHEDULE OPERATION (Fig. 20)On the Menu screen, press .4. Press or to highlight the desiredschedule.OCCPC01S — LOCAL Time ScheduleOCCPC02S —

242. There are 5 set points on this screen: BASE DEMANDLIMIT, LCW SETPOINT (leaving chilled water setpoint), ECW SETPOINT (entering chilled water setp

25Table 3 — ICVC Display Data (cont)EXAMPLE 1 — CHILLER DISPLAY DEFAULT SCREENThe following data is displayed in the Default screen.NOTES:1. The Evapo

26Table 3 — ICVC Display Data (cont)EXAMPLE 3 — VPF STAT DISPLAY SCREENTo access this display from the ICVC default screen:1. Press .2. Press .3. Scro

27Table 3 — ICVC Display Data (cont)EXAMPLE 4 — STARTUP DISPLAY SCREENTo access this display from the ICVC default screen:1. Press .2. Press .3. Scrol

28Table 3 — ICVC Display Data (cont)EXAMPLE 6 — HEAT_EX DISPLAY SCREENTo access this display from the ICVC default screen:1. Press .2. Press .3. Scrol

29Table 3 — ICVC Display Data (cont)EXAMPLE 8 — ISM_STAT DISPLAY SCREENTo access this display from the ICVC default screen:1. Press .2. Press .3. Scro

3CONTENTS (cont)PageSafety Shutdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64BEFORE INITIAL START-UP . . . . . . . . . . . .

30Table 3 — ICVC Display Data (cont)EXAMPLE 10 — SETPOINT DISPLAY SCREENTo access this display from the ICVC default screen:1. Press .2. Press .3. Pr

31Table 3 — ICVC Display Data (cont)EXAMPLE 13 — LL_MAINT DISPLAY SCREENTo access this display from the ICVC default screen:1. Press .2. Press .3. Sc

32Table 3 — ICVC Display Data (cont)EXAMPLE 14B — SURGPREV DISPLAY SCREEN (Machines with Serial Numbers 1410Qxxxxx and Lateror Version 9 or Later Soft

33Table 3 — ICVC Display Data (cont)EXAMPLE 16 — WSMCHRLE DISPLAY SCREENTo access this display from the ICVC default screen:1. Press .2. Press .3. Scr

34Table 3 — ICVC Display Data (cont)EXAMPLE 18 — ISM_CONF DISPLAY SCREENTo access this display from the ICVC default screen:1. Press .2. Press .3. Scr

35Table 3 — ICVC Display Data (cont)EXAMPLE 19A — OPTIONS DISPLAY SCREEN (Machines with Serial Numbers Prior to 1410Qxxxxx)To access this display from

36Table 3 — ICVC Display Data (cont)EXAMPLE 19B — OPTIONS DISPLAY SCREEN (Machines with Serial Numbers 1410Qxxxxx and Lateror Version 9 or Later Softw

37Table 3 — ICVC Display Data (cont)EXAMPLE 21 — SETUP1 DISPLAY SCREENTo access this display from the ICVC default screen:1. Press .2. Press .3. Scrol

38Table 3 — ICVC Display Data (cont)EXAMPLE 22 — SETUP2 DISPLAY SCREENTo access this display from the ICVC default screen:1. Press .2. Press .3. Scrol

39Table 3 — ICVC Display Data (cont)EXAMPLE 24 — RAMP_DEM DISPLAY SCREENTo access this display from the ICVC default screen:1. Press .2. Press .3. Sc

4CONTENTS (cont)PageRepair the Leak, Retest, and ApplyStanding Vacuum Test . . . . . . . . . . . . . . . . . . . . . . . . 95Checking Guide Vane Link

40PIC II System Functions — Refer to ICVC Opera-tion and Menus section on page 17.NOTE: Words not part of paragraph headings and printed in allcapital

41A No Flow determination is made on the evaporator side if(1) the EVAP SATURATION TEMP reads lower than 1° F (0.6°C) below the EVAP REFRIG TRIPPOINT,

42Constant Flow Surge PreventionNormal Capacity Control Mode occurs when ACTIVEDELTA T> SURGE LINE DELTA T.Surge Prevention Mode Level 1 occurs whe

43The ECW GAIN affects the size of the LCW CONTROLPOINT change in proportion to the difference between theECW SETPOINT and ECW TEMPERATURE.NOTE: Befo

44A diffuser pressure transducer is installed on compressorswith a split ring diffuser. The CCM monitors pressure fluctua-tions at the inlet to the in

45STAT display screen). It cannot be started or run during an un-occupied time period (when OCCUPIED? is set to NO on theMAINSTAT display screen). The

46Table 6 — Protective Safety Limits and Control SettingsMONITORED PARAMETER STATE LIMIT COMMENTSTemperature Sensors Out of Range260-270, 272,140, 141

47Table 6 — Protective Safety Limits and Control Settings (cont)MONITORED PARAMETER STATE LIMIT COMMENTSLow Pressure 142OIL PRESSURE DELTA P < 18 P

48Table 6 — Protective Safety Limits and Control Settings (cont)Default Screen Freeze — When the chiller is in analarm state, the default ICVC display

49Ramp Loading — The ramp loading control slows downthe rate at which the compressor loads up. This control can pre-vent the compressor from loading u

5ABBREVIATIONS AND EXPLANATIONSFrequently used abbreviations in this manual include:Words printed in all capital letters or in italics may beviewed on

50Table 7 — Capacity OverridesOVERRIDE CONDITION (Configurable Override Paramter)FIRST STAGE SET POINT (Capacity Inhibit)SECOND STAGE SET POINT (Force

51The oil heater is always off during start-up or when thecompressor is running.The oil pump is also energized during the time the oil is be-ing heate

52Condenser Freeze Prevention — This control algo-rithm helps prevent condenser tube freeze-up by energizing thecondenser pump relay. The PIC II contr

53SETPOINT (from the SETPOINT screen) and a Water/BrineReset value, if any. CONTROL POINT is limited to a minimumof 35 F (+1.7 C) for water, or 10 F (

54the HOT GAS BYPASS/SURGE PREVENTION is off, thepoint must pass through the deadband region to the line deter-mined by the configured values before t

55to the sum of HGBP ON DELTA T plus HGBP OFF DELTA TSee Fig. 26.The HGBP ON DELTA T must be set to a value largerthan the minimum delta T to which th

56the graph (default settings are shown) describe a line the algo-rithm uses to determine the maximum lift of the compressor forthe particular maximum

57system as a standby chiller to start up in case the lead or lagchiller in the system has shut down during an alarm conditionand additional cooling i

58If the lead chiller is stopped in CCN mode for any reasonother than an alarm (*) condition, the lag and standby chillersare also stopped. If the con

59CURRENT on the MAINSTAT screen) is less than thelead chiller percent capacity.NOTE: The use of AVERAGE LINE CURRENT or PER-CENT MOTOR KILOWATTS in t

6 27 10 Q 19843Week of YearYear of ManufactureUnique NumberPlace of ManufactureMODEL NUMBER NOMENCLATURESERIAL NUMBER BREAKDOWNCooler Si

60from another CCN device, or changed by other algorithms inthe PIC II control system.NOTE: The Ice Build steps do not occur if the chiller is config-

61information on another device. Therefore, a CCN module mustbe attached when this screen is entered. To attach any CCN device, highlight it using the

62This may be done for the local (table OCCPC01S), Ice Build(OCCPC02S), and/or CCN (OCCPC03S) schedule(s). If thechiller is on a CCN network, the acti

63schedule. Select OVERRIDE, and set the desired overridetime.Another condition for start-up must be met for chillers thathave the REMOTE CONTACTS OPT

64Shutdown Sequence — Chiller shutdown begins ifany of the following occurs:• the STOP button is pressed continuously for at least onesecond (the alar

65BEFORE INITIAL START-UPJob Data Required• list of applicable design temperatures and pressures(product data submittal)• chiller certified prints• st

66Table 10 — Bolt Torque Requirements, Foot Pounds2. If the pressure readings are abnormal for the chiller con-dition:a. Prepare to leak test chill

67Fig. 32 — 19XR Leak Test Procedures

68Table 11A — HFC-134a Pressure —Temperature (F)Table 11B — HFC-134a Pressure —Temperature (C)TEMPERATURE,FPRESSURE(psig)0 6.502 7.524 8.606 9.668 10.

69Standing Vacuum Test — When performing thestanding vacuum test or chiller dehydration, use a manometeror a wet bulb indicator. Dial gages cannot ind

7341819 20 21 222331302928272625243233241235641112131615141779108Fig. 2 — Typical 19XR,XRV Components LEGEND1—Guide Vane Actuator2—Suc

70Inspect Wiring1. Examine the wiring for conformance to the job wiring di-agrams and all applicable electrical codes.2. On low-voltage compressors (6

71Use the instruction and service manual supplied by the start-er manufacturer to verify the starter has been installed correct-ly, to set up and cali

72NOTE: The default CCN Occupied Schedule OCCPC03S isconfigured to be occupied (software versions 4.0 and later).Input Service Configurations — The fo

73Table 12 — Job Site Parameters*With variable flow systems this point may be configured to the lower end ofthe range.NOTE: Other parameters: Screens

74VFD Field Setup and VerificationUSING THE KEYPAD — The keypad display is used to mon-itor, view fault history and adjust the program of the VFDmicro

75Press and keys to move through following parameters.*Vector control is not used in this configuration.Press softkey to select a parameter menu s

766. Verify the conduit for the power wiring in securely con-nected to the VFD flanged cover and runs continuously tothe branch protection.7. Verify t

776. Press to the softkey to save changes when exitingthe ISM_CONF screeen.7. Press the softkey to and exit the ISM Configura-tion Screen.VFD Enable

784. Calculate the line side error ratio using the followingequation:* in POWER screen.5. Shut down the chiller.6. If the Line Side Error Ratio is gre

79To avoid unnecessary surge prevention, add about 10 psid(70 kPad) to P2 from these conditions:T4 = 10º F (5.5º C)P4 = 93 psid (642 kPad)Hand Calc

8MOTOR AND OIL COOLING CYCLE The motor and the lubricating oil are cooled by liquid refriger-ant taken from the bottom of the condenser vessel (Fig. 3

80• Surge Line Speed Factor determines how much the surgeline moves to accommodate lower compressor speed. Ascompressor speed drops the ΔT values on t

812. If ACTUAL GUIDE VANE POSITION is still less than30 and step 1 failed, then increase the value of SURGELINE SHAPE FACTOR in steps of 0.01 up to 2

82should be only one device on a CCN network which is desig-nated as the Time Broadcaster.ALARM ROUTING — This is in the table SERVICE–>EQUIPMENT C

83GUIDE VANE ACTUATOR CALIBRATION — This auto-mated procedure is performed at the factory prior to new chillershipment. During this test, the CCM out

84Increase the sensitivity of the flow switch by turning the ad-justment potentiometer clockwise until the yellow LED is lit.In case of nuisance trips

85STORAGETANK LIQUIDVALVEOILSEPARATORPUMPOUTCONDENSERWATER SUPPLYAND RETURNPUMPOUTCONDENSERSTORAGE TANKVAPOR VALVE2345PRESSURERELIEF SAFETY VALVEPUMPO

86Table 16A — Refrigerant (HFC-134a) Charge with Compressor End Cooler Nozzles*Not used on 19XRV units.CodeEnglishMetric (SI)Machine Charge Machine Ch

87Table 16B — 19XR Heat Exchanger Data — Drive End Entering Cooler Water*Not used on 19XRV units.CodeEnglishMetric (SI)Machine Charge Machine ChargeRe

88TRIMMING REFRIGERANT CHARGE — The 19XRchiller is shipped with the correct charge for the design duty ofthe chiller. Trimming the charge can best

89To Prevent Accidental Start-Up — A chiller STOPoverride setting may be entered to prevent accidental start-upduring service or whenever necessary. A

9The oil pump suction is fed from the oil reservoir. An oilpressure relief valve maintains 18 to 25 psid (124 to 172 kPad)differential pressure in the

90demand charge for the short period of high demand oper-ation. Pulldown rate can be based on load rate or temper-ature rate and is accessed on the EQ

91REFRIGERATION LOG CARRIER 19XR HERMETIC CENTRIFUGAL REFRIGERATION MACHINEPlant MACHINE MODEL NO. MACHINE SERIAL NO. REFRIGERANT TYPE REMARKS: Indi

92 Operating the Optional Pumpout Unit(Fig. 47) — Oil should be visible in the pumpout unit com-pressor sight glass under all operating condition

93Transfer Refrigerant from Pumpout Storage Tank to Chiller1. Equalize refrigerant pressure.a. Turn on chiller water pumps and monitor chillerpressure

94c. Equalize the refrigerant in the chiller cooler andcondenser.d. Turn off chiller water pumps and pumpout con-denser water supply.e. Turn on pumpou

953. Transfer remaining refrigerant.a. Close valve 3.b. Open valve 2.c. Turn on pumpout condenser water.d. Run the pumpout compressor until the storag

964. Rotate the guide vane sprocket fully clockwise andspot-drill the guide vane actuator shaft. Spot-drilling isnecessary when the guide vane actuato

97Check Safety and Operating Controls Monthly —To ensure chiller protection, the automated Control Testshould be performed at least once per month. Se

98As a minimum, the following maintenance is required.1. At least once a year, disconnect the vent piping at thevalve outlet and carefully inspect the

99Periodically vacuum or blow off accumulated debris on theinternal parts with a high-velocity, low-pressure blower.Power connections on newly install