Carrier 17EX specifications Contents

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CONTENTS

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SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . 1

INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

ABBREVIATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

17EX CHILLER FAMILIARIZATION . . . . . . . . . . . . . . . . . 5

Chiller Identi®cation Label . . . . . . . . . . . . . . . . . . . . . . . 5

System Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Cooler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Condenser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Compressor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Control Center . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Motor Starter (Purchased Separately) . . . . . . . . . . . . . . 5

Economizer/Storage Vessel . . . . . . . . . . . . . . . . . . . . . . 5

REFRIGERATION CYCLE . . . . . . . . . . . . . . . . . . . . . . . 5-8

OIL COOLING CYCLE . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Compressor Oil Cooling . . . . . . . . . . . . . . . . . . . . . . . . . 8

External Gear Oil Cooling . . . . . . . . . . . . . . . . . . . . . . . . 8

LUBRICATION CYCLE . . . . . . . . . . . . . . . . . . . . . . . . . . 8,9

Compressor Lubrication Cycle . . . . . . . . . . . . . . . . . . . 8

External Gear Lubrication Cycle . . . . . . . . . . . . . . . . . . 9

STARTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

CONTROLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-43De®nitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

·ANALOG SIGNAL

·DIGITAL SIGNAL

·VOLATILE MEMORY

General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 PIC System Components . . . . . . . . . . . . . . . . . . . . . . . 12

·PROCESSOR/SENSOR INPUT/OUTPUT MODULE (PSIO)

·STARTER MANAGEMENT MODULE (SMM)

·LOCAL INTERFACE DEVICE (LID)

·SIX-PACK RELAY BOARD

·EIGHT-INPUT MODULES

·FOUR-IN/TWO-OUT (4-IN/2-OUT) MODULE

·OIL HEATER CONTACTOR (1C)

·COMPRESSOR OIL PUMP CONTACTOR (2C) AND GEAR OIL PUMP CONTACTOR (5C)

·HOT GAS BYPASS CONTACTOR RELAY (3C) (Optional)

·OIL AUXILIARY RELAY (4C)

·CONTROL TRANSFORMERS (T1-T4)

·CONTROL AND OIL HEATER VOLTAGE SELECTOR (S1)

·OIL DIFFERENTIAL PRESSURE/POWER SUPPLY

MODULE

LID Operation and Menus . . . . . . . . . . . . . . . . . . . . . . . 16

·GENERAL

·ALARMS AND ALERTS

·LID DEFAULT SCREEN MENU ITEMS

·MENU STRUCTURE

·TO VIEW OR CHANGE POINT STATUS

·OVERRIDE OPERATIONS

·TO VIEW OR CHANGE TIME SCHEDULE OPERATION

·TO VIEW AND CHANGE SET POINTS

·SERVICE OPERATION

PIC System Functions . . . . . . . . . . . . . . . . . . . . . . . . . . 32

·CAPACITY CONTROL

·ENTERING CHILLED WATER CONTROL

·DEADBAND

·PROPORTIONAL BANDS AND GAIN

·DEMAND LIMITING

·CHILLER TIMERS

·OCCUPANCY SCHEDULE

Safety Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

·SHUNT TRIP

Default Screen Freeze . . . . . . . . . . . . . . . . . . . . . . . . . 33

Auxiliary Compressor Oil Pump Control . . . . . . . . . . 33

Auxiliary Gear Oil Pump Control . . . . . . . . . . . . . . . . 33

Shaft Seal Oil Control . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Ramp Loading Control . . . . . . . . . . . . . . . . . . . . . . . . . 33

Capacity Override . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

High Discharge Temperature Control . . . . . . . . . . . . . 35

Oil Sump Temperature Control . . . . . . . . . . . . . . . . . . 35

Oil Cooler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Remote Start/Stop Controls . . . . . . . . . . . . . . . . . . . . . 36

Spare Safety Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Spare Alarm Contacts . . . . . . . . . . . . . . . . . . . . . . . . . 36

Condenser Pump Control . . . . . . . . . . . . . . . . . . . . . . 36

Condenser Freeze Prevention . . . . . . . . . . . . . . . . . . . 36

Tower-Fan Relay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Auto. Restart After Power Failure . . . . . . . . . . . . . . . . 36

Water/Brine Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Demand Limit Control, Option (Requires Optional

8-Input Module) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Surge Prevention Algorithm . . . . . . . . . . . . . . . . . . . . 37

Surge Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Lead/Lag Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

·COMMON POINT SENSOR INSTALLATION

·CHILLER COMMUNICATION WIRING

·LEAD/LAG OPERATION

·FAULTED CHILLER OPERATION

·LOAD BALANCING

·AUTO. RESTART AFTER POWER FAILURE

Ice Build Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

·ICE BUILD INITIATION

·START-UP/RECYCLE OPERATION

·TEMPERATURE CONTROL DURING ICE BUILD

·TERMINATION OF ICE BUILD

·RETURN TO NON-ICE BUILD OPERATIONS

Attach to Network Device Control . . . . . . . . . . . . . . . 41

·ATTACHING TO OTHER CCN MODULES

Service Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

·TO ACCESS THE SERVICE SCREENS

·TO LOG OFF

·HOLIDAY SCHEDULING

START-UP/SHUTDOWN/RECYCLE SEQUENCE . . . 43-45

Local Start-Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Shutdown Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Automatic Soft Stop Amps Threshold . . . . . . . . . . . . 44

Chilled Water Recycle Mode . . . . . . . . . . . . . . . . . . . . 44

Safety Shutdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

BEFORE INITIAL START-UP . . . . . . . . . . . . . . . . . . . 45-57

Job Data Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Equipment Required . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Using the Economizer/Storage Vessel and Pumpout

System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Remove Shipping Packaging . . . . . . . . . . . . . . . . . . . 45

·MOTOR

·EXTERNAL GEAR

Motor Electrical Connection . . . . . . . . . . . . . . . . . . . . 45

Motor Auxiliary Devices . . . . . . . . . . . . . . . . . . . . . . . . 46

Open Oil Circuit Valves . . . . . . . . . . . . . . . . . . . . . . . . 46

Tighten All Gasketed Joints and Guide Vane

Shaft Packing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Check Chiller Tightness . . . . . . . . . . . . . . . . . . . . . . . . 46

Refrigerant Tracer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Leak Test the Chiller . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Standing Vacuum Test . . . . . . . . . . . . . . . . . . . . . . . . . 49

Chiller Dehydration . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

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Contents Start-Up, Operation, and Maintenance Instructions Safety ConsiderationsContents Coupling Maintenance Motor Maintenance Piping Check Relief Devices Inspect WiringOCCPC01S Input Service Congurations Inspect Water PipingContents 17EX Chiller Familiarization IntroductionAbbreviations Performance CertifiedTypical 17EX Chiller Components OIL Cooling Cycle Lubrication CycleStarters Refrigeration, Cycle17EX Compressor Lubrication Cycle Controls DenitionsPIC Component Panel Location Temperature Sensors See Fig Pressure TransducersMajor PIC Components Panel Locations Processor Sensor Input/Output Module Control Center17EX Controls and Sensor Locations Psio LIDPIC Tewac Equip GND ÐGRD General LID Operation and Menus FigPROCESSOR/SENSOR INPUT/OUTPUT Module Psio LID Service Screen YES or no , on or OFF , etc. to select the desired state Override OperationsDefault Screen 17EX LID Menu StructureEquipment Configuration Service TableAlarm History Control TestHgbp Ð Hot Gas Bypass CCNCarrier Comfort Network LIDChws SetpointChwr HgbpExample 1 Ð STATUS01 Display Screen Description Range Units Reference Point Name Alarm HistoryLID Display Data Menu Status SelectMenu Status Example 2 Ð STATUS02 Display ScreenExample 3 Ð STATUS03 Display Screen Menu Example 4 Ð STATUS04 Display ScreenExample 5 Ð Setpoint Display Screen ICE Build Termination Example 6 Ð Configuration Config Display ScreenECW Control Option Example 7 Ð LEAD/LAG Configuration Display Screen LAG =2, Standby =3Example 8 Ð SERVICE1 Display Screen Example 10 Ð SERVICE3 Display Screen Example 9 Ð SERVICE2 Display ScreenSpare Alert Enable Menu ServiceDischarge Temperature Example 11 Ð Maintenance MAINT01 Display ScreenExample 12 Ð Maintenance MAINT02 Display Screen Bearing TemperatureDescription RANGE/STATUS Units Reference Point Name Example 13 Ð Maintenance MAINT03 Display ScreenExample 14 Ð Maintenance MAINT04 Display Screen PIC System Functions Page Protective Safety Limits and Control Settings Capacity Overrides Page Page ECW Cent Capacity ICE Build Setpoint Example of Attach to Network Device Screen To Access the Service Screens Example of Holiday Period ScreenSTART-UP/SHUTDOWN Recycle Sequence FigPage Equipment Required Before Initial START-UPJob Data Required MotorPage 17EX Leak Test Procedures Temperature F Ð HFC-134a Pressure Ð Temperature FÐ HFC-134a Pressure Ð Temperature C Temperature CDehydration Cold Trap 900 500 901 7000 1000 7001-14500 2500 Inspect WiringCheck Optional Pumpout Compressor Water Pip External Gear Pre-Start Checks Recommended Motor Fastener Tightening TorquesExternal Gear Lubrication System SOLID-STATE Starters Check StarterMechanical Starters Input the Local Occupied Schedule OCCPC01S Set Up Chiller Control CongurationInput the Design Set Points Ð To modify the set T1/P1 Full Load Points T2/P2 Change the LID Configuration if NecessarySurge Limiting or 50% Load Surge Prevention Occurs TOO Soon Occurs TOO LateIncrease P1 by Decrease P1 by Control Test Menu Functions Charge Refrigerant into ChillerInitial START-UP Tests to be Devices Tested PerformedInitial Motor START-UP Dry Run to Test Start-Up SequenceCheck Motor Rotation Page Flange Nut Tightening Torques Low Speed Couplings Only To Prevent Accidental Start-Up Ð The PIC can be Calibrate Motor Current Demand SettingCheck Oil Pressure and Compressor Stop General RecommendationsStarting the Chiller Operating InstructionsOperator Duties Stopping the ChillerPumpout and Refrigerant Transfer Procedures Operating the Optional Pumpout CompressorPlant Chiller Serial No Chiller Model No Refrigerant Type Rear View RLA Valve ConditionGeneral Maintenance Return Chiller to Normal Operating ConditionsContact Seal Maintenance Refer to Ð Checking Guide Vane Linkage Ð Refer to FigContact Seal Page Chiller Alignment Checking Preliminary AlignmentMeasuring Angular Misalignment Elevation Alignment Formula Adjusting Angular Misalignment in Plan HOT Alignment CheckCorrecting Parallel Misalignment DowelingCheck Safety and Operating Controls Monthly Weekly MaintenanceScheduled Maintenance Changing the Oil FiltersPumpout Compressor OIL17EX Chiller Oil Specications Typical Float Valve Arrangement Sleeve Bearings Page Motor Riggings Inspect the Heat Exchanger Tubes Troubleshooting Guide Controls for Optional Pumpout CompressorPage MAINT03 MAINT01MAINT02 MAINT04Oilt 1CR AUXOilpd PICStarts Limit Exceeded Autorestart in ProgressPotential FREEZE-UP FaultOperation Failure to StopRunning Ð Temp Control Running Ð Demand LimitedChiller Protect Limit Faults Alert Sensor Fault AlertLOW OIL Pressure Autorestart PendingDESCRIPTION/MALFUNCTION Probable CAUSE/REMEDY Possible Cause Ð Item NO.s External Gear Troubleshooting GuideProblem Possible Cause ActionÐ Thermistor Temperature F vs Resistance/Voltage Drop Temperature Voltage Resistance DropÐ Thermistor Temperature C vs Resistance/Voltage Drop Temperature Voltage Resistance DropModule Address Module SwitchControl Modules Input Options ModuleGRD Processor/Sensor Input/Output Module Psio FigStarter Management Module SMM Fig Four-In/Two-Out Module Fig Installation of NEW Psio ModuleSwitch Setting Options Module Options ModulePhysical Data and Wiring Schematics 4-In/2-Out ModuleCondenser Total Weight Condenser Charge Additional Cooler WeightsWeight Vessel SIZE² 100Drive Component Weights Additional Condenser WeightsCompressor Weight and Elbow Weight 101102 Ð Total Motor Weight, English lbÐ Total Motor Weight, SI kg Approximate Refrigerant HCFC-134a Charge Marine Waterbox Cover WeightsNIH Waterbox Cover Weights 103104 Auxiliary Systems, Electrical DataRelief Valve Locations and Data Compressor Fits and Clearances 105Measure 106Clearance Type Description 17FX Tabulation Ð Impeller Clearances Open-Drive Compressors107 108 Press 109Temp Tewac110 111 112 113 GeneralT1-T4 114GND Ð Ground Terminal StripIndex Index Index Index Index Copyright 1997 Carrier Corporation

17EX specifications

The Carrier 17EX is recognized as an innovative air conditioning solution that combines efficiency with advanced technology. This model is designed to meet the increasing demands of residential and commercial cooling needs while maintaining environmental consciousness.

One of the standout features of the Carrier 17EX is its impressive Seasonal Energy Efficiency Ratio (SEER) rating. With a SEER rating that often exceeds 17, this unit ensures optimized energy consumption, significantly lowering operational costs for users. The incorporation of advanced compressor technology allows the system to adjust its cooling output based on the specific needs of the environment, thus providing both comfort and energy savings.

The Carrier 17EX utilizes a variable-speed inverter-driven compressor that enhances its performance and adaptability. This technology allows the air conditioning unit to operate at different speeds, intelligently adjusting to changing load conditions. As a result, the system runs more efficiently and quietly, providing a more consistent comfort level without the abrupt temperature swings associated with traditional units.

In addition to efficiency, the Carrier 17EX also prioritizes reliability and durability. The unit comes with a robust cabinet that protects the components from weather elements, ensuring longevity and consistent performance. The innovative design integrates a corrosion-resistant finish and robust insulation, which further enhances the unit's resilience in various environmental conditions.

For users concerned about indoor air quality, the Carrier 17EX includes advanced filtration systems designed to capture allergens and airborne particles. This feature is particularly beneficial for individuals with respiratory issues, ensuring that the air circulated within the space is clean and healthy.

Moreover, the Carrier 17EX is equipped with smart technology capabilities, allowing users to control their systems remotely through smartphones or other smart devices. This connectivity not only provides convenience but also empowers homeowners to optimize their energy use by adjusting settings on the fly, ensuring efficient operation even when they are away from home.

Overall, the Carrier 17EX stands out in the marketplace for its exceptional energy efficiency, advanced technology, and commitment to providing reliable and effective cooling solutions. Its combination of modern features makes it a preferred choice for those looking to enhance comfort while being mindful of energy consumption and environmental impact.
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