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OPERATING & MAINTENANCE

ROTARY SCREW LIQUID CHILLERS

Supersedes: Form 160.81-O1 (311)

Form 160.81-O1 (1020)

MODEL YR (STYLE A, B, & C)

WITH OPTIVIEW

™

CONTROL CENTER

FOR ELECTRO-MECHANICAL STARTER &

SOLID STATE STARTER

00562VIP

Issue Date

October 5, 2020

Содержание YR

Страница 1: ...NCE ROTARY SCREW LIQUID CHILLERS Supersedes Form 160 81 O1 311 Form 160 81 O1 1020 MODEL YR STYLE A B C WITH OPTIVIEW CONTROL CENTER FOR ELECTRO MECHANICAL STARTER SOLID STATE STARTER 00562VIP Issue D...

Страница 2: ...This individual shall also be familiar with and comply with all applicable governmental standards and regulations pertaining to the task in question SAFETY SYMBOLS The following symbols are used in th...

Страница 3: ...CENTER SERVICE INSTRUCTIONS 160 81 M1 WIRING DIAGRAM UNIT WITH ELECTRO MECHANICAL STARTER 160 81 PW1 WIRING DIAGRAM UNIT WITH MOD B SOLID STATE STARTER 160 81 PW2 RENEWAL PARTS UNIT 160 81 RP1 RENEWAL...

Страница 4: ...5CF CK 5CG CL 5CH CM 5CI CN 5CJ CP 5CK CR 5CL CS 5CM CT 5CN CU 5CO CV YR TA TA T0 A DESIGN LEVEL POWER SUPPLY for 60 Hz 5 for 50 Hz COMPRESSOR CODE T0 T1 T2 T3 T4 T5 CONDENSER CODE TA TB TC TD TE TF...

Страница 5: ...7 Sensitivity Screen 31 Condenser Screen 32 Refrigerant Level Control Screen 34 Compressor Screen 36 Hot Gas Bypass Screen 39 Oil Separator Screen 40 Electro Mechanical Starter Screen 42 Mod B Solid S...

Страница 6: ...h Pressure Limit 85 Warning Evaporator Low Pressure Limit 85 Warning Freeze Threat From Operating Chiller 85 Warning Freeze Threat Condenser Flow Switch Open 86 Warning Discharge High Pressure Limit 8...

Страница 7: ...re Contacts Open 91 Condenser High Pressure 91 Condenser High Pressure Stopped 91 Condenser Pressure Transducer Out Of Range 91 Auxiliary Safety Contacts Closed 91 Discharge High Pressure 91 Discharge...

Страница 8: ...er Types 95 Okidata 95 Weigh Tronix 95 Seiko 95 Printer Connections 97 Okidata 182 182 turbo 184 turbo 97 Weigh Tronix 97 Seiko 97 Hardware 97 Printer Setup 97 Okidata 182 182 Turbo 184 Turbo Printer...

Страница 9: ...SCHEDULE SCREEN 54 FIGURE 19 USER SCREEN 56 FIGURE 20 COMMS SCREEN 58 FIGURE 21 PRINTER SCREEN 60 FIGURE 22 SALES ORDER SCREEN 61 FIGURE 23 OPERATIONS SCREEN 63 FIGURE 24 HISTORY SCREEN 65 FIGURE 25 H...

Страница 10: ...10 JOHNSON CONTROLS FORM 160 81 O1 1020 ISSUE DATE 10 05 2020 THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 11: ...r into the liquid return line where the Variable Orifice meters the flow of liq uid refrigerant to the cooler to complete the refrigerant circuit SYSTEM OPERATION DESCRIPTION The YORK Model YR Chiller...

Страница 12: ...he control center sends signals to the solenoid valve that loads and unloads the slide valve with the use of compressor oil under hydraulic pressure Acylinder located in the inlet end of the compresso...

Страница 13: ...ed and unloaded to control the Leaving Chilled Liquid Temperature to the Leav ing Chilled Liquid Temperature setpoint as explained later there is no unloading in Ice Storage mode The SENSITIVITY setpo...

Страница 14: ...0 0 F Ice Storage mode is an operating mode within Brine mode that allows the chiller to make ice at a faster than normal rate by inhibiting unload pulses to the slide valve Load pulses are applied un...

Страница 15: ...fter chiller start When Discharge Superheat is less than 14 F and the Evaporator Pressure is more than 28 0 PSIG add 1 to the offset every 15 seconds not to ex ceed the maximum offset When Discharge S...

Страница 16: ...ature increases to 28 0 F the warning message and alarm output automatically clear If this feature is desired Freeze Warning must be enabled by a Service Technician A complete description of this feat...

Страница 17: ...tion The user may recall it for viewing at any time During operation the user is continually advised of the operating conditions by various status and warning messages In addition it may be config ure...

Страница 18: ...croboard 031 01730 000 OPT Used on Microboard 031 02430 000 05 YR chiller xx Controls revision level 00 01 etc y Language package 0 equals English only 1 equals NEMA 2 equals CE 3 equals NEMA CE zz La...

Страница 19: ...w the minimum access level required to program the value or navigate to the sub screen Display Only Values in this group are read only parameters of in formation about the chiller operation This type...

Страница 20: ...e not necessary If a decimal point is necessary press the key i e 45 0 3 Pressing the key sets the entry value to the de fault for that setpoint Pressing the key clears the present entry The key is a...

Страница 21: ...isplay with the graphics for that screen Following is a layout of all the screens and how they are connected HOME screen page 23 System Screen page 25 Evaporator Screen page 27 Sensitivity page 31 Con...

Страница 22: ...1 107 9 C Condenser Pressure 0 0 315 0 PSIG 0 0 2172 4 KPAG Discharge Pressure 0 0 315 0 PSIG 0 0 2172 4 KPAG Drop Leg Refrigerant Temperature 0 0 121 7 F 17 7 49 8 C Refrigerant Level 0 0 100 0 0 0 1...

Страница 23: ...ter contact is ON Full Load Amps This displays the percentage of full load amps utilized by the system Operating Hours Displays the cumulative operating hours of the chiller Programmable Login Access...

Страница 24: ...hen certain safety or cycling conditions have been detected and the chiller has been shutdown the main status display of the chiller will continue to display a message indicating the cause of the shut...

Страница 25: ...to 20mA or 4 20 mA 0 to 10VDC or 2 to 10VDC input in Analog Remote mode PWM signal in Digital Remote mode MicroGateway inter face in ISN mode or a locally programmed value in Local mode Evaporator Pr...

Страница 26: ...range the display field will show XX X Full Load Amps This displays the percentage of full load amps utilized by the system Current Limit Displays the current limit value in use This value could come...

Страница 27: ...perature of the liquid as it leaves the evaporator Small Temperature Difference Displays the difference between the Leaving Chilled Liquid Temperature and the Evaporator Refrigerant temperature In sof...

Страница 28: ...efault the chiller will restart at the Leaving Chilled Liquid Temperature setpoint The displayed value is the difference between the present Leaving Chilled Liquid Temperature setpoint and the setpoin...

Страница 29: ...llowable temperature for the Leaving Chilled Liquid Temperature and prevents over cooling of the build ing Anytime the Leaving Chilled Liquid Temperature setpoint is increased the shutdown threshold i...

Страница 30: ...able in software versions C MLM 05 04 xxx and later Refrigerant Enabled Disabled Not applicable to software version C MLM 05 04 xxx and later Access Level Required SERVICE Allows the Evaporator Refrig...

Страница 31: ...sec tion of OptiView Control Center Service Instructions Form 160 81 M1 Rate Access Level Required SERVICE Service Technicians refer to Special Setpoints sec tion of OptiView Control Center Service I...

Страница 32: ...g Condenser Liquid temperature The Condenser Refrigerant temperature will be represented by the Condenser Saturation tem perature High Pressure Switch Open Closed Displays the present position of the...

Страница 33: ...ans refer to OptiView Control Center Service Instructions Form 160 81 M1 Drop Leg Enabled Disabled Access Level Required SERVICE If the Drop Leg temperature sensor is present on the chiller the displa...

Страница 34: ...ct is ON Programmable Setpoint The level control will control the condenser refriger ant level to this level Programmable over the range of 20 to 80 default 30 Service Technicians refer to OptiView Co...

Страница 35: ...04 xxx and later Access Level Required SERVICE Service Technicians refer to OptiView Control Center Service Instructions Form 160 81 M1 Refrigerant Level Control Rate Limit Close Not applicable to so...

Страница 36: ...en tial between the oil pressure transducer and the Evapo rator Pressure Transducer during the first 15 seconds of Start Sequence Initiated This is the transducer auto ze roing During this time the tr...

Страница 37: ...tion The slide valve will remain at this position until the Load Unload or Auto key is pressed Slide Valve Unload Manual Access Level Required SERVICE This key puts the slide valve control into Manual...

Страница 38: ...n Home Access Level Required VIEW Causes an instant return to the HOME screen Hot Gas Access Level Required SERVICE Only available if the system uses Hot Gas Bypass and it is enabled Moves to the sub...

Страница 39: ...grammable On Setpoint Access Level Required SERVICE The Hot Gas Bypass solenoid valve is turned ON when the Return Chilled Liquid Temperature decreases to less than or equal to the number of degrees o...

Страница 40: ...ssure Displays the pressure differential between the oil pres sure as sensed at the input to the compressor and the evaporator pressure If either of the transducers used to calculate this differential...

Страница 41: ...il level in the Oil Separator Otherwise it is extinguished New production chillers after second quarter 2007 are equipped with an Oil Level Sensor in the Oil Separator For proper oil level detection o...

Страница 42: ...re Switch Open Closed Displays the present position of the Motor Temperature Switch The normal position is closed It is open when there is a high temperature condition Programmable Local Motor Current...

Страница 43: ...Causes an instant return to the HOME screen Ground Fault Protection Access Level Required ADMIN Moves to the GROUND FAULT PROTECTION screen allowing clearing of a Motor Ground Fault safety shutdown R...

Страница 44: ...ed value in Local mode Pulldown Demand Time Left Displays the time remaining in the programmed pulldown period Input Power Displays the Kilowatts measured by the Solid State Starter kW Hours Displays...

Страница 45: ...ed to determine a low line and high line voltage threshold for initiating a shutdown Service Technicians refer to OptiView Control Center Service Instructions Form 160 81 M1 Starting Current Access Le...

Страница 46: ...iew Control Center Service Instructions Form 160 81 M1 The ADMIN password must be obtained from YORK Service Technicians refer to OptiView Control Center Service Instruc tions Form 160 81 M1 Display O...

Страница 47: ...UE DATE 10 05 2020 47 JOHNSON CONTROLS SECTION 2 OPTIVIEW CONTROL CENTER 2 Navigation Home Access Level required ADMIN Causes an instant return to the HOME screen Motor Access Level Required ADMIN Ret...

Страница 48: ...ure Cycling Off set Shutdown from the Leaving Chilled Liquid Tem perature Setpoint If this value is below the absolute minimum allowed shutdown temperature the minimum value is displayed Leaving Chill...

Страница 49: ...abled or 16 F brine It establishes the minimum allowed temperature for the Leaving Chilled Liquid Temperature and prevents over cooling of the building Anytime the Leaving Chilled Liquid Tem perature...

Страница 50: ...onds in 1 second incre ments It should not be set to a value other than the default value unless advised by the Johnson Controls This overload protection is in addition to that which is provided by th...

Страница 51: ...Disabled or Enabled Power Failure Restart Displays Manual or Automatic Liquid Type Displays Water or Brine 031 02430 000 Microboard Refrigerant Selection Displays R134a Liquid Type Displays Water or...

Страница 52: ...termines which setpoints can be changed Use the and keys to place the selection box around the desired setpoint With the setpoint selected press the ENTER key A dialog box appears with the range of se...

Страница 53: ...on and control of printer functions Sales Order Access Level Required VIEW Moves to the sub screen displaying the Sales Order in formation for the chiller system Operations Access Level Required VIEW...

Страница 54: ...top times which are utilized every week The user may then specify exception Start Stop combinations for any day of the week up to 6 weeks in advance At the end of each week the schedule for the next w...

Страница 55: ...PERATOR Deletes all programming for exception days within the next 6 weeks Select Access Level Required OPERATOR Places a selection box around a start time for a given day Use or cursor arrows to plac...

Страница 56: ...vailable English is the Default lan guage and is selected by pressing the s key when the dialog box appears during the selection process The selected language will not be displayed until after the use...

Страница 57: ...he user to specify up to four 4 Custom User Access Levels Each Access Level will then re quire a corresponding password and User ID Service Technicians refer to OptiView Control Center Service Instruc...

Страница 58: ...changeable parameter Use the and keys to place the selection box around the desired param eter to be changed With the selection box around the desired parameter press the ENTER key A dialog box is di...

Страница 59: ...COM 2 Parity Bit s Access Level Required OPERATOR Define the number of parity bits with which the panel shall communicate through the modem port COM 2 Stop Bit s Access Level Required OPERATOR Define...

Страница 60: ...inter to begin printing status reports be ginning at the programmed start time and recurring at the interval defined above Printer Type Access Level Required OPERATOR Define the printer type connected...

Страница 61: ...number for the micropanel Chiller Serial Number Factory defined serial number for the chiller system YORK Order Number Factory defined order number under which the chiller was sold System Information...

Страница 62: ...1 1020 ISSUE DATE 10 05 2020 SECTION 2 OPTIVIEW CONTROL CENTER Optiview Control Center Navigation Home Access Level Required VIEW Causes an instant return to the HOME screen Setup Access Level Require...

Страница 63: ...done so arbitrarily Figure 23 OPERATIONS SCREEN LD09720 Operating Hours Access Level Required ADMIN Displays the total accumulated run time of the chiller This may be reprogrammed to a desired value...

Страница 64: ...ow Switch type Style B and later chillers are equipped with Thermal Type flow sensors The referenced software supports either the Thermal Type or Paddle Type sensor The differ ent types connect to dif...

Страница 65: ...d the de scription of the last normal shutdown A normal shut down is defined as Local Panel Rocker Switch Remote Digital Analog or ISN Last Fault While Running This window displays the date and time a...

Страница 66: ...ntains the value of select chiller pa rameters at the time of the associated shutdown Trending Access Level Required VIEW Causes a move to a sub screen allowing the user to view trending data on selec...

Страница 67: ...isplay Only History Printout This is the on screen printout of the system parameters Programmable Page Up Access Level Required VIEW Scroll up in the displayed data if applicable Page Down Access Leve...

Страница 68: ...r ID used to make the change the old setpoint value and the new setpoint value Display Only Category Displays the category of the setpoint motor evapora tor condenser etc Setpoint Displays the setpoin...

Страница 69: ...2020 69 JOHNSON CONTROLS SECTION 2 OPTIVIEW CONTROL CENTER 2 History Access Level Required SERVICE Causes an instant return to the HISTORY screen View Details Access Level Required SERVICE Causes a ju...

Страница 70: ...at was changed Time Displays the time the setpoint was changed Date Displays the date the setpoint was changed Access Level Displays the Login Access Level used to make the setpoint change User ID Dis...

Страница 71: ...t completion of the service call the display can be cleared or the parameters can be left there for monitoring by operations personnel Display Only None Programmable Print Access Level Required VIEW T...

Страница 72: ...mber of the parameter s to be displayed Pressing the SELECT key places a green colored selection box around Cus tom Slot 1 If it is desired to change an already entered parameter use the 5 and 6 keys...

Страница 73: ...led param eter is less than the Y Axis label minimum for that parameter the value will be plotted at the minimum value Similarly if the actual value is greater than the Y Axis label maximum for that p...

Страница 74: ...y is only available if trend ing is running Print Access Level Required VIEW Allows the data on the trend screen to be printed in tabular format If set to Existing a snapshot of the data presently on...

Страница 75: ...Collection Interval or the interval at which the parameter is sampled This interval is programmable over the range of 1 second to 3600 seconds 1 hour in one second increments The selected interval no...

Страница 76: ...E TREND MIN If the parameter selected for this data point is a digital type ON OFF this value must be set to zero 0 Zero indicates the OFF state Data Point Max 1 6 Access Level Required OPERATOR Only...

Страница 77: ...is evaluated as true then the data collection is started or stopped af ter any selected Trigger Delay per the selected Trigger Action A Secondary Trigger can be evaluated with the Prima ry Trigger to...

Страница 78: ...ill begin after the triggers evaluate as true and the delay timer has elapsed If the Trigger Action is set to Stop data col lection will stop after the Triggers evaluate as true and the delay timer ha...

Страница 79: ...er the parameters Slot Numbers into Data Points 1 through 6 Display Only Slot Numbers These are the slot numbers of the most commonly used parameters Programmable Page Down Access Level Required OPERA...

Страница 80: ...1794 Leaving Chilled Liquid Is Flow Switch Closed 1795 Leaving Chilled Liquid Is Pump On 1796 Leaving Chilled Liquid Local Temperature Setpoint 1797 Leaving Chilled Liquid Remote Analog Temperature S...

Страница 81: ...rial SSS Phase B Current 2574 Serial SSS Phase C Current 2575 Serial SSS Phase A Voltage 2576 Serial SSS Phase B Voltage 2577 Serial SSS Phase C Voltage 2578 Serial SSS Phase A Temperature 2579 Serial...

Страница 82: ...82 JOHNSON CONTROLS FORM 160 81 O1 1020 ISSUE DATE 10 05 2020 THIS PAGE INTENTIONALLY LEFT BLANK SECTION 2 OPTIVIEW CONTROL CENTER...

Страница 83: ...d on the Details Line of the Status Bar The chiller can be started after the Safety condition clears and the op erator moves the COMPRESSOR switch to the Stop Reset O position START SEQUENCE INITIATED...

Страница 84: ...motor current limit setpoint and proportionally increased as the motor current decreases from 100 to 93 of the motor current limit setpoint At 100 of the motor current limit setpoint no loading or unl...

Страница 85: ...AM problem has been solved WARNING SETPOINT OVERRIDE A blank BRAM battery backed memory device IC lo cation U52 on Microboard or a failure of this device was detected during the initialization process...

Страница 86: ...message automatically clears when the condition clears WARNING OIL HIGH TEMPERATURE Displayed when the oil temperature rises to 165 F This message automatically clears when the temperature de creases...

Страница 87: ...gured for auto restart or manual restart after power failure by a qualified Service Technician following instructions in OptiView Control Center Service Instructions Form 160 81 M1 LEAVINGCHILLEDLIQUI...

Страница 88: ...onsecutive attempts a cycling shutdown is performed and this message is displayed This same cycling shutdown is performed along with the same message if the Liquid Cooled Solid State Starter does not...

Страница 89: ...e compressor motor AC power line voltage in any phase decreased below the low line voltage threshold continuously for 20 seconds The chiller will automatically restart when the voltage in all phases r...

Страница 90: ...r decremented below zero The number of seconds it will take the chilled liquid to freeze is based on how far the evaporator refrigerant temperature is below the freeze threshold as follows Number of s...

Страница 91: ...ns Form 160 81 M1 CONDENSER PRESSURE TRANSDUCER OUT OF RANGE The Condenser Pressure Transducer is indicating a pressure that is more than 315 0 PSIG This is outside the normal operating range of the t...

Страница 92: ...s that which is measured at the condenser The oil pressure is that which is measured at the input to the compressor To restart the chiller press COMPRESSOR switch to Stop Reset O position OIL CLOGGED...

Страница 93: ...rted or did not further increase by another 0 5 PSIG over the next 10 seconds This is indicative of incorrect compressor rotation If compressor rotation is correct the Discharge Pressure will increase...

Страница 94: ...105 of the programmed 100 chiller Full Load Amps continuously for 40 seconds The chiller can be started after the COMPRESSOR switch is placed in the Stop Reset O position LCSSS PHASE X SHORTED SCR A...

Страница 95: ...e Con trol Center or connected as required to produce a re port If permanently connected a DATA LOGGING feature can produce a status report automatically be ginning at an operator selected start time...

Страница 96: ...JOHNSON CONTROLS 96 FORM 160 81 O1 1020 ISSUE DATE 10 05 2020 SECTION 4 PRINTERS Figure 34 PRINTERS 23887A OKIDATA MICROLINE 184 23889A WEIGH TRONIX SEIKO DPU 414 00085VIP...

Страница 97: ...R CONNECTIONS Connect the printers to the Control Center Microboard as follows Only one printer can be connected at a time Okidata 182 182 turbo 184 turbo MICROBOARD PRINTER FUNCTION J2 4 Pin 3 Tx dat...

Страница 98: ...te Select 1200 Settings shown for 1200 Baud Other Baud rates can be se lected Refer to Printer manufacturer s manual supplied with Printer CONTROL CENTER SETUP Chiller ID Access Level Required OPERATO...

Страница 99: ...inter These codes determine such things as lines per inch character width and general formatting Available selections are Okidata Weigh Tronix and Seiko Automatic Data Logging Access Level required OP...

Страница 100: ...scharge Pressure 135 7 Psig Discharge Saturation Temperature 120 6 F Discharge Superheat 1 0 F Liquid Injector Open Low Superheat Event 6 Low Superheat Run Time 8 min Skip the following section if Hot...

Страница 101: ...ing Chilled Digital Setpoint 45 0 F Period 10 Sec Error 1 5 F Rate 2 5 F S Max Load Pulse 1 5 Sec Max Unload Pulse 1 5 Sec Remote Range 10 0 F Restart Offset 0 0 F Restart Setpoint 45 0 F Shutdown Off...

Страница 102: ...t Imbalance Check Disabled Skip the following section if Motor Type is not Mod B SSS Liquid Cooled Solid State Starter Local Motor Current Limit 100 Remote ISN Current Limit 100 Remote Analog Current...

Страница 103: ...ONAL CORPORATION MON 29 MAR 1999 1 27 PM SCHEDULE OFF STANDARD SCHEDULE SUN START OFF STOP OFF MON START 06 00 AM STOP 05 00 PM TUE START 06 00 AM STOP 05 00 PM WED START 06 00 AM STOP 05 00 PM THU ST...

Страница 104: ...MON 29 MAR 1999 1 28 PM ORDER INFORMATION COMMISSIONING DATE 01 OCT 1999 JOB NAME JOB LOCATION MODEL NUMBER YSFBFAS3 CVE YORK ORDER NUMBER 99102014 01 PANEL SERIAL NUMBER 12345678 CHILLER SERIAL NUMB...

Страница 105: ...perature 89 F Phase C Temperature 75 F YORK HISTORY 1 CHILLER ID 0 c 1997 2001 YORK INTERNATIONAL CORPORATION Mon 21 Jun 1999 1 26 51 PM SYSTEM READY TO START LCSSS LOGIC BOARD POWER SUPPLY List any w...

Страница 106: ...23 49 PM Access Level Service User ID 4268 Old Value 46 5 F New Value 48 0 F Log Entry 2 Condenser High Pressure Warning Threshold Date 05 Oct 2001 Time 1 36 12 PM Access Level Service User ID 4268 Ol...

Страница 107: ...sure 45 0 Psid Full Load Amps 50 Figure 41 SAMPLE PRINTOUT TREND DATA NEW OR EXISTING POINTS YORK TREND CHILLER ID 163 1997 2000 YORK INTERNATIONAL CORPORATION MON 09 OCT 2000 3 33 47 PM DATA 1 LEAVIN...

Страница 108: ...kW HORSEPOWER hp 0 7457 KILOWATTS kW FLOW RATE GALLONS MINUTE gpm 0 0631 LITERS SECOND L s LENGTH FEET ft 304 8 MILLIMETERS mm INCHES in 25 4 MILLIMETERS mm WEIGHT POUNDS lb 0 4536 KILOGRAMS kg VELOCI...

Страница 109: ...FORM 160 81 O1 1020 ISSUE DATE 10 05 2020 109 JOHNSON CONTROLS SECTION 4 PRINTERS 4 NOTES...

Страница 110: ...Pennsylvania USA 17349 1 800 524 1330 Subject to change without notice Printed in USA Copyright by Johnson Controls 2020 www johnsoncontrols com ALL RIGHTS RESERVED Form 160 81 O1 1020 Issue Date Octo...

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