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OPERATION MANUAL

OPTIVIEW™ CONTROL CENTER

Supersedes: 160.78-O2 (1112)

Form 160.78-O2 (517)

OPTIVIEW™ CONTROL CENTER

FOR

YMC

MODEL A

R-134a

LD14000

Issue Date:

May 22, 2017

Содержание OPTIVIEW

Страница 1: ...OPERATION MANUAL OPTIVIEW CONTROL CENTER Supersedes 160 78 O2 1112 Form 160 78 O2 517 OPTIVIEW CONTROL CENTER FOR YMC2 MODEL A R 134a LD14000 Issue Date May 22 2017...

Страница 2: ...his document and any referenced materials This in dividual shall also be familiar with and comply with all applicable industry and governmental standards and regulations pertaining to the task in ques...

Страница 3: ...estion regarding the applicability of these documents rig ging lifting and operating service personnel should verify whether the equipment has been modified and if current literature is available from...

Страница 4: ...Heat Exchanger Mod Level Nominal Inside Diameter Inches Nominal Length Feet Marketing Tube Number E A 25 14 271 B R 1 1 F C R COMPRESSOR NOMENCLATURE Gas Path Revision Level Impeller Design Revision...

Страница 5: ...r Screen 45 Variable Geometry Diffuser Setpoints Screen 49 Variable Geometry Diffuser Calibration Screen 53 Pre Rotation Vanes Calibration Screen Applies To Gas Path Revision A Only 55 Capacity Contro...

Страница 6: ...ion A 53 FIGURE 23 Variable Geometry Diffuser Calibration Screen Gas Path Revision B 53 FIGURE 24 Pre Rotation Vanes Calibration Screen 55 FIGURE 25 Capacity Controls Screen Gas Path Revision A 57 FIG...

Страница 7: ...182 Turbo 184 Turbo 147 TABLE 11 Weigh Tronix 147 TABLE 12 Seiko 147 TABLE 13 SI Metric Conversion 161 FIGURE 54 Drive Logic Board 142 FIGURE 55 Rectifier Side Of The Power Unit 142 FIGURE 56 Printers...

Страница 8: ...JOHNSON CONTROLS 8 FORM 160 78 O2 ISSUE DATE 5 22 2017 THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 9: ...nned coils absorbing heat from the air The warmed liquid is then returned to the chiller to complete the chilled liquid circuit See Figure 2 on Page 10 SECTION 1 DESCRIPTION OF SYSTEM AND FUNDAMENTALS...

Страница 10: ...REFRIGERANT FLOW THRU CHILLER COMPRESSOR EVAPORATOR FALLING FILM DISCHARGE PRE ROTATION VANES SUCTION BAFFLE SUB COOLER CONDENSER SUCTION LIQUID COOLING FOR MOTOR STATOR ISOLATION VALVE ROTOR COOLING...

Страница 11: ...ent pressure differen tial When the speed cannot be further reduced due to pressure difference required for the specified leaving chilled water temperature setting and available cool ing to the conden...

Страница 12: ...JOHNSON CONTROLS 12 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 1 DESCRIPTION OF SYSTEM AND FUNDAMENTALS OF OPERATION THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 13: ...s displayed on these screens are explained in detail in York YMC2 Service Manual Form 160 78 M2 These parameters affect chiller opera tion and should never be modified by anyone other than a qualified...

Страница 14: ...pt changes made to the chiller setpoints the Check key is provided as a uni versal Enter key or Accept symbol In order to reject entry of a setpoint or dismiss an entry form the X key is provided as a...

Страница 15: ...n the system the user must first login with an appropriate access level When power is applied to the chiller the system begins with an Access Level of VIEW This will allow the user to navigate to most...

Страница 16: ...cel key to dismiss the dialog box 3 Press the Enter key If the value is within range it is accepted and the dialog box disappears The chiller will begin to operate based on the new programmed value If...

Страница 17: ...ser Liquid Temperature 8 0 133 5 F 13 3 56 3 C Evaporator Refrigerant Temperature Optional 0 0 126 1 F 17 7 52 3 C Discharge Temperature 31 8 226 3 F 0 1 107 9 C Condenser Pressure R134a 0 0 315 0 PSI...

Страница 18: ...of the liquid as it leaves the condenser Condenser Liquid Temperature Entering Displays the temperature of the liquid as it enters the condenser Input Full Load Amps This displays the percentage of f...

Страница 19: ...TORY Screen This option will not be present if the chiller is presently configured to print History New Data which continuously logs Clear Fault Access Level Required VIEW Software version C OPT 16 01...

Страница 20: ...Pulldown Demand Limit values Setpoints This screen provides a single location to program the most common system setpoints It is also the gateway to many of the general system setup parameters such as...

Страница 21: ...e mode E Link Gateway interface in BAS ISN mode or a locally programmed value Condenser Liquid Temperature Leaving Displays the temperature of the liquid as it leaves the condenser Condenser Liquid Te...

Страница 22: ...ion Temperature Displays the present saturation temperature in the evaporator Delta P Displays the pressure difference between the condens er and evaporator condenser minus evaporator This is also cal...

Страница 23: ...gerant Temperature sensor input if the sensor is enabled otherwise it will be repre sented by the Evaporator Saturation temperature Evaporator Pressure Displays the present refrigerant pressure in the...

Страница 24: ...to define the Leaving Chilled Liquid Temperature that is to be maintained by the chiller It is programmable over the range of 38 0 F to 70 0 F water or 10 0 F to 70 0 F brine If Smart Freeze see belo...

Страница 25: ...UTDOWN setpoint is set to 4 F the Effective Off set is displayed as 4 F If the leaving setpoint is low ered to 38 F the Effective Offset will change to 2 F If the leaving chilled setpoint is raised ba...

Страница 26: ...JOHNSON CONTROLS 26 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 2 OPTIVIEW CONTROL CENTER INTRODUCTION THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 27: ...ll Temperature Difference Displays the difference between the Condenser Refrig erant temperature and the Leaving Condenser Liquid temperature The Condenser Refrigerant temperature will be represented...

Страница 28: ...ng Threshold Access Level Required SERVICE This value allows the user to define the condenser pres sure at which the chiller will initiate a warning and ini tiate high condenser pressure capacity cont...

Страница 29: ...g Condenser Liquid Temperature Displays the temperature of the liquid as it enters the standard condenser tube bundle Leaving Condenser Liquid Temperature Displays the temperature of the liquid as it...

Страница 30: ...efault 0 0 Control Valve Output Settings Auto Places the Control Valve in automatic control Change Setpoints Used to enter the Head Pressure Control PID vari ables Pressing this key places a green box...

Страница 31: ...Zone transition delta for the programmed Zone transition time seconds before the Zone 1 parameters are used If the error is greater than the programmed Zone transition delta the Zone 2 pa rameters ar...

Страница 32: ...in the Startup Delay time countdown timer while Startup Delay is in effect Level Control Valve Command Displays the position command to the level control valve in percent of travel with 0 full closed...

Страница 33: ...ol Screen Level Control State Same as Refrigerant Level Control Screen Transition Time Remaining Same as Refrigerant Level Control Screen Ramp Up Time Remaining Same as Refrigerant Level Control Scree...

Страница 34: ...mmed as the Ramp Up Time This setpoint can only be changed with ADMIN level access Zone Transition Delta Specifies the percentage increment away from level setpoint for the control to switch zones of...

Страница 35: ...he proper Access Level the pre rotation vanes may be calibrated Animation of the compressor impeller indi cates whether the chiller is presently in a RUN condi tion This screen also serves as a gatewa...

Страница 36: ...percentage of the job input Full Load Amps FLA value Motor Full Load Amps Displays the current to the motor as a percentage of the motor maximum current VSD Output Frequency Displays the VSD frequency...

Страница 37: ...n micrometers from center along the radial axis designated W for the Impeller End Bearing W1 Current Displays the magnetizing current to the upper bearing on the radial axis designated W for the Impel...

Страница 38: ...hutdown LED Indicates the MBC is reporting a shutdown fault via Modbus Data MBC Outputs Rotation Allowed LED Indicates the MBC rotation allowed contacts are closed by the control Digital Input MBC Out...

Страница 39: ...Y ONLY Z1 Temperature Displays the temperature measured at the impeller end bearing assembly VW13 Vibration Displays the vibration amplitude at rotational frequen cy radially at the impeller end beari...

Страница 40: ...tes the voltage of the DC Bus which supplies the MBC MBC Operation Time Indicates the cumulative time of operation of the MBC since initial power up MBC Rotation Time Indicates the cumulative time the...

Страница 41: ...has been initialized with the OptiView OptiView does not store this data sepa rately DISPLAY ONLY This screen displays the chiller event history There are no other display only fields PROGRAMMABLE PRI...

Страница 42: ...JOHNSON CONTROLS 42 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 2 OPTIVIEW CONTROL CENTER INTRODUCTION THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 43: ...tor pressure Surge Window Time When the chiller enters run mode this value counts up to the time programmed as the COUNT WINDOW setpoint When it reaches the COUNT WINDOW min utes the number of surge e...

Страница 44: ...ge situation Count Limit Access Level Required OPERATOR Allows the user to define the maximum number of surge events 4 to 20 default 4 default 15 that can occur within a defined period of time before...

Страница 45: ...his screen The following fields require login access level of SERVICE Service technicians re fer to YORK YMC2 Service Manual Form 160 78 M2 for operation instructions and explanationsofallprogrammable...

Страница 46: ...evision A Only Displays calculated limit that the VGD is permitted to open to in probing mode VGD Command Gas Path Revision B Only Displays the position command from the control to the VGD Surge Detec...

Страница 47: ...This key puts the VGD in manual mode and sends a hold command to the VGD VGD Auto This key returns the control of the VGD to automatic NAVIGATION Home Causes an instant return to the Home Screen Comp...

Страница 48: ...JOHNSON CONTROLS 48 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 2 OPTIVIEW CONTROL CENTER INTRODUCTION THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 49: ...g fields require login access level of SERVICE Service technicians re fer toYORKYMC2 Service Manual Form 160 78 M2 for operation instructions and explanations of all programmable setpoints and display...

Страница 50: ...m the control to the VGD Surge Detected LED Illuminates for 5 seconds each time a surge is detected VGD Count Displays the number of times the Stall Detector Board output voltage goes above the High L...

Страница 51: ...GD Cycle Count PRV VGD Inhibit Gas Path Revision A Only If PRV position exceeds this value the VGD is pulsed open according to the open pulse setpoint and does NOT respond to the stall detector voltag...

Страница 52: ...JOHNSON CONTROLS 52 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 2 OPTIVIEW CONTROL CENTER INTRODUCTION THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 53: ...chiller start The following fields require a login access level of SERVICE Service Technicians refer to YORK YMC2 Service Manual Form 160 78 M2 for operation instruc tions and explanation of all prog...

Страница 54: ...calibration value 0 VGD Voltage Indicates VGD feedback voltage accepted as the 0 full closed calibration value PROGRAMMABLE Set 100 VGD Gas Path Revision A Only Accepts the present VGD feedback volta...

Страница 55: ...s are closing Calibration in Progress LED Indicates the calibration sequence is in progress Calibration Messages These are text messages which step the user through the calibration process and indicat...

Страница 56: ...JOHNSON CONTROLS 56 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 2 OPTIVIEW CONTROL CENTER INTRODUCTION THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 57: ...tion to Leaving Chilled Liquid temperature current and pressure overrides and anti surge control This screen also provides a means for a Service Technician to control PRV Speed and Optional Hot Gas By...

Страница 58: ...led Liquid Displays the temperature of the chilled liquid as it leaves the evaporator Active LCHLT Setpoint Displays the active temperature setpoint to which the chiller is set to control liquid leavi...

Страница 59: ...evice is limited based upon surge controls or operating limits PROGAMMABLE Select VSD Control Access Level Required SERVICE Pressing this button causes VSD Control to be selected for manual control th...

Страница 60: ...l if it had been in Auto and the Selected device s control command shall be set to the entered value Auto Access Level Required SERVICE Pressing this button will set the selected device s con trol sta...

Страница 61: ...s information pertaining to the Vari able Speed Drive VSD DISPLAY ONLY Motor Run LED Indicates whether the digital output from the controls is commanding the motor to RUN VARIABLE SPEED DRIVE SCREEN L...

Страница 62: ...ion as a value between 0 and 100 Input kVA Displays the supply kva measured by the VSD Input Power Factor Displays the relationship between the Input Power and the Supply kVA Rated Motor Voltage Displ...

Страница 63: ...uired ADMIN Allows the user to reset the cumulative Kilowatt Hours to zero 0 Service Technicians refer to YORK YMC2 Service Manual Form 160 78 M2 Input Job Full Load Amps Access Level Required SERVICE...

Страница 64: ...JOHNSON CONTROLS 64 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 2 OPTIVIEW CONTROL CENTER INTRODUCTION THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 65: ...control to the VSD Commands are as follows 0 Off 1 Pre Regulate 2 Run 3 Manual Precharge 4 Manual Pre Regulate 5 Soft Shutdown VSD Control State Displays the control state of theVSD States are as foll...

Страница 66: ...the VSD input rectifier baseplate tempera tures at each phase Inverter Baseplate Temperature Phase A B C Displays the VSD output inverter baseplate tempera tures at each phase Internal Ambient Tempera...

Страница 67: ...160 78 O2 ISSUE DATE 5 22 2017 2 NAVIGATION Home Causes an instant return to the Home screen VSD Causes an instant return to the Home screen Setpoints Access Level Required ADMIN Moves to the subscre...

Страница 68: ...JOHNSON CONTROLS 68 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 2 OPTIVIEW CONTROL CENTER INTRODUCTION THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 69: ...The feature consists of motor winding temperature and motor housing tem perature Also individual winding temperature sensors can be disabled on this screen DISPLAY ONLY Motor Run LED Illuminates when...

Страница 70: ...ion The winding displays can be individually disabled us ing the TEMPERATURE DISABLE setpoint ADMIN access level on this Screen The software prevents more than 4 of the 6 motor temperature sensors to...

Страница 71: ...ed when in manual control Open Close Access Level Required SERVICE Changes the motor cooling valve command by one unit of the manual increment setting Changes control to Manual Set Access Level Requir...

Страница 72: ...JOHNSON CONTROLS 72 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 2 OPTIVIEW CONTROL CENTER INTRODUCTION THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 73: ...ll shut down to avoid over cool ing the building This value is calculated by subtract ing the Leaving Chilled Liquid Temperature Cycling Offset Shutdown from the Leaving Chilled Liquid Temperature Set...

Страница 74: ...D LIQUID LOW TEMPERATURE cycling shutdown This is done by defining an offset below the Leaving Chilled Liquid Temperature setpoint It is programmable over a range of 1 F to 64 F below the setpoint to...

Страница 75: ...limit time This value will override the Input Current Limit value during this time period This function is used to provide energy savings following chiller start up Pulldown Demand Time Access Level...

Страница 76: ...JOHNSON CONTROLS 76 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 2 OPTIVIEW CONTROL CENTER INTRODUCTION THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 77: ...sent date This value is critical to logging system shutdowns accurately and for utilizing the scheduling capabilities When prompt ed to enter a date value the user must enter the day month and four di...

Страница 78: ...E Allows a Service Technician to program the applicable supply line voltage Line Frequency Access level Required SERVICE Allows as ervice technician to program the line fre quency to 50 or 60hZ Power...

Страница 79: ...continuously through several days the Stop time of Day 1 can be set to 11 59 PM and the Start time of Day 2 can be set to 12 00 AM The chiller will not stop but continue to operate until the stop of D...

Страница 80: ...nabled Disabled Access Level Required OPERATOR Allows the user to enable or disable the monitoring function which enforces the scheduled starting and stopping of the chiller Repeat Sunday Schedule Acc...

Страница 81: ...fine the language for all Screens The desired language is selected by scrolling through the list of those available English is the Default lan guage and is selected by pressing the key when the dialog...

Страница 82: ...onding User ID and User Level Service Tech nicians refer to YORK YMC2 Service Manual Form 160 78 M2 Custom User Access Level 4 Access Level Required SERVICE This allows the user to specify up to four...

Страница 83: ...f reports obtained with a local printer Printer Setup Access Level Required OPERATOR Pressing either key places a green selection box around the first changeable parameter Use the and keys to place th...

Страница 84: ...the modem port COM 2 Data Bit s Define the number of data bits with which the panel shall communicate to the modem port COM 2 Parity Bit s Define the number of parity bits with which the panel shall...

Страница 85: ...which log printing will occur Automatic Printer Logging Enabled Disabled Access Level Required OPERATOR Enable the printer to begin printing status reports be ginning at the programmed start time and...

Страница 86: ...ION 2 OPTIVIEW CONTROL CENTER INTRODUCTION Print All Histories Access Level Required OPERATOR Generate a report of the system data at the time of all stored shutdowns NAVIGATION Home Causes an instant...

Страница 87: ...l number of the chiller system YORK Order Number Factory defined order number under which the chiller was sold Chiller Serial Number Factory defined serial number for the chiller system Compressor Mod...

Страница 88: ...Level Required SERVICE Define the date at which the chiller was commissioned Job Name and Location Access Level Required SERVICE Factory defined job name and location the chiller is destined for Print...

Страница 89: ...te Modem Remote or BAS ISN Remote Number of Starts Access Level Required ADMIN Displays the number of the starts the chiller has initi ated This may be reprogrammed to a desired value generally when t...

Страница 90: ...North American Toll Free Number 1 800 861 1001 The Local service phone number is displayed as the second number Although blank by de fault the appropriate label and number can be entered by a Service...

Страница 91: ...Normal Shutdown This window displays the date and time and the de scription of the last normal shutdown A normal shut down is defined as Local Panel rocker switch Remote Digital Analog or BAS ISN Last...

Страница 92: ...the value of select chiller parameters at the time of the associated shutdown Trending Causes a move to a subscreen allowing the user to view trending data on selected chiller parameters Custom View C...

Страница 93: ...data varies according to type of motor starter and options applied DISPLAY ONLY History Printout This is the on screen printout of the system parameters PROGRAMMABLE Page Up Page Down Scroll up in th...

Страница 94: ...JOHNSON CONTROLS 94 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 2 OPTIVIEW CONTROL CENTER INTRODUCTION THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 95: ...d USER ID used to make the change the old setpoint value and the new setpoint value The following fields require login access level of SERVICE Service technicians re fer toYORKYMC2 Service Manual Form...

Страница 96: ...e Page Down Scroll down in the displayed data if applicable NAVIGATION Home Causes an instant return to the Home Screen History Access Level Required SERVICE Causes an instant return to the History Sc...

Страница 97: ...Manual Form 160 78 M2 for operation instructions and explanations of all programmable setpoints zone parameters and displayed values DISPLAY ONLY Description Displays the setpoint category that was c...

Страница 98: ...160 78 O2 ISSUE DATE 5 22 2017 SECTION 2 OPTIVIEW CONTROL CENTER INTRODUCTION NAVIGATION Home Causes an instant return to the Home Screen History Access Level Required SERVICE Causes an instant retur...

Страница 99: ...of the service call the display can be cleared or the parameters can be left there for monitoring by operations personnel DISPLAY ONLY This screen display attributes assigned to Custom screen There a...

Страница 100: ...JOHNSON CONTROLS 100 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 2 OPTIVIEW CONTROL CENTER INTRODUCTION THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 101: ...own through list of available parameters Select First use the Page Up and Page Down keys to scroll through the Slot Numbers list and note the number of the parameter s to be displayed Pressing the Sel...

Страница 102: ...2 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 2 OPTIVIEW CONTROL CENTER INTRODUCTION NAVIGATION Home Causes a return to the Home Screen Custom View Access Level Required SERVICE Causes a return to the...

Страница 103: ...mpled at the selected Data Col lection Interval and plotted using 450 data points across the X axis If the actual value of the sampled parameter is less than the Y axis label minimum for that param et...

Страница 104: ...ed Otherwise data collection will begin immediately Stop Access Level Required OPERATOR Pressing this key stops the trending The trend data is frozen on the display until another graph is started with...

Страница 105: ...the parameters are sam pled There are 450 data points displayed across the X Axis of the graph Each point represents the instan taneous value of the parameter The user selects the time interval betwe...

Страница 106: ...as described above and enter the desired value The value must always be set to a value less than the Data Point Max Otherwise a red graph is displayed on the Trend Screen with the words TREND MAX MUS...

Страница 107: ...er Action A Secondary Trigger can be evaluated with the Prima ry Trigger to start stop data collection The Primary to Secondary Operator is used to define the Trigger com binations required to be true...

Страница 108: ...data collection will 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...

Страница 109: ...creen and enter the pa rameters 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...

Страница 110: ...on Temperature 1810 Evaporator Small Temp Difference 1812 Evaporator Refrigerant Temperature SLOT DESCRIPTION 1813 Delta P P 1814 Brine Low Cutout CONDENSER 2048 Leaving Condenser Liquid Temperature 2...

Страница 111: ...log Setpoint 2310 Current Limit Remote BAS ISN Setpoint 2311 Current Limit remote Modem Setpoint 2312 Current Limit Selected Setpoint 2313 Pulldown Demand Time Remaining SLOT DESCRIPTION 2314 Pulldown...

Страница 112: ...143 Input Current Override Threshold 18251 Motor Current Override Threshold 18273 Control State 18274 Active Load Limit 18288 Speed of Sound 18289 Isentropic Head 18290 Omega 18291 Surge Mach 18292 Su...

Страница 113: ...TROL CENTER INTRODUCTION FORM 160 78 O2 ISSUE DATE 5 22 2017 2 SLOT DESCRIPTION 21036 Operation Mode 21037 Alarm 1 21038 Alarm 2 21039 Alarm 3 21040 ESD Failure 21041 MBC Fault 21042 Stop Bypass Valve...

Страница 114: ...con dition clears and the Operator presses the CLEAR FAULT key SOFT SHUTDOWN The chiller is performing a Soft Shutdown Simultaneously the Hot Gas Bypass Valve is com manded to 100 open if Hot Gas Byp...

Страница 115: ...setpoint The mes sage clears when the pulldown demand time expires Table 4 MBC STARTUP MESSAGES MESSAGE DESCRIPTION WAITING FOR CHILLED LIQUID FLOW The chilled liquid flow switch input is not reading...

Страница 116: ...nt WARNING CONDENSER OR EVAPORATOR XDCR ERROR The Evaporator pressure Transducer is indicating a higher pressure than the Condenser pressure Transducer after the chiller has been running for 10 minute...

Страница 117: ...y device IC loca tion U52 on Microboard This data is then read from the BRAM and compared to the test data If the read data is not the same as that which was written to the device it is assumed the BR...

Страница 118: ...ecause the processor will be off before the fault delay CONTROL PANEL POWER FAILURE A Control Power failure has occurred If the power failure occurred while the chiller was running it will automatical...

Страница 119: ...yet received the cause of the fault from the MBC via the serial communications link The MBC shuts down the chiller by opening the MBC Emergency Shutdown ESD contacts located on the MBC control board...

Страница 120: ...levitated until commanded to de levitate over serial comms or VSD DC buss power depletes This warning is released when displacement is less than 75 m MBC W13 POSITION The MBC has measured shaft displ...

Страница 121: ...oard TB4 13 have opened to initiate a cycling shutdown If the chiller is running when this occurs the Pre rotation Vanes are driven fully closed prior to shutting down the chiller The chiller will aut...

Страница 122: ...PHASE A MOTOR CURRENT message preceeding VSD INITIALIZATION FAILED Upon application of power all boards go through the initialization process At this time memory locations are cleared program jumper...

Страница 123: ...the microboard issues a VSD run command The fault is released when the microboard command is Stopped State VSD PHASE A INPUT DCCT OFFSET Upon the assertion of a precharge command the output voltage of...

Страница 124: ...RUN com mands by the VSD a 5 second timer shall commence timing If both run commands are not received by the VSD Logic Board within 5 seconds a shutdown is performed and this message is displayed Thi...

Страница 125: ...high pressure condition The chiller can be restarted after a Service Technician performs a special reset preset procedure contained in YORK YMC2 Service Manual Form 160 78 M2 CONDENSER PRESSURE TRANS...

Страница 126: ...on Temperature derived from the Evaporator Pressure Transducer and the freeze threshold is 34 0 F 1 1 C The total count is incremented once for every second the evaporator refrigerant tem perature is...

Страница 127: ...The chiller can be started when the MBC setting is restored to Customer Serial Link using the diagnostic software according to Form 160 78 M1 and the OptiView panel CLEAR FAULTS key is pressed MBC DAT...

Страница 128: ...or VSD DC buss power depletes This shutdown is released when the board level communication failure is re solved The chiller can be started when the condition is released and the OptiView panel CLEAR...

Страница 129: ...pen The MBC remains in Levitation mode with the motor shaft levitated until commanded to de levitate over serial comms or VSD DC buss power depletes This shutdown is released when the speed signal no...

Страница 130: ...ed the programmed High Winding Temperature Shutdown threshold for 3 continuous seconds The chiller can be started after all winding temperatures decreased to at least 18 F 10 C below the shutdown thre...

Страница 131: ...ow up to three consecutive pre charge related or pre regulation related faults i e VSD DC BUS REGULATION or any of the faults applicable to VSD PRECHARGE LOCKOUT to occur After the third consecutive f...

Страница 132: ...e error information including mod ule number and line number via the communications link When the condition clears the chiller can be started after the CLEAR FAULTS key is pressed VSD INPUT CURRENT OV...

Страница 133: ...hall time 10 seconds before clearing the fault and allowing another pre charge to start The unit s fan s and water pump s shall remain energized during this time The VSD logic board shall allow up to...

Страница 134: ...determine that the input voltage frequen cy is 50 or 60 Hz then this shutdown will occur VSD LINE VOLTAGE PHASE ROTATION The input of the drive is not sensitive to the phase rotation of the input vol...

Страница 135: ...loped direct liquid cooling for the inverter IGBT modules but today York is direct liquid cooling the rectifier inverter and the output filter in ductor The cooling system for the OSCD is greatly modi...

Страница 136: ...ost the 3 phase input AC voltage into DC voltage in a mod ified new three phase bridge configuration The use of the modified new three phase bridge configuration in the rectifier permits pre charge of...

Страница 137: ...wer source and reduces power loss in the custom er s switch gear In addition the input power factor of the OSCD is nearly unity Harmonic Filter General Information The Harmonic Filter is no longer an...

Страница 138: ...60 78 O2 ISSUE DATE 5 22 2017 SECTION 3 VSD OPERATION Figure 50 LEFT SIDE OF HYP744 DRIVE CABINET Input Power Fuses Voltage Transient Board Cooling Fans Line Voltage Isolation Board Circuit Breaker or...

Страница 139: ...CTION 3 VSD OPERATION FORM 160 78 O2 ISSUE DATE 5 22 2017 3 Figure 51 RIGHT SIDE OF HYP744 DRIVE CABINET Phase A Power Unit Input Line Inductor Phase B Power Unit Phase C Power Unit Drive Logic Board...

Страница 140: ...5 22 2017 SECTION 3 VSD OPERATION Figure 52 LEFT SIDE OF HYP0490A DRIVE CABINET LD22393 Cooling Fans Line Voltage Isolation Board Circuit Breaker or Disconnect Switch Input Power Fuses Voltage Transi...

Страница 141: ...41 SECTION 3 VSD OPERATION FORM 160 78 O2 ISSUE DATE 5 22 2017 3 Auxillary Capaci tor Assembly Power Unit Output Capacitor Assembly Line Inductor Drive Logic Board Figure 53 RIGHT SIDE OF HYP0490A DRI...

Страница 142: ...N CONTROLS 142 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 3 VSD OPERATION Figure 54 DRIVE LOGIC BOARD LD16293 Figure 55 RECTIFIER SIDE OF THE POWER UNIT LD16292 Note Variable Speed Drive Model HYP744...

Страница 143: ...ue to follow the speed command from the OptiView panel The OptiView panel begins to unload the chiller As the load and pressure across the compressor starts to go down the output speed of the OSCD wil...

Страница 144: ...JOHNSON CONTROLS 144 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 3 VSD OPERATION THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 145: ...atically begin ning at an Operator selected start time and occurring at an Operator selected interval thereafter The following figures are examples of the different print reports Solid State Starter a...

Страница 146: ...JOHNSON CONTROLS 146 FORM 160 78 O2 ISSUE DATE 5 22 2017 SECTION 4 PRINTERS Figure 56 PRINTERS 23887A OKIDATA MICROLINE 184 23889A WEIGH TRONIX SEIKO DPU 414 00085VIP...

Страница 147: ...ter will ignore a code it cannot interpret 3 The control center requires a busy signal from the printer when the printer receive buffer is full This causes the control center to momentarily termi nate...

Страница 148: ...ady busy 1 5 on Test select 1 6 on Print mode 1 7 off SDD pin 11 1 8 on SDD pin 11 2 1 on 1200 Baud 2 2 on 1200 Baud 2 3 off 1200 Baud 2 4 off DSR active 2 5 on Buffer threshold 32 bytes 2 6 on Busy s...

Страница 149: ...uired OPERATOR Using the COMMS Screen the control center must be configured to transmit data in the same format as the Printer is configured to receive the data The following values must be entered Ba...

Страница 150: ...e Surge Count 0 Delta P P 1 52 Surge Window Time 3 Min Surge Window Count 0 Figure 57 SAMPLE PRINTOUT STATUS FIGURE 57 SAMPLE PRINTOUT STATUS CONT D Refrigerant Level Control Refrigerant Level 51 0 Ac...

Страница 151: ...and 0 00 Hz VSD Output Frequency 0 00 Hz VSD Control Mode Auto Active Anti Surge Minimum Frequency 0 00 Hz Anti Surge Minimum Frequency 0 00 Hz Anti Surge Transient Offset 0 00 Hz VGD Command 25 0 Gas...

Страница 152: ...ed Local Setpoint 42 0 F Leaving Chilled ISN Setpoint 42 0 F Leaving Chilled Modem Setpoint 45 0 F Leaving Chilled Analog Setpoint 42 0 F Leaving Chilled Digital Setpoint 42 0 F Remote Range 10 0 F Re...

Страница 153: ...ol Max Loading Delta 1 0 Temperature Control Max Unloading Delta 1 0 VSD Output Gain 0 5 VGD Output Gain 1 0 Gas Path B PRV Output Gain 1 0 Gas Path A HGBP Output Gain 1 0 Minimum PRV Position 5 0 Gas...

Страница 154: ...s Evaporator Pressure Drop ft Flow GPM Leaving Temperature F Entering Temperature F Fouling Factor Liquid Type Brine Percent Design Conditions Condenser Pressure Drop ft Flow GPM Leaving Temperature F...

Страница 155: ...Discharge Superheat 24 4 F Stop Bypass Valve Off PRV Opening On Gas Path A PRV Closing Off Gas Path A PRV Actuator Mode Auto Gas Path A Surge Surge Count 0 Delta P P 1 52 Surge Window Time 3 Min Surge...

Страница 156: ...rature 66 0 F Capacity Control Control State Inactive Load Limit Inactive VSD Frequency Command 0 00 Hz VSD Output Frequency 0 00 Hz VSD Control Mode Auto Active Anti Surge Minimum Frequency 0 00 Hz A...

Страница 157: ...i 05 Oct 2001 4 48 04 PM Log Entry 1 Evaporator Leaving Chilled Local Setpoint Date 05 Oct 2001 Time 4 23 49 PM Access Level Service User Id 4268 Old Value 46 5 F New Value 48 0 F Log Entry 2 Condense...

Страница 158: ...lbar b Select Capture Text from the drop down menu c A Capture Text Filebox will be displayed Verify location and file name d Select Start 5 Press the Print Screen key on the appropriate screen to be...

Страница 159: ...NTROLS 159 SECTION 4 PRINTERS FORM 160 78 O2 ISSUE DATE 5 22 2017 4 MICRO R TX1 G RX1 HYPERTERMINAL E LINK COM 1 RS 232 TX J2 4 9 2 7 8 8 9 GND DSR GTX GRX COM 4B Figure 65 COMMUNICATIONS BLOCK DIAGRA...

Страница 160: ...JOHNSON CONTROLS 160 FORM 160 78 O2 ISSUE DATE 5 22 2017 NOTES...

Страница 161: ...x 0 5556 5 6 C range Table 13 SI METRIC CONVERSION MEASUREMENT MULTIPLY ENGLISH UNIT BY FACTOR TO OBTAIN METRIC UNIT Capacity Tons Refrigerant Effect ton 3 516 Kilowatts kW Power Horsepower 0 7457 Ki...

Страница 162: ...17349 800 861 1001 Subject to change without notice Printed in USA Copyright by Johnson Controls 2017 www johnsoncontrols com ALL RIGHTS RESERVED Form 160 78 O2 517 Issue Date May 22 2017 Supersedes...

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