Carrier Ecologic 30GX080 Series Controls, Start-Up, Operation, Service, And Troubleshooting Download Page 91 | Manualshive

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APPENDIX D (cont)

DataPort/DataLink Object Definition (cont)

CCN TABLE NAME

DESCRIPTION

STATUS

UNITS

POINT

FORCIBLE

CIRCB_AN

CIRCUIT A ANALOG VALUES
Total Capacity
Available Capacity
Discharge Pressure
Suction Pressure
B1 Oil Pressure Diff.
B2 Oil Pressure Diff.
B1 Oil Pressure
B2 Oil Pressure
Discharge Gas Temperature
B1 Motor Temperature
B2 Motor Temperature
Saturated Condensing Temp
Saturated Suction Temp
EXV Percent Open
Motormaster Speed*
Cooler Level Indicator
CPM B1 Feedback
CPM B2 Feedback
Circuit B ECON Pressure

0-100
0-100
nnn.n
nnn.n
nnn.n
nnn.n
nnn.n
nnn.n

snnn.n
snnn.n

0-100
0-100

0-3

0-10
0-10

nnn.n

%
%

PSI
PSI
PSI
PSI
PSI
PSI

°F
°F
°F
°F
°F

%
%

—

Volts
Volts

PSI

CAPB_T
CAPB_A

DP_B
SP_B

DOP_B1
DOP_B2

OP_B1
OP_B2

DISTMP_B

TMTR_B1
TMTR_B2

TMP_SCTB
TMP_SSTB

EXV_B

SPEEDB

LEVEL_B

K_B1_FBK
K_B2_FBK

ECNP_B

N
N
N
N
N
N
N
N
N
N
N
N
N
N
Y
N
N
N
N

CIRB_DIO

CIR. B DISCRETE OUTPUTS
Compressor B1
Compressor B2
Loader B1
Loader B2
Min. Load Valve, Valve B
Circuit B Oil Heater
B1 Mtr Cooling Solenoid
B2 Mtr Cooling Solenoid
Circuit B Oil Pump
Oil Solenoid B1
Oil Solenoid B2
CIR B DISCRETE INPUTS
Compressor B1 Feedback
Compressor B2 Feedback

On/Off
On/Off
On/Off
On/Off
On/Off
On/Off
On/Off
On/Off
On/Off
On/Off
On/Off

On/Off
On/Off

K_B1_RLY
K_B2_RLY

LOADR_B1
LOADR_B2

MLV_B

OILB_HTR

MTRCL_B1
MTRCL_B2

OILPMP_B

OILSL_B1
OILSL_B2

K_B1_FBK
K_B2_FBK

N
N
N
N
N
N
N
N
N
N
N

N
N

UNIT_2

UNIT ANALOG PARAMETERS
Cooler Entering Fluid
Cooler Leaving Fluid
Condenser Entering Fluid
Condenser Leaving Fluid
Reclaim Entering Fluid
Reclaim Leaving Fluid
5 Volt Supply
TEMPERATURE RESET
4 to 20 mA Reset Signal
Return Reset Signal
External Reset Signal
Outdoor Air Temp
Calculated Reset

snnn.n
snnn.n
snnn.n
snnn.n
snnn.n
snnn.n

sn.n

nn.n

snnn.n
snnn.n
snnn.n
snnn.n

°F
°F
°F
°F
°F
°F

Volts

mA

^F
°F
°F
^F

COOL_EWT

COOL_LWT

COND_EWT

COND_LWT

HR_EWT

HR_LWT

P_REF

RST_MA
RSTRTN

T_SPACE

OAT

sp_delta

N
N
N
N
N
N
N

N
N
Y
Y
N

*These values may be modified at any time (Unit On/Off).

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Summary of Contents for Ecologic 30GX080 Series

Page 1: ...ath Shut off all power to this equipment during installation and ser vice There may be more than one disconnect switch Tag all disconnect locations to alert others not to restore power until work is completed This unit uses a microprocessor based electronic control system Do not use jumpers or other tools to short out com ponents or to bypass or otherwise depart from recom mended procedures Any sh...

Page 2: ...RY REPLACEMENT Carrier Comfort Network CCN Interface 66 PROCESSOR MODULE PSIO 1 HIGH VOLTAGE RELAY MODULE DSIO HV Replacing Defective Processor Module 68 Winter Shutdown Preparation 68 PRE START UP PROCEDURE 69 System Check 69 START UP AND OPERATION 69 Actual Start up 69 Operating Sequence 69 FIELD WIRING 70 75 APPENDIX A Compressor Must Trip Amps 76 80 APPENDIX B Capacity Loading Sequence 81 85 A...

Page 3: ...ontacts REMOTE This switch is different than the switch that is used in the Flotronic II controls configuration The CCN control is enabled through the HSIO II The switch al lows unit operation as shown in Table 1 In the LOCAL position the chiller is allowed to operate and respond to the scheduling configuration CCN configuration and set point data In the remote position the unit operates sim ilarl...

Page 4: ...r pressure for a compressor is less than 13 psi then the oil pump will be started Just before the oil pump is started the control measures the pressure differential between the discharge pres sure and oil pressure oil system pressure drop The oil system pressure drop is saved and used to determine when the oil pump should be shut off When the oil pump is operating it is capable of increasing oil p...

Page 5: ...or A1 Junction Box CPM1 plug J5 Motor Temp A2 Motor Temperature A2 Compressor A2 Junction Box CPM2 plug J5 Motor Temp B1 Motor Temperature B1 Compressor B1 Junction Box CPM1 plug J9 Motor Temp B2 Motor Temperature B2 Compressor B2 Junction Box CPM1 plug J9 T5 Discharge Gas Temp A Top of Oil Separator Circuit A PSIO 2 J7 pins 8 9 T6 Discharge Gas Temp B Top of Oil Separator Circuit B PSIO 2 J7 pins...

Page 6: ...play would read 5 85 for a motor overtemperature condition on compressor B1 Alerts for compressors A2 and B2 if present would be gener ated as 2 xx and 6 xx respectively Alarm codes 3 and 4 would not be used Ending zeros are not displayed The high pressure switch is wired in series with the relay coils of the 8 relays on the CPM If this switch opens during operation all relays on the CPM are deene...

Page 7: ...city is a loader the control energizes deener gizes a loader when the ratio reaches 60 60 Loaders are allowed to cycle faster than compressors to minimize the number of starts and stops on each compressor A delay of 90 seconds occurs after each capacity step change MINUTES LEFT FOR START This value is displayed in the Status subfunction and represents the amount of time to elapse before the unit i...

Page 8: ...oad Control The chiller must be configured for minimum load control operation This may be done using the unit keypad HSIO 2 Set the LOCAL OFF REMOTE LOR switch in the OFF position 1 Press on the keypad 2 Press the down arrow until the display reads MIN LOAD VALVE SELECT DISABLE 3 To enable the minimum load valve feature press 4 The display may read as follows If not skip to Step 7 PASSWORD PROTECT...

Page 9: ... this factor is ap plied to the capacity Load Unload Factor The larger this value is set the longer the control will delay between adding or re moving stages of capacity Figure 4 shows how compressor starts can be reduced over time if the leaving water temperature is allowed to drift a larger amount above and below the set point This value should be set in the range of 3 0 to 4 0 for sys tems with...

Page 10: ...se of head pressure control The chiller must be field configured for the options shown in Table 6 Fan stage settings are shown in Table 7 AIR COOLED UNITS 30GX See Fig 5 for condenser fan locations Without Motormaster Control The first stage of fans are turned on based on compressor status or a Head Pressure Set Point based on Saturated Condensing Temperature SCT Additional fan stages are added wh...

Page 11: ...oor air tem perature and decreases with decreased temperature difference A drop in entering outdoor air temperature results in a lower saturated condensing temperature When outdoor air tempera ture drops below the minimum temperature for standard units additional head pressure control is required Model 09DK units have fully automatic intermediate season head pressure control through condenser fan ...

Page 12: ...1 A2 contactor FC 5 5A 9 10 1 176 Standard FC 1 1 2 Comp B1 contactor FC 2 3 4 3 FC 3 5 6 4 FC 4 7 8 Comp A1 contactor FC 5 9 10 1 FC 6 11 12 2 High Static FC 1 1A 1 2 Comp B1 contactor FC 2 2A 3 4 3 FC 3 3A 5 6 4 FC 4 4A 7 8 Comp A1 contactor FC 5 5A 9 10 1 FC 6 6A 11 12 2 206 226 250 Standard FC 1 1 2 Comp B1 contactor FC 2 3 4 3 FC 3 5 6 1 FC 4 7 8 Comp A1 A2 contactor FC 5 9 10 2 FC 6 11 12 2 ...

Page 13: ...and 6 are on Between 70 F 21 1 C and 80 F 26 7 C whether fans 5 and 6 are on or off depends on whether temper ature is rising or falling If the temperature is rising from 70 F 21 1 C to 80 F 26 7 C fans 5 and 6 are off If the tempera ture is falling from 80 F 26 7 C to 70 F 21 1 C fans 5 and 6 are on FAN FAN SWITCH TEMPERATURE FAN 2 ON Above 65 3 F 18 3 1 7 C Between 55 and 65 F 12 8 and 18 3 C an...

Page 14: ...ller from oper ating unless chilled water flow is detected See page 73 of the Field Wiring section for proper connection of the chilled water flow switch and cooler pump interlock The factory default setting for cooler pump control is 0 not controlled It is recommended for 30GX packaged air cooled chillers that the cooler pump control be utilized unless the chilled water pump runs continuously or ...

Page 15: ... identified by number Table 11B shows the 6 functions identified by name and the subfunctions identi fied by number when using the optional remote enhanced dis play controller Table 12 shows a brief example on how to access subfunctions NOTE It is not necessary to use the through every item in a subfunction For example if you wanted to read the oil pressure for the A1 compressor press then press t...

Page 16: ...emote CCN Occupancy Schedule Options Configuration 2 Bus Address 4 Circuit A Discrete Inputs Outputs Table Valves and Motormaster Control Holiday 01 Configuration Reset Demand Limit Configuration Time Date Configuration 5 Circuit B Analog Values Holiday 02 Configuration Machine Configuration Codes CCN Enable Disable 6 Circuit B Discrete Inputs Outputs Table Holiday 03 Configuration 7 Unit Analog P...

Page 17: ...vice History Set Point 1 STATUS A_UNIT_1 SERVICE CONTROL TEST SCHEDULE OCCPC01S SERVICE EQUIPMENT CONFIGURATION SERVICE EQUIPMENT CONFIGURATION STRTHOUR SETPOINT 2 STATUS A_UNIT_1 SERVICE CONTROL TEST SCHEDULE OCCPC02S SERVICE EQUIPMENT CONFIGURATION OPTIONS1 SERVICE ALARM HISTORY SERVICE LID CONFIGURATION 3 STATUS CIRCA_AN SERVICE CONTROL TEST SCHEDULE OCCPC65S SERVICE EQUIPMENT CONFIGURATION OPT...

Page 18: ... A1 Relay is OFF Oil Solenoid A2 Relay is OFF When the last element in a subfunction has been displayed the first element is repeated Loader A1 Relay is OFF To move to next subfunction it is not necessary to use subfunction number Press function name key to advance display through all subfunctions within a function and then back to the first Circuit B Discrete Outputs Unit Discrete Outputs Valves ...

Page 19: ...and Discrete Information Cir cuit A Analog Values can be viewed by pressing and scrolling down to see current system operating conditions such as pressures and temperatures Pressing will bring up Circuit A Discrete Inputs and Outputs Scroll down to view the On Off status of the compressor s loaders solenoids and pumps Oil switch and feedback inputs are also displayed Press and to view the identica...

Page 20: ...trol Point xx x dF Entering Fluid Temperature xx x dF Leaving Fluid Temperature xx x dF Emergency Stop Emstop Minutes Left for Start xx min Heat Cool Status Heat Cool Displays LOCAL ON OFF or CCN ON OFF Force clear value with HSIO or CCN device Must be ON for CCN clock control 3 Circuit A Analog Values CIRCUIT A ANALOG VALUES Total Capacity xxx x Available Capacity xxx x Discharge Pressure xxx x P...

Page 21: ...ff On Minimum Load Valve A Off On Circuit A Oil Heater Off On A1 Mtr Cooling Solenoid Off On A2 Mtr Cooling Solenoid Off On Circuit A Oil Pump Off On Oil Solenoid A1 Off On Oil Solenoid A2 Off On CIR A DISCRETE INPUTS Circuit A Oil Switch Open Close Compressor A1 Feedback Off On Compressor A2 Feedback Off On 5 Circuit B Analog Values CIRCUIT A ANALOG VALUES Total Capacity xxx x Available Capacity ...

Page 22: ...cuit B Discrete Inputs Outputs CIR B DISCRETE OUTPUTS Compressor B1 Off On Compressor B2 Off On Loader B1 Off On Loader B2 Off On Minimum Load Valve B Off On Circuit B Oil Heater Off On B1 Mtr Cooling Solenoid Off On B2 Mtr Cooling Solenoid Off On Circuit B Oil Pump Off On Oil Solenoid B1 Off On Oil Solenoid B2 Off On CIR B DISCRETE INPUTS Circuit B Oil Switch Open Close Compressor B1 Feedback Off...

Page 23: ...ND LIMIT 4 20 mA Demand Signal x xx mA Demand Switch 1 Off On Demand Switch 2 Off On CCN Loadshed Signal Normal Alarm Max Allowable CAP xxx x PUMPS Cooler Pump Relay Off On Cooler Pump Flow Switch Off On Condenser Pump Relay Off On Condenser Pump Flow Switch Off On MISCELLANEOUS Ice Valve Off On Ice Build Complete Yes No Heat Cool Switch Heat Cool Dual Set point Switch Off On Cooler Heater Off On ...

Page 24: ... LOW SOURCE TEMP PROTECT RAMP LOADING ACTIVE TIMED OVERRIDE ACTIVE LOW COOLER SUCTION TEMP WSM CONTROLLING SLOW CHANGE OVERRIDE OFF TO ON DELAY ACTIVE FSM CONTROLLING 2 CHILLR LEAD LAG ACTIVE 2 CHILLR LL COMM FAILURE CIR A LOW DISCHG SUPERHT CIR B LOW DISCHG SUPERHT CIR A HIGH SDT CIR B HIGH SDT 10 Capacity Control CAPACITY CONTROL Load Unload Factor xxx x Control Point xx x dF Leaving Water Temp ...

Page 25: ...ured for Heating 6 No Slave Configured LEGEND CCN Carrier Comfort Network CPM Compressor Protection Module dF Degrees Fahrenheit EXV Electronic Expansion Valve FSM Flotronic System Manager LL Lead Lag MTA Must Trip Amps SAT Saturated SDT Saturated Discharge Temperature SP Set Point WSM Water System Manager KEYPAD ENTRY DISPLAY COMMENT Alarm 02 Reset Alarms 1 ENTER Comp A1 Fail 1 80 Curr Alarm 15 1...

Page 26: ...OTE or CCN control Override expires after each use WSM CONTROLLING Water System Manager is controlling the chiller SLOW CHANGE OVERRIDE Slow change override is in effect The leaving fluid temperature is close to and moving towards the control point LEGEND CCN Carrier Control Network CSP Cooling Set Point CRAMP Cooling Ramp Loading EXV Electronic Expansion Valve LOR Local Off Remote SP Set Point WS...

Page 27: ... Refer to Table 19 for a complete description of the func tion When the PSIO 1 module is replaced or downloaded with Version 4 0 or later software the number of starts and run hours may be changed one time Record the current values from the PSIO before removing the module or downloading new software The number of starts and hours may be changed by entering the desired value at the HSIO and pressin...

Page 28: ... Relay is OFF Loader B1 Relay is ON Loader B2 Similarly use to test remaining outputs Press the down arrow key or to turn an output off Minimum Load Valve B Circuit B Oil Heater B1 Mtr Cooling Solenoid B2 Mtr Cooling Solenoid Circuit B Oil Pump Oil Solenoid B1 Oil Solenoid B2 NOTE Output will display Relay is ABSENT when not configured 3 Unit Discrete Outputs Unit Discrete Output Fan 1 Relay is OF...

Page 29: ...h step for valve to stop moving Circuit A EXV Valve Target Percent 75 Valve may be closed in 25 increments by key ing in Wait 30 seconds between each step for valve to stop moving Circuit A EXV Valve Target Percent 100 Circuit B EXV Valve Target Percent 0 Test same method as for Circuit A Circuit A Water Valve Target Percent 0 Test same method as for EXV valves Circuit A Fan Speed Test same method...

Page 30: ...rs Starts Compressor B1 Starts xxx Compressor B2 Starts xxx 2 Alarm History Previous Alarm 1 description Alarm description time day of occurrence List 10 most recent alarms Use when necessary Previous Alarm 2 description Alarm description time day of occurrence Previous Alarm 3 description Alarm description time day of occurrence Previous Alarm 4 description Alarm description time day of occurrenc...

Page 31: ...3 0 GX 100 0 HXA 85 0 HXC DEMAND LIMIT Demand Switch 1 Setpoint xxx x Default 80 0 Demand Switch 2 Setpoint xxx x Default 50 0 LCW Delta Alarm Limit xxx x dF Default 50 0 dF Minutes Off Time xxx min Default 0 min Motor Temp Set Point xxx x dF Default 200 0 dF 2 Units US IMPERIAL METRIC 0 0 English Default 1 Metric 3 Address TARGET ADDRESS x Default 1 TARGET BUS NUMBER x Default 0 4 Time Day of Wee...

Page 32: ...w to configure a new PSIO 1 module for use in a 30HXC106 530CA water cooled chiller Transducer Calibration Press and scroll down to view the transducer calibration information See Table 22 for a complete list and the Pressure Transducers section on page 61 for a description of this subfunction Manual Control Mode This control allows the user to have full control over the compressors loaders and th...

Page 33: ...ect x 1 Equal circuit 2 Staged circuit Default 2 See page 7 Lead Lag Sequence Select x 1 Automatic Default 2 Circuit A leads 3 Circuit B leads Head Press Control Type x 0 None Default HX 1 Air cooled Default for GX and must be set to 1 for HXA control of remote A C condenser fans 2 Water cooled HXC only Motormaster Select x 0 None Default 1 Direct control Water Valve Type x 0 None Default 1 4 20 m...

Page 34: ...Degrees Reset at 20 mA xx x dF Default 0 COOLING RESET TYPE 2 Remote temp No Reset xx x dF Default 20 Remote temp Full Reset xx x dF Default 125 Degrees Reset xx x dF Default 0 COOLING RESET TYPE 3 CHW Delta T No Reset xx x dF Default 15 CHW Delta T Full Reset xx x dF Default 0 Degrees Reset xx x dF Default 0 COOLING RESET Select Enable Reset Type x 0 No Reset Default 1 4 20 mA Reset 2 External Re...

Page 35: ... Adjustable from 20 0 to 20 0 Derivative PID Gain x x Default 0 0 Adjustable from 20 0 to 20 0 5 Factory Configuration Codes FACTORY CODES Configuration Code 1 xxxxxxxx Factory set See Table 25 Configuration Code 2 xxxxxxxx Factory set See Table 25 Configuration Code 3 xxxxxxxx Factory set See Table 25 SERVICE CODES Configuration Code 4 xxxxxxxx Factory set See Table 25 Configuration Code 5 xxxxxx...

Page 36: ...it A Loader 2 Off to enable to stop Circuit A Min Load Valve Off to enable to stop Circuit B Compressor 1 Off to enable to stop Circuit B Compressor 2 Off to enable to stop Circuit B Loader 1 Off to enable to stop Circuit B Loader 2 Off to enable to stop Circuit B Min Load Valve Off to enable to stop 9 Dual Chiller Configuration Series Water Flow Only MST_SLV Master Slave Select 0 1 2 0 Disabled 1...

Page 37: ...ion 1 Cooler Fluid Select 1 Min Load Valve Select Dsable Loading Sequence Select 1 Lead Lag Sequence Select 1 PASSWD PROTECTED FUNC Enter password Lead Lag Sequence Select 0 Lead Lag Sequence Select 2 NOTE Configurations may be modified after entering the password The password is only required to be entered once After a period of 10 minutes of no HSIO activity the user is automatically logged out ...

Page 38: ...0521 02000063 30HXA116 31660010 14600000 00000181 15200521 02000063 30HXA126 31660010 15600000 00000182 15200521 02000063 30HXA136 31800010 15600000 00000196 15200521 02000063 30HXA146 31800010 16600000 00000197 15200521 02000063 30HXA161 31800010 15600000 00000196 15200521 02000063 30HXA171 31660010 18000000 00000125 15200521 02000063 30HXA186 31800010 18000000 00000139 15200521 02000063 30HXA206...

Page 39: ... time schedule can be overridden to keep the chiller in an Occupied mode for 1 2 3 or 4 hours on a one time basis Dual Set Point Control This feature can be enabled to allow the use of a second or unoccupied cooling set point The function can be either switch controlled or clock controlled To enable switch control set the Cooling Setpoint Select under to 1 See page 74 or 75 of Field Wiring section...

Page 40: ...tly Not Used SCHEDULES OCCPC65S Timed Override 00 Extended Occupied Time MTWTFSSH OCC UNOCC 01 00000000 00 00 00 00 Displays current stored schedule First two numbers are schedule 01 08 MTWTFSSH OCC UNOCC 01 11111000 00 00 00 00 Monday Friday now occupied MTWTFSSH OCC UNOCC 01 11111000 06 30 00 00 Occupied time now set MTWTFSSH OCC UNOCC 01 11111000 06 30 21 00 Unoccupied time now set Remote sched...

Page 41: ...alue of 10 degrees at full reset Full reset is at a 2 degree temperature dif ference across the cooler and no reset would be at a 10 F dif ference across the cooler See Fig 10 and Table 31 Demand Limit Demand Limit is a feature that allows the unit capacity to be limited during periods of peak energy usage There are 3 types of demand limiting which can be con figured The first type is through 2 sw...

Page 42: ...4 7 16 8 18 9 20 10 RESET REFERENCE 4 20 mA SIGNAL INPUT VOLTS DC 0 0 1 1 2 2 2 4 3 3 6 4 4 8 5 5 10 6 7 12 RESET AMOUNT C F 0 0 0 0 5 1 1 1 2 1 6 3 2 2 4 2 7 5 3 3 6 3 8 7 4 4 8 5 0 9 5 5 10 BUILDING LOAD RESET AMOUNT 0 0 0 1 1 2 2 2 4 3 3 6 4 4 8 5 5 10 6 7 12 RESET AMOUNT C F 100 80 60 40 20 0 PERCENT OF BUILDING LOAD RESET REFERENCE TEMPERATURE COOLER DELTA T COOLER EWT LWT C F Fig 8 Cooling E...

Page 43: ...Remote temp Full Reset 25 0 dF Remote temp No Reset 125 0 dF Remote temp No Reset 90 0 dF Degrees Reset 0 0 dF Degrees Reset 10 0 dF COOLING RESET Scroll down to this point Select Enable Reset Type 0 Select Enable Reset Type 2 External reset selected ENTER ENTER ENTER ENTER ENTER ENTER KEYPAD ENTRY DISPLAY RESPONSE COMMENT COOLING RESET TYPE 1 Degrees Reset at 20 mA 0 0 dF Degrees Reset at 20 mA 1...

Page 44: ... no Cancel command has been received within the configured maximum loadshed time limit Table 32 Setting Switch Controlled Demand Limit Table 33 Setting Demand Limit 4 to 20 mA Controlled 2 to 10 vdc With 500 Ohm Resistor Table 34 Setting Demand Limit CCN Loadshed Controlled KEYPAD ENTRY DISPLAY RESPONSE COMMENT COOLING RESET TYPE 1 DEMAND LIMIT Scroll down to this point Demand Limit at 20 mA 0 0 D...

Page 45: ... the fault Manual reset requires that the alarm s be reset via the HSIO Press and then to clear manual reset alarms If the Alarm Reset Select feature is selected a manual reset alarm can also be reset by switching the LOR switch from LOCAL REMOTE to OFF and back to LOCAL REMOTE again If an alarm was from the CPM mod ule depress the reset button located on the control fuse panel for 5 seconds befor...

Page 46: ...utton Loose terminals on power wires Poor power supply Dis played only if current unbal ance alarm feature is enabled in x 27 Alert Current Imbalance 10 Warning CPM measures current imbalance between phases greater than 10 for 25 minutes None Loose terminals on power wires Poor power supply Dis played only if current unbal ance alarm feature is disabled in x 3 Alarm Current Imbalance 25 CPM measur...

Page 47: ...id failure 21 Alert External Reset Temper ature Thermistor Failure Thermistor outside range of 40 to 245 F 40 to 118 C Reset disabled Runs under normal control set points Automatic Thermistor failure or wir ing error 22 Alert Circuit A Discharge Pressure Transducer Failure Calibration offset more than 6 PSIG 41 kPa or Voltage ratio volts read ref voltage more than 99 9 or less than 0 5 Circuit A s...

Page 48: ...the brine freeze point for 3 min utes For brines SST may also be 14 F 7 8 C or more below the lowest cooling set point Circuit B shut down Manual Low refrigerant charge plugged strainer faulty expansion valve Low water flow 40 Alert Compressor A1 Low Oil Pressure See Note 1 Comp A1 shut down Manual Low Water Temperature low refrigerant charge plugged oil filter closed oil valve bad oil solenoid co...

Page 49: ...g error 58 Alert Circuit B Liquid Level Sensor Failure Sensor reads 245 F 118 C or 40 F 40 C with SST 9 F 12 8 C Runs but controls EXV based on Disch Super heat Automatic Thermistor circuit open faulty liquid level sensor wiring error 59 Alarm Compressor A1 Pre Start Oil Pressure Oil Pump did not build sufficient pressure during pre lube cycle Circuit cannot start Manual Low oil oil pump failure o...

Page 50: ...t 5 F 2 8 C for 10 minutes Circuit B shut down Manual Faulty thermistor trans ducer or EXV or Econo mizer Motor cooling solenoid stuck open 75 Alarm Comp A1 Max Oil Delta P check oil line Discharge press Oil press 100 PSI for more than 5 seconds Comp A1 shut down Manual Plugged oil filter closed oil valve bad oil sole noid compressor oil check valve stuck oil line check valve stuck plugged oil str...

Page 51: ... K_B2_RLY CPM 2 Compressor B2 Relay Compressor shut down LOADR_A1 PSIO 1 Compressor A1 Loader No Action LOADR_A2 PSIO 1 Compressor A2 Loader No Action LOADR_B1 PSIO 1 Compressor B1 Loader No Action LOADR_B2 PSIO 1 Compressor B2 Loader No Action LMT_MA PSIO 2 Demand Limit 4 20 mA Input Disable function LOR_SW DSIO EXV Local Off Remote Switch Chiller shut down MLV_A PSIO 2 DSIO HV Min Load Valve Rel...

Page 52: ...for Circuit B Voltage should rise and fall at each pin If it re mains constant at a voltage or shows 0 volts remove the con nector to the valve and recheck Press to close the circuit EXV Check the DSIO address setting the address should be 50 If a problem still ex ists replace the EXV driver module If the voltage reading is correct the expansion valve and EXV wiring should be checked Check the EXV...

Page 53: ...tom of the econo mizer and the bolts that secure the shell to the unit frame or mounting bracket Cut the motor cooling line leaving the top of the economizer Carefully remove the shell from the economizer Make sure EXV plug is still connected The economizer shell is heavy Use caution when removing shell 4 Enter the appropriate EXV test step for EXV A or EXV B by pressing on the HSIO Scroll down to...

Page 54: ...o wick into the area of the tube that is not rolled into the tube sheet and Table 39 Plugging Components Table 40 Tube Diameters prevent fluid from accumulating between the tube and the tube sheet New tubes must also be rolled into the center tube sheet to prevent circuit to circuit refrigerant leakage TIGHTENING COOLER CONDENSER HEAD BOLTS O Ring Preparation When reassembling cooler and con dense...

Page 55: ...ondenser pressures check the condenser re frigerant temperature against the leaving condenser water tem perature If this reading is more than what the design difference is supposed to be then the condenser tubes may be dirty or wa ter flow may be incorrect Due to the pressure in the R 134a system air usually will not enter the machine the refrigerant will leak out During the tube cleaning process ...

Page 56: ...ayed 6 If the EXV Percent Open is greater than 60 and the liquid line sight glass is flashing then the circuit is low on charge Follow the procedure for adding charge for 30HXC units To add charge to the 30HXC systems 1 Make sure that the unit is running at full load and that the cooler leaving fluid temperature is in the range of 42 to 46 F 5 6 to 7 8 C 2 At these operating conditions check the l...

Page 57: ... in the process of being reclaimed from the low side of the system 2 Begin by running the unit at full load for 11 2 hours Use the Manual Control feature of the software if the unit does not normally run at full load 3 After running the unit for 11 2 hours allow the unit to restart and run normally If the Low Oil Level alarms per sist continue following this procedure 4 Close the liquid line servi...

Page 58: ...Change com pressors according to the following procedure 1 Turn off all main and control circuit power supplying the machine 2 Close the discharge and liquid valve s suction valve and cooler inlet line service valve if equipped oil line shutoff valve economizer bubble tube valve 30HXA C161 271 only and minimum load shutoff valve if equipped for circuit to be changed Disconnect the oil inlet line f...

Page 59: ...onnect the oil filter to the shutoff valve and oil line to the compressor Install oil line straight into fitting until fer rule seats against fitting Thread packing nut onto fitting and tighten finger tight Use a backup wrench to finish tightening the nut Do not overtighten 18 Reinstall the loader and oil solenoids high pressure switch and oil pressure transducer Make sure the loader solenoids are...

Page 60: ...ar flow of liquid refrigerant indicates sufficient charge in the system Note however that bubbles in the sight glass do not necessarily indi cate insufficient charge Moisture in the system is measured in parts per million ppm changes of color of indicator are Green moisture is below 80 ppm Yellow green chartreuse 80 to 225 ppm caution Yellow wet above 225 ppm Change filter drier at the first sign ...

Page 61: ...ALIBRATION Pressure transducers are factory installed on all models to read Dis charge Suction Economizer reads leaving condenser pres sure on models without economizer and Oil pressure DO NOT attempt to calibrate any of these transducers by the pres sure gage method unless the transducer is connected to a fully charged refrigerant system A more accurate method of cali bration is used by the 30GX ...

Page 62: ...9 351 96 2 360 3 170 180 0 678 561 13 4 442 28 473 97 2 332 3 099 181 0 668 551 14 4 427 27 624 98 2 305 3 031 182 0 659 542 15 4 413 26 804 99 2 277 2 964 183 0 649 533 16 4 397 26 011 100 2 251 2 898 184 0 640 524 17 4 381 25 245 101 2 217 2 835 185 0 632 516 18 4 366 24 505 102 2 189 2 773 186 0 623 508 19 4 348 23 789 103 2 162 2 713 187 0 615 501 20 4 330 23 096 104 2 136 2 655 188 0 607 494 ...

Page 63: ...01 82 0 683 564 17 4 598 40 845 33 2 493 3 549 83 0 665 547 16 4 577 38 592 34 2 441 3 404 84 0 648 531 15 4 554 38 476 35 2 389 3 266 85 0 632 516 14 4 531 34 489 36 2 337 3 134 86 0 617 502 13 4 507 32 621 37 2 286 3 008 87 0 603 489 12 4 482 30 866 38 2 236 2 888 88 0 590 477 11 4 456 29 216 39 2 186 2 773 89 0 577 466 10 4 428 27 633 40 2 137 2 663 90 0 566 456 9 4 400 26 202 41 2 087 2 559 91...

Page 64: ...alves are installed in each circuit and are located on all coolers One relief valve is also installed on each 30HXC condenser Both circuits oil separa tors on 30GX and 30HXA units have factory installed relief valves as well These valves are designed to relieve if an abnormal pressure condition arises Relief valves on all coolers and 30HXC condensers relieve at 220 psi 1517 kPa Relief valves on 30...

Page 65: ...e address for a DSIO module should be set on the switch closest to the silver mounting plate If all modules indicate communication failure check COMM plug on PSIO 1 module for proper seating If a good connection is assured and condition persists replace PSIO 1 module If only a DSIO module indicates communication failure check COMM plug on that module for proper seating If a good connection is assu...

Page 66: ...ve pin of each system element communication con nector must be wired to the positive pins of the system ele ments on either side of it This is also required for the negative and signal ground pins of each system element Wiring con nections for CCN should be made at the COMM1 plug on the PSIO 1 module Consult the CCN Contractor s Manual for further information NOTE Conductors and drain wire must be...

Page 67: ...s not operating air cooled units Condenser coil plugged or dirty air cooled units Condenser water valve not operating water cooled units Circuit overcharged Liquid valve closed Replace switch Open valve or replace if defective Check wiring Repair or replace motor s if defective Clean coil Check wiring Repair or replace valve if defective Clean condenser Open valve or replace if defective UNIT OPER...

Page 68: ...illips screwdriver and remov ing the module from the control box Save the screws for later use 3 Use a small screwdriver to set the address switches S1 and S2 on the new PSIO module to exactly match the settings on the defective module 4 Package the defective module in the carton of the new module for return to Carrier 5 Mount the new module in the unit control box using a Phillips screwdriver and...

Page 69: ...ed the modi fied set point Chiller is controlling to the Control Point dis played under Operating Sequence The chiller is started by switching the LOCAL OFF REMOTE switch to either LOCAL or REMOTE If cooler pump control is enabled the cooler pump is started If condenser pump control 30HXC is enabled the condenser pump is started On a command for cooling the oil pump is turned on to start the pre l...

Page 70: ...T 230 V CONTROL CIRCUITS USE 15 AMP MAXIMUM FROM SEPARATE POWER SUPPLY 115 V CONTROL CIRCUITS USE 30 AMP MAXIMUM FROM SEPARATE POWER SUPPLY 2 1 GND TB4 Fig 26 Power Supply Wiring EQUIP GND TB2 TB2 BLK BLK T1 T2 K6 SEPARATE 115 OR 230 V FIELD POWER SUPPLY RELAY BOARD 1 2 3 ALM RELAY BOARD 2 K3 T4 T3 SEPARATE 115 OR 230 V FIELD POWER SUPPLY EQUIP GND ALM MAX LOAD ALLOWED FOR THE ALARM RELAY IS 125 V...

Page 71: ...1 EQUIP GND C2 C1 T3 T4 CWP MAX LOAD ALLOWED FOR THE CWP RELAY IS 125 VA SEALED 1250 VA INRUSH AT 115 OR 230 VOLT MIN LOAD 10 VA SEALED ACCESSORY ONLY Fig 29 Chilled Water Pump Relay Wiring 30HXA C MAX LOAD ALLOWED FOR THE CWP RELAY IS 125 VA SEALED 1250 VA INRUSH AT 115 OR 230 VOLT MIN LOAD 10 VA SEALED ACCESSORY ONLY Fig 30 Chilled Water Pump Relay Wiring 30GX ...

Page 72: ...PNK GRA WHT TB4 WHT 2 PNK GRA PNK GRA WHT WHT 9 8 7 11 10 12 CHANNEL 11 CHANNEL 12 PL5 6 PL5 5 MINIMUM LOAD CONTROL A MINIMUM LOAD CONTROL B PL5 4 FIOP ONLY Fig 32 Oil Pump Motor Junction Box Wiring Fig 31 Ground Fault Interrupter Convenience Outlet Accessory Wiring NOTE Gray Pink and White wires are included in the control box as part of the factory wire harness Field supplied and installed wire ...

Page 73: ...4 RED OFF REMOTE ON OFF CONTACTS REMOTE TB2 TB2 TB2 1 RED RED DSIO EXV J3 12 MAX LOAD ALLOWED AT TB2 1 AND TB2 6 IS 125 VA SEALED 1250 VA INRUSH AT 115 OR 230 VOLTS MIN LOAD 10 VA SEALED FIELD SUPPLIED Fig 34 Condensing Pump Relay Wiring 30HXC and Remote Condensing Fan On Off Wiring 30HXA Fig 35 Chilled Water Interlock and Flow Switch Input Wiring Fig 36 Remote On Off Switch Input Wiring ...

Page 74: ...TER THERMISTOR 5 kΩ AT 77F 25C FIELD SUPPLIED CONDENSER LEAVING WATER THERMISTOR 5 kΩ AT 77F 25C FIELD SUPPLIED FIELD SUPPLIED 4 20 mA WATER VALVE 30HXC ONLY SEPARATE POWER SUPPLY REQUIRED FOR ACTUATOR MOTOR PSIO 2 J6 PLUG TOP 18 17 15 14 PSIO 2 J7 PLUGS REMOTE DUAL SETPOINT ICE DONE 25 500 OHM 1 2 WA FIELD SUPPLIED RESISTOR 500 OHM 1 2 WA FIELD SUPPLIED RESISTOR CONDENSER FLOW SWITCH BOTTOM 32 FI...

Page 75: ...NAL GENERATOR DEMAND LIMIT 23 500 OHM 1 2 WATT FIELD SUPPLIED RESISTOR 47 46 PSIO 2 J6 PLUG 49 50 VIO GRA VIO GRA VIO GRA VIO GRA MOTORMASTER OPTION 080 150 160 CIRCUIT A 151 161 350 MOTORMASTER OPTION CIRCUIT B 151 161 350 31 28 REMOTE DUAL SETPOINT ICE DONE 25 34 STAGE 2 STAGE 1 DEMAND LIMIT EXTERNAL SWITCH 35 FIELD SUPPLIED 24 VAC 24 SPACE TEMPERATURE SENSOR 10 kΩ AT 77F 25C FIELD SUPPLIED Fig ...

Page 76: ...5 6 8 1 2 4 7 246 140 30GX 115 5 3 4 5 1 4 5 8 448 254 30GX 115 6 1 3 4 7 1 2 4 5 6 7 8 204 114 30GX 115 8 2 6 7 8 1 3 8 418 238 30GX 115 9 1 4 5 8 1 2 4 254 144 30GX 125 1 1 2 6 7 8 1 2 3 8 162 110 30GX 125 2 1 4 5 6 8 1 2 6 246 168 30GX 125 5 3 4 5 2 3 4 5 6 7 8 448 306 30GX 125 6 1 3 4 7 1 2 4 7 8 204 138 30GX 125 8 2 6 7 8 1 5 418 288 30GX 125 9 1 4 5 8 1 2 8 254 174 30GX 136 1 1 2 6 7 8 1 2 4...

Page 77: ...8 248 138 248 138 30GX 281 9 2 3 4 5 7 8 1 2 8 2 3 4 5 7 8 1 2 8 314 174 314 174 30GX 301 1 1 3 4 6 8 1 2 4 6 8 1 3 4 6 8 1 2 4 6 8 198 134 198 134 30GX 301 2 1 7 1 3 4 7 8 1 7 1 3 4 7 8 300 202 300 202 30GX 301 6 1 4 5 6 1 2 6 1 4 5 6 1 2 6 248 168 248 168 30GX 301 9 2 3 4 5 7 8 1 3 4 2 3 4 5 7 8 1 3 4 314 208 314 208 30GX 325 1 1 3 4 6 8 1 2 6 7 8 1 3 4 6 8 1 2 6 7 8 198 162 198 162 30GX 325 2 1...

Page 78: ...76 144 30HXA146 2 1 4 7 8 1 3 5 7 8 266 218 30HXA146 3 2 3 4 5 6 7 8 1 4 5 7 8 306 250 30HXA146 5 3 6 8 2 4 486 400 30HXA146 6 1 3 5 7 1 3 4 5 6 7 220 180 30HXA146 8 3 4 8 2 4 5 6 462 376 30HXA146 9 1 5 6 1 3 6 7 280 228 30HXA161 1 1 3 4 6 8 1 2 4 6 8 198 134 30HXA161 2 1 7 1 3 4 7 8 300 202 30HXA161 3 2 3 5 6 1 3 6 7 344 228 30HXA161 5 6 7 8 2 3 546 368 30HXA161 6 1 4 5 6 1 2 6 248 168 30HXA161 8...

Page 79: ...A271 9 2 3 4 5 7 8 2 3 4 5 7 8 2 3 4 5 7 8 314 314 314 30HXC076 1 1 2 3 4 5 6 1 2 3 4 5 6 56 56 30HXC076 2 1 2 3 5 6 7 1 2 3 5 6 7 84 84 30HXC076 3 1 2 3 5 1 2 3 5 96 96 30HXC076 5 1 2 5 7 8 1 2 5 7 8 154 154 30HXC076 6 1 2 3 4 6 8 1 2 3 4 6 8 70 70 30HXC076 8 1 2 4 1 2 4 144 144 30HXC076 9 1 2 3 5 6 1 2 3 5 6 88 88 30HXC086 1 1 2 3 4 6 7 1 2 3 4 5 6 68 56 30HXC086 2 1 2 3 6 8 1 2 3 5 6 7 102 84 3...

Page 80: ...5 6 7 8 2 3 4 7 274 332 30HXC171 9 1 2 6 8 1 3 4 7 8 166 202 30HXC186 1 1 2 4 6 7 8 1 2 4 6 7 8 130 130 30HXC186 2 1 3 4 6 7 1 3 4 6 7 196 196 30HXC186 3 1 3 5 7 1 3 5 7 220 220 30HXC186 5 2 3 6 8 2 3 6 8 358 358 30HXC186 6 1 2 6 7 8 1 2 6 7 8 162 162 30HXC186 8 2 3 4 7 2 3 4 7 332 332 30HXC186 9 1 3 4 7 8 1 3 4 7 8 202 202 30HXC206 1 1 2 3 7 1 2 3 4 5 8 1 2 4 6 7 8 108 62 130 30HXC206 2 1 2 6 7 1...

Page 81: ...gized The capac ity shown for Stage 3B above is calculated as follows Total Capacity 0 40 x 80 0 70 x 56 80 56 x 100 52 4 STANDARD LOADING SEQUENCE CIRCUIT A LEAD CIRCUIT 2 COMPRESSOR UNIT STAGE COMP A1 LOADER A1 LOADER A2 COMP B1 LOADER B1 LOADER B2 TOTAL CAPACITY 50 50 Split TOTAL CAPACITY 59 41 Split 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 20 0 23 5 2 1 1 0 0 0 0 35 0 41 1 3 1 1 1 0 0 0 50 0 58 8 4...

Page 82: ... 43 Split TOTAL CAPACITY 67 33 Split 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 14 3 13 3 2 1 1 0 0 0 0 0 25 0 23 3 3 1 1 1 0 0 0 0 35 7 33 3 4 1 1 0 0 1 1 0 55 2 46 7 5 1 1 0 0 1 1 1 68 2 56 7 6 1 1 1 0 1 1 1 78 9 66 7 7 1 1 0 1 1 1 1 83 0 80 0 8 1 1 1 1 1 1 1 100 0 100 0 CLOSE CONTROL LOADING SEQUENCE CIRCUIT A LEAD CIRCUIT 3 COMPRESSOR UNIT STAGE COMP A1 LOADER A1 LOADER A2 COMP A2 COMP B1 LOADER ...

Page 83: ...e capacity shown for Stage 4 above is calculated as follows Total Capacity 0 70 x 66 0 70 x 39 0 0 x 80 66 39 80 x 100 39 7 3 The loading sequence fo 30GX205 265 units is the same as those shown for the 30HX206 271 above STANDARD LOADING SEQUENCE CIRCUIT A LEAD CIRCUIT 3 COMPRESSOR UNIT STAGE COMP A1 LOADER A1 LOADER A2 COMP A2 COMP B1 LOADER B1 LOADER B2 TOTAL CAPACITY 57 43 Split TOTAL CAPACITY ...

Page 84: ... 50 50 Split 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 10 0 2 1 1 0 0 0 0 0 0 18 0 3 1 1 1 0 0 0 0 0 25 0 4 1 1 0 0 1 1 0 0 35 0 5 1 1 1 0 1 1 0 0 43 0 6 1 1 1 0 1 1 1 0 50 0 7 1 1 0 1 1 1 1 0 60 0 8 1 1 0 1 1 1 0 1 70 0 9 1 1 1 1 1 1 0 1 85 0 10 1 1 1 1 1 1 1 1 100 0 CLOSE CONTROL LOADING SEQUENCE CIRCUIT A LEAD CIRCUIT 4 COMPRESSOR UNIT STAGE COMP A1 LOADER A1 LOADER A2 COMP A2 COMP B1 LOADER B1 L...

Page 85: ...B2 COMP B2 TOTAL CAPACITY 50 50 Split 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 10 0 2 1 1 0 0 0 0 0 0 18 0 3 1 1 1 0 0 0 0 0 25 0 4 1 1 0 1 0 0 0 0 35 0 5 1 1 1 1 0 0 0 0 50 0 6 1 1 1 1 1 1 0 0 68 0 7 1 1 1 1 1 1 1 0 75 0 8 1 1 1 1 1 1 0 1 85 0 9 1 1 1 1 1 1 1 1 100 0 CLOSE CONTROL LOADING SEQUENCE CIRCUIT A LEAD CIRCUIT 4 COMPRESSOR UNIT STAGE COMP A1 LOADER A1 LOADER A2 COMP A2 COMP B1 LOADER B1 ...

Page 86: ...0GX 900 029 30GX206 226 250 Sound Enclosure Hail Guard Wind Baffle Control box side only 30GX 900 030 30GX251 265 Sound Enclosure Hail Guard Wind Baffle Cooler side only 30GX 900 031 30GX251 265 Sound Enclosure Hail Guard Wind Baffle Control box side only 30GX 900 039 30GX281 350 Sound Enclosure Hail Guard Wind Baffle Cooler side only 30GX 900 040 30GX281 350 Sound Enclosure Hail Guard Wind Baffle...

Page 87: ...solation Pads 30HX 900 016 30GX080 090 30HX076 096 116 146 Insulation Kit 14 3 Pass Cooler no Economizer Tubesheets heads 30HX 900 017 30GX080 090 30HX076 096 116 146 Insulation Kit 14 2 Pass Cooler no Economizer Tubesheets heads 30HX 900 020 30GX105 136 160 176 30HX161 186 Insulation Kit 16 2 Pass Cooler with Economizer Tubesheets heads economizers 30HX 900 021 30GX160 176 30HX161 186 Insulation ...

Page 88: ...tive Demand Limit Percent Total Capacity Control Point Entering Fluid Temp Leaving Fluid Temp Emergency Stop Heat Cool Status MODE STATUS OCC ENA_CCN CHIL_S_S ALM alarm_1 alarm_2 alarm_3 alarm_4 alarm_5 DEM_LIM CAP_T CTRL_PNT EWT LWT EMSTOP HEATCOOL RO RO RO RW RW RO RO RO RO RO RO RW RO RW RO RO RW RO CIRCA_AN Percent Total Capacity Percent Available Capacity Discharge Pressure Suction Pressure A...

Page 89: ...Condenser Pump Relay FAN_1 FAN_2 FAN_3 FAN_4 FAN_5 FAN_6 LMT_MA DL_STAT COOL_PMP COND_PMP RO RO RO RO RO RO RW RO RO RO SETPOINT Cool Set Point 1 Cool Set Point 2 Heat Set Point 1 Heat Set Point 2 Demand Switch 1 Set Point Demand Switch 2 Set Point CSP1 SCP2 HSP1 HSP2 dlswsp1 dlswsp2 RW RW RW RW RW RW CCN TABLE NAME DATA TABLE NAME ACCESS OCCDEFCS OCCPC01S OCCPC02S OCCPC65S RW RW RW LEGEND RO Read...

Page 90: ...Pressure Discharge Gas Temperature A1 Motor Temperature A2 Motor Temperature Saturated Condensing Temp Saturated Suction Temp EXV Percent Open Motormaster Speed Water Valve Position Cooler Level Indicator CPM A1 Feedback CPM A2 Feedback Circuit A ECON Pressure 0 100 0 100 nnn n nnn n nnn n nnn n nnn n nnn n snnn n snnn n 0 100 0 100 0 100 0 3 0 10 0 10 nnn n PSI PSI PSI PSI PSI PSI F F F F F Volts...

Page 91: ...TPUTS Compressor B1 Compressor B2 Loader B1 Loader B2 Min Load Valve Valve B Circuit B Oil Heater B1 Mtr Cooling Solenoid B2 Mtr Cooling Solenoid Circuit B Oil Pump Oil Solenoid B1 Oil Solenoid B2 CIR B DISCRETE INPUTS Compressor B1 Feedback Compressor B2 Feedback On Off On Off On Off On Off On Off On Off On Off On Off On Off On Off On Off On Off On Off K_B1_RLY K_B2_RLY LOADR_B1 LOADR_B2 MLV_B OI...

Page 92: ...n mA F F FAN_1 FAN_2 FAN_3 FAN_4 FAN_5 FAN_6 LMT_MA DMD_SW1 DMD_SW2 DL_STAT DEM_LIM COOL_PMP CFLOW_SW COND_PMP DFLOW_SW ICE_VALVE ICE_DONE HC_SW DUAL COOL_HTR OPT_TMP1 OPT_TMP2 N N N N N N N N N N Y N N N N N N Y Y N N N CCN TABLE NAME DESCRIPTION STATUS DEFAULTS UNITS POINT SETPOINT COOLING Cool Set Point 1 Cool Set Point 2 Cooling Ramp Loading HEATING Heat Set Point 1 Heat Set Point 2 Heating Ra...

Page 93: ...271 096 106 186 206 100 10 1 100 1000 COOLER FLOW RATE GPM PRESSURE DROP FT WG 076 086 096 106 116 126 136 146 161 171 186 206 246 271 1000 100 10 1 1 10 100 COOLER FLOW RATE L S PRESSURE DROP KPA Unit Size Range NOTE Ft of water 2 31 x psig 30HX COOLER PRESSURE DROP ENGLISH Unit Size Range 30HX COOLER PRESSURE DROP SI ...

Page 94: ...94 APPENDIX E cont Unit Size Range NOTE Ft of water 2 31 x psig 30HX CONDENSER PRESSURE DROP ENGLISH Unit Size Range 30HX CONDENSER PRESSURE DROP SI ...

Page 95: ...6 3 0 G X 2 5 0 2 5 1 2 6 5 1000 100 10 1 10 100 COOLER FLOW RATE L s PRESSURE DROP kpa 30GX205 206 30GX225 226 30GX250 251 265 NOTE Ft of water 2 31 x psig 30GX080 176 COOLER PRESSURE DROP ENGLISH 30GX080 176 COOLER PRESSURE DROP SI 30GX205 265 COOLER PRESSURE DROP ENGLISH 30GX205 265 COOLER PRESSURE DROP SI ...

Page 96: ...0 10 1 100 COOLER FLOW RATE GPM 10000 PRESSURE DROP ft wg 1000 100 10 1 10 COOLER FLOW RATE L s 100 PRESSURE DROP kpa 30GX281 350 COOLER PRESSURE DROP ENGLISH NOTE Ft of water 2 31 x psig 30GX281 350 COOLER PRESSURE DROP SI ...

Page 97: ...97 APPENDIX F LEGEND EXV Electronic Expansion Valve HPS High Pressure Switch Typical System Components 30GX With Economizer ...

Page 98: ...98 APPENDIX F cont LEGEND EXV Electronic Expansion Valve HPS High Pressure Switch Typical System Components 30HX Without Economizer ...

Page 99: ... 68 History Function 27 Inspecting Cleaning Heat Exchangers 55 Inspecting Opening Economizers 53 Inspecting Opening Electronic Expansion Valves 53 Keypad and Display Module HSIO II 3 15 Lead Lag Determination 7 Liquid Line Service Valve 60 Loading Sequence 7 Major System Components 3 Minimum Load Valve 8 Minutes Left for Start 7 Minutes Off Time 7 Moisture Liquid Indicator 60 Motor Cooling 4 Oil C...

Page 100: ...ontinue or change at any time specifications or designs without notice and without incurring obligations PC 903 Catalog No 533 095 Printed in U S A Form 30G H 5T Pg 100 8 99 Replaces 30G H 4T Book 2 Tab 5c Copyright 1999 Carrier Corporation ...

Page 101: ...RCUIT A___________________________ CIRCUIT B 1 MODEL __________________________ 1 MODEL _____________________ S N________________________________ S N __________________________ 2 MODEL __________________________ 2 MODEL _____________________ S N________________________________ S N __________________________ COOLER MODEL ____________________________ S N __________________________ CONDENSER 30HX ONL...

Page 102: ...D WATER SYSTEM ALL CHILLED WATER VALVES ARE OPEN ALL FLUID PIPING IS CONNECTED PROPERLY ALL AIR HAS BEEN VENTED FROM THE SYSTEM CHILLED WATER PUMP CWP IS OPERATING WITH THE CORRECT ROTATION CWP AMPERAGE RATED ___________________________ ACTUAL ____________________________________ PUMP PRESSURES INLET ____________________________ OUTLET ____________________________________ CHECK CONDENSER SYSTEM 30...

Page 103: ...R COMPANY FOR ASSISTANCE ALL INCOMING POWER VOLTAGE IS WITHIN RATED VOLTAGE RANGE CHECK COMPRESSOR RUNNING CURRENT CHECK COOLER WATER LOOP INLET PIPING TO COOLER INCLUDES A 20 MESH STRAINER COOLER FLOW SWITCH SET FOR PROPER MINIMUM FLOW AND COOLER INTERLOCK ENABLED WATER LOOP DESIGN VOLUME __________________ GALLONS LITERS CALCULATED VOLUME __________________GALLONS LITERS 3 GALLONS NOMINAL TON 3 ...

Page 104: ...SPECIFIED REQUIREMENT OF _____________ GPM L S COOLER HEATER FUSE INSTALLED AND HEATERS ARE ACTIVE IF USED CHECK CONDENSER WATER LOOP PROPER LOOP CORROSION INHIBITOR INCLUDED ____________ GALLONS LITERS OF ___________________ INLET PIPING TO CONDENSER INCLUDES A 20 MESH STRAINER CHECK PRESSURE DROP ACROSS THE CONDENSER 30HXC ONLY ENTERING CONDENSER ______________ PSIG kPa LEAVING CONDENSER _______...

Page 105: ...D LEDs CORRECT FLUID SET POINTS ARE ENTERED COOL SET POINT 1 _____________ COOL SET POINT 2 _____________ CORRECT DATE TIME AND OPERATING SCHEDULE S ARE SET LOADER A1 LOADER B1 LOADER A2 LOADER B2 MINIMUM LOAD VALVE A MINIMUM LOAD VALVE B CIRCUIT A OIL HEATER CIRCUIT B OIL HEATER A1 MOTOR COOLING SOLENOID B1 MOTOR COOLING SOLENOID A2 MOTOR COOLING SOLENOID B2 MOTOR COOLING SOLENOID CIRCUIT A OIL P...

Page 106: ... RESET TYPE 1 Degrees Reset at 20 mA _______________________ COOLING RESET TYPE 2 Remote Temp No Reset ______________________ Remote Temp Full Reset ______________________ Degrees Reset _______________________________ COOLING RESET TYPE 3 CHW Temp No Reset ________________________ CHW Temp Full Reset _______________________ Degrees Reset _______________________________ COOLING RESET Select Enable ...

Page 107: ...________ CIR B DISCHARGE PRESS _____________ CIR B ECONOMIZER PRESS ___________ CIR B DISCHARGE TEMP _____________ CIR B LIQUID LINE TEMP _____________ NOTE OIL FILTER PRESSURE DROPS MUST BE CHECKED AFTER INITIAL 200 300 HOURS OF COMPRESSOR OPERATION SEE OIL FILTER MAINTENANCE SECTION PAGE 58 NOTES ____________________________________________________________________________________________________...

Page 108: ...ny time specifications or designs without notice and without incurring obligations PC 903 Catalog No 533 095 Printed in U S A Form 30G H 5T Pg CL 8 8 99 Replaces 30G H 4T Book 2 Tab 5c Copyright 1999 Carrier Corporation CUT ALONG DOTTED LINE CUT ALONG DOTTED LINE ...

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