Carrier GTR040-420 Specifications

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.PC 9

10CEPL130346-01STATUSLENJ1J2J4J3J5J6J7J8J9J10CCNRED LED - STATUS GREEN LED -LEN (LOCAL EQUIPMENT NETWORK)YELLOW LED -CCN (CARRIER COMFORT NETWORK)INST

CL-4Record Software VersionsMODE — RUN STATUS(Press and simultaneously to obtain software versions.)Record Configuration Information MODE — CONFIG

CL-5CUT ALONG DOTTED LINE CUT ALONG DOTTED LINE- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

CL-6Component Test — Complete the following tests to make sure all peripheral components are operational beforethe compressors are started.MODE — SERV

CL-7CUT ALONG DOTTED LINE CUT ALONG DOTTED LINE- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.PC 9

11OPERATING DATAControl MethodsSWITCH — Unit is started and stopped manually by switch-ing the ENABLE/OFF/REMOTE CONTACT switch fromOFF to ENABLE or b

12T1 — COOLER LEAVING FLUID SENSOR — This ther-mistor is located in the leaving fluid nozzle. The thermistorprobe is inserted into a friction-fit wel

13*When thermistor is viewed from perspective where the compressor is on the left and the cooler is on the right.Fig. 8 — Thermistor T3 and T4 Locatio

14Fig. 9 — Compressor Thermistor Locations (T7 and T8)LEGENDEXV — Electronic Expansion ValveFig. 10 — Typical Thermistor Location (30GTN,R and 30GUN,R

15T10 — REMOTE SPACE TEMPERATURE SENSOR — Sensor T10 (part no. HH51BX006) is an accessory sensor thatis remotely mounted in the controlled space an

16Thermostatic Expansion Valves (TXV) — Model30GTN,R and 30GUN,R 040-110 units are available from thefactory with conventional TXVs with liquid line

17Electronic Expansion Valve (EXV) (SeeFig. 15) — Standard units are equipped with a bottom sealEXV. This device eliminates the use of the liquid line

18The capacity control algorithm runs every 30 seconds. Thealgorithm attempts to maintain the leaving chilled water tem-perature at the control point.

19Table 6A — Part Load Data Percent Displacement, Standard Units*Unloaded compressor.NOTE: These capacity control steps may vary due to lag compressor

2CONTENTS (cont)PageCapacity Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17• ADDING ADDITIONAL UNLOADERS• MINUTES LEFT FOR

20Table 6A — Part Load Data Percent Displacement, Standard Units (cont)*Unloaded compressor.NOTE: These capacity control steps may vary due to lag com

21Table 6A — Part Load Data Percent Displacement, Standard Units (cont)*Unloaded compressor.NOTE: These capacity control steps may vary due to lag com

22Table 6B — Part Load Data Percent Displacement, With Accessory Unloaders*Unloaded compressor.†Two unloaders, both unloaded.NOTE: Some control steps

23Table 6B — Part Load Data Percent Displacement, With Accessory Unloaders (cont) *Unloaded compressor.†Two unloaders, both unloaded.NOTE: These capac

24Table 6B — Part Load Data Percent Displacement, with Accessory Unloaders (cont)*Unloaded compressor.Two unloaders, both unloaded.NOTE: These capacit

25Table 6B — Part Load Data Percent Displacement, With Accessory Unloaders (cont) *Unloaded compressor.†Two unloaders, both unloaded.NOTE: These capac

26Table 6B — Part Load Data Percent Displacement, With Accessory Unloaders (cont) *Unloaded compressor.†Two unloaders, both unloaded.NOTE: These capac

27ADDING ADDITIONAL UNLOADERS — See Table 7below for required hardware.Follow accessory instructions for installation. Connect un-loader coil leads to

28Low Entering Fluid Temperature Unloading — When theentering fluid temperature is below the control point, the con-trol will attempt to remove 25% o

29option. Wind baffles and brackets must be field fabricated andinstalled for proper operation. The fan speed will modulatebased on liquid line pressu

3 Table 1A — Unit Sizes and Modular Combinations (30GTN,R)*60 Hz units/50 Hz units.Table 1B — Unit Sizes and Modular Combinations(30GUN,R)*60 Hz units

30Scrolling Marquee Display (See Fig. 19 andTables 8-26) — The Scrolling Marquee Display is thestandard interface display to the ComfortLink™ Control

31When a specific item is located, the item name appears onthe left of the display, the value will appear near the middle ofthe display and the units

32wiring. A chilled water flow switch should be installed for eachchiller.To configure the two chillers for dual chiller operation, fol-low the exampl

33Table 9 — Run Status Mode and Sub-Mode DirectorySUB-MODEKEYPADENTRYITEM RANGE ITEM EXPANSION COMMENTVIEWEWT0 - 100 F(–18 - 38 C)ENTERING FLUID TEMPL

34Table 10 — Service Test Mode and Sub-Mode DirectoryLEGENDEXV — Electronic Expansion ValveSUB-MODEKEYPADENTRYITEM RANGE ITEM EXPANSION COMMENTTEST TE

35Table 11 — Temperature Mode and Sub-Mode Directory Table 12 — Pressure Mode and Sub-Mode DirectoryTable 13 — Set Point Mode and Sub-Mode DirectorySU

36Table 14 — Reading and Changing Chilled Fluid Set PointTable 15 — Inputs Mode and Sub-Mode DirectorySUB-MODE KEYPAD ENTRY ITEM DISPLAY RANGE ITEM E

37Table 16 — Outputs Mode and Sub-Mode DirectoryLEGENDTable 17 — Configuration Mode and Sub-Mode DirectoryLEGENDSUB-MODEKEYPADENTRYITEM RANGE ITEM EXP

38Table 17 — Configuration Mode and Sub-Mode Directory (cont)LEGENDSUB-MODEKEYPADENTRYITEMMARQUEEDISPLAY RANGENAVIGATORDISPLAY RANGEITEM EXPANSION COM

39Table 17 — Configuration Mode and Sub-Mode Directory (cont)LEGENDSUB-MODEKEYPADENTRYITEMMARQUEEDISPLAY RANGENAVIGATORDISPLAY RANGEITEM EXPANSION COM

4Control Module CommunicationRED LED — Proper operation of the control boards can bevisually checked by looking at the red status LEDs (light-emitting

40Table 17 — Configuration Mode and Sub-Mode Directory (cont)LEGENDSUB-MODEKEYPADENTRYITEMMARQUEEDISPLAY RANGENAVIGATORDISPLAY RANGEITEM EXPANSION COM

41Table 18 — Example of Temperature Reset (Return Fluid) ConfigurationNOTE: The example above shows how to configure the chiller for temperature reset

42Table 19A — Example of Configuring Dual Chiller Control (Master Chiller) (cont) SUB-MODE ITEM KEYPAD ENTRY DISPLAY ITEM EXPANSION COMMENTOPT2(cont)C

43Table 19B — Example of Configuring Dual Chiller Control (Slave Chiller)NOTES:1. Slave CCN Address must be different than Master.2. Slave CCN Bus Num

44Table 20 — Example of Compressor Lead/Lag ConfigurationNOTE: Options 1 and/or 3 not valid for sizes 040-070 without Circuit B accessory unloader ins

45 Table 22 — Setting an Occupied Time ScheduleTable 23 — Operating Mode and Sub-Mode DirectoryLEGENDSUB-MODE KEYPAD ENTRY ITEM DISPLAY ITEM EXPANSI

46Table 24 — Operating ModesMODE NO. ITEM EXPANSION DESCRIPTION01FSM CONTROLLING CHILLER Flotronic™ System Manager (FSM) is controlling the chiller.

47Table 25 — Alarms Mode and Sub-Mode DirectoryTable 26 — Example of Reading and Clearing AlarmsTemperature Reset — The control system is capable ofha

48Table 27 — Configuring Temperature ResetTable 28 — 4-20 mA ResetNOTE: The example above shows how to configure the chiller for 4-20 mA reset. No res

49Cooling Set Point (4 to 20 mA) — A field suppliedand generated, externally powered 4 to 20 mA signal can beused to provide the leaving fluid tempera

5Table 3 — Status SwitchesLEGEND *The OPS can also be added as an accessory.†The CPCS can be added as an accessory.Table 4 — Output RelayLEGENDOFM — O

50Table 29 — Menu Configuration of 4 to 20 mA Cooling Set Point ControlDemand Limit — Demand Limit is a feature that allowsthe unit capacity to be lim

51Table 30 — Configuring Demand LimitNOTE: Heating reset values skipped in this example.MODEKEYPADENTRYSUB-MODEKEYPADENTRYITEM DISPLAY ITEM EXPANSION

52TROUBLESHOOTINGCompressor Protection Control System(CPCS) Board — The compressor protection board con-trols the compressor and compressor crankcase

536. When the test has been completed, carefully reassembleexpansion valve. Apply a small amount of O-ring greaseto the housing seal O-ring before ins

54Table 31 — Alarm and Alert CodesALARM/ALERTCODEALARMORALERTDESCRIPTIONWHY WAS THISALARMGENERATED?ACTION TAKENBY CONTROLRESETMETHODPROBABLECAUSET051A

55Table 31 — Alarm and Alert Codes (cont)LEGEND *MOP = 50 F (10 C).†Freeze is defined as 34° F (1.1 C) for water. For brine fluids, freezeis CSP.3 min

56 Table 31 — Alarm and Alert Codes (cont)ALARM/ALERTCODEALARMORALERTDESCRIPTIONWHY WAS THISALARMGENERATED?ACTION TAKENBY CONTROLRESETMETHODPROBABLECA

57 Table 31 — Alarm and Alert Codes (cont)LEGEND*MOP = 50 F (10 C).†Freeze is defined as 34° F (1.1 C) for water. For brine fluids, freezeis CSP.3 min

58SERVICEElectronic ComponentsCONTROL COMPONENTS — Unit uses an advanced elec-tronic control system that normally does not require service.For details

597. Remove the liquid lines by breaking the silver-solderedjoints at the cooler liquid line nozzles.8. On 30GTN,GTR and 30GUN,GUR 080-110 and 230B-31

6Fig. 1 — Typical Control Box (080-110 and Associated Modular Units Shown)

60Tube Plugging — A leaky tube can be plugged until retubingcan be done. The number of tubes plugged determines howsoon cooler must be retubed. Tubes

613. Apply torque in one-third steps until required torque isreached. Load all bolts to each one-third step before pro-ceeding to next one-third step.

62Environmentally Sound Coil Cleaner ApplicationEquipment• 21/2 Gallon Garden Sprayer• Water Rinse with Low Velocity Spray NozzleEnvironmentally Sound

63Refrigerant Feed Components — Each circuit hasall necessary refrigerant controls.ELECTRONIC EXPANSION VALVE (EXV) — A cut-away view of valve i

64Refrigerant CircuitLEAK TESTING — Units are shipped with complete operat-ing charge of refrigerant R-22 for 30GTN,R and R-134a for30GUN,R (see Physi

65Table 34A — 5K Thermistor Temperature (F) vs Resistance/VoltageVOLTAGE DROP A FOR THERMISTORS T1, T2, T7-T9VOLTAGE DROP B FOR THERMISTORS T3-T6TEMP(

66Table 34B — 5K Thermistor Temperature (C) vs Resistance/VoltageVOLTAGE DROP A FOR THERMISTORS T1, T2, T7-T9VOLTAGE DROP B FOR THERMISTORS T3-T6TEMP(

67Table 35A — 10K Thermistor Temperatures (°F) vs Resistance/Voltage Drop(For Thermistor T10)TEMP(F)VOLTAGEDROP (V)RESISTANCE(Ohms)–254.758 196,453–24

68Table 35B — 10K Thermistor Temperatures (°C) vs Resistance/Voltage Drop(For Thermistor T10)Safety Devices — Chillers contain many safety devicesand

6930GTN,R and 30GUN,R 130-210, 230A-315A and330A/B-420A/B — A control relay in conjunction with aground fault module replaces the function of the CPC

7CCNLENDATACOMMUNICATIONPORTFig. 2 — 24 V Control Schematic, Unit Sizes 040-070

70Relief Devices — Fusible plugs are located in each cir-cuit to protect against damage from excessive pressures.HIGH-SIDE PROTECTION — One device is

71START-UP AND OPERATIONNOTE: Refer to Start-Up Checklist on pages CL-1 to CL-8.Actual Start-Up — Actual start-up should be done onlyunder supervision

72MINIMUM FLUID LOOP VOLUME — To obtain propertemperature control, loop fluid volume must be at least 3 gal-lons per ton (3.25 L per kW) of chiller

73LEGEND FOR FIG. 40-45ALM —AlarmCWFS —Chilled Water Flow SwitchCWP —Chilled Water PumpCWPI —Chilled Water Pump InterlockCXB —Compressor Expansion Boa

74VIOBLK432J10BPLUGMBB1516171819K8K756TB510TB5BLK1112TB512TB5ALMRCWPRMAX LOAD-75VA SEALED360VA INRUSHMAX LOAD-75VA SEALED360VA INRUSH12 111098765432 1

75APPENDIX A — CCN TABLESUNIT (Configuration Settings)OPTIONS1 (Options Configuration)*Unit size dependent.DESCRIPTION STATUS DEFAULT UNITS POINT Unit

76APPENDIX A — CCN TABLES (cont)CONFIGURATION SCREEN (TYPE 10)OPTIONS2 (Options Configuration)DISPLAY (STDU SETUP)SCHEDOVR (TIMED OVERRIDE SETUP)ALARM

77APPENDIX A — CCN TABLES (cont)RESETCON (Temperature Reset and Demand Limit)BRODEFS (Broadcast POC Definition Table)DESCRIPTION STATUS DEFAULT UNITS

78APPENDIX A — CCN TABLES (cont)A_UNIT (General Unit Parameters)CIRCA_AN (Circuit A Analog Parameters)CIRCA_DIO (Circuit A Discrete Parameters)DESCRIP

79APPENDIX A — CCN TABLES (cont)CIRCB_AN (Circuit B Analog Parameters)CIRCBDIO (Circuit B Discrete Parameters)DESCRIPTION STATUS UNITS POINT FORCEABLE

8Fig. 3 — 24 V Control Schematic, Unit Sizes 080-110, 230B-315BCCNLENDATACOMMUNICATIONPORT/Fig. 3 — 24 V Control Schematic, Unit Sizes 080-110, 230B-3

80APPENDIX A — CCN TABLES (cont)OPTIONS (Unit Parameters)DESCRIPTION STATUS UNITS POINT FORCEABLEFANSFan 1 Relay ON/OFF FAN_1 NFan 2 Relay ON/OFF FAN_

81APPENDIX A — CCN TABLES (cont)STRTHOURALARMSNOTE: Alerts will displayed as Txxx.DESCRIPTION STATUS UNITS POINTMachine Operating Hours nnnnn hours HR

82APPENDIX A — CCN TABLES (cont)CURRMODSSETPOINTLOADFACTVERSIONSDESCRIPTION STATUS UNITS POINTFSM controlling chiller ON/OFF MODE_1WSM controlling chi

83APPENDIX A — CCN TABLES (cont)CSM/FSM EQUIPMENT TABLEWSM EQUIPMENT PART COOL SOURCE MAINTENANCE TABLESUPERVISOR MAINTENANCE TABLEOCCUPANCY MAINTENAN

84APPENDIX B — FLUID DROP PRESSURE CURVESCooler Fluid Pressure Drop Curves — 30GUN,GUR040-110ENGLISH AND SILEGENDNOTE: Ft of water = 2.31 x change in

85APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GUN,GUR130-210ENGLISHSICOOLER PRESSURE DROP KEY1 — 30GUN,GUR130,

86APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GUN,GUR230A-255A, 270A-420A, 270B, 330B-420BENGLISHSICOOLER PRES

87APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GUN,GUR230B, 245B, 255B, 290B, 315BENGLISH AND SICOOLER PRESSURE

88APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GTN,GTR040-110ENGLISH AND SILEGENDNOTE: Ft of water = 2.31 x cha

89APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GTN,GTR130-210ENGLISHSICOOLER PRESSURE DROP KEY1 — 30GTN,GTR130,

9CCNLENDATACOMMUNICATIONPORT(ACC 190-210)(ACC 190-210)Fig. 4 — 24 V Control Schematic, Unit Sizes 130-210, 230A-315A, 330A/B-420A/B

90APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GTN,GTR230A-420A, 270B, 330B-420BENGLISHSICOOLER PRESSURE DROP K

91APPENDIX B — FLUID DROP PRESSURE CURVES (cont)Cooler Fluid Pressure Drop Curves — 30GTN,GTR230B, 245B, 255B, 290B, 315BENGLISH AND SICOOLER PRESSURE

92APPENDIX C — Motormaster® V ConfigurationMotormaster V (MMV) is a Variable Frequency Drive(VFD) that varies the condenser fan speed. Within the MMV,

93APPENDIX C — Motormaster® V Configuration (cont)Drive Programming — Refer to Motormaster V Pro-gram Parameters table for each of the operating modes

94APPENDIX C — Motormaster® V Configuration (cont)Motormaster V Program Parameters for Operating Modes LEGENDPARAMETERS DESCRIPTI

95APPENDIX C — Motormaster® V Configuration (cont)Motormaster V Fault Codes LEGENDLiquid Line Pressure Set Point Adjustment —A

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.PC 9

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.PC 9

CL-2II. Preliminary Equipment Check (This section to be completed by installing contractor)1. Is there any physical damage? Ye s No a. Will thi

CL-3CUT ALONG DOTTED LINE CUT ALONG DOTTED LINE- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -