Page 1 ROTARY SCREW LIQUID CHILLERS OPERATING & MAINTENANCE 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...
Page 2 FORM 160.81-O1 (1020) ISSUE DATE 10/05/2020 IMPORTANT! READ BEFORE PROCEEDING! GENERAL SAFETY GUIDELINES This equipment is a relatively complicated apparatus. which it is situated, as well as severe personal injury or During installation, operation, maintenance or service, death to themselves and people at the site. individuals may be exposed to certain components or This document is intended for use by owner-authorized conditions including, but not limited to: refrigerants,...
Page 3 Planned Service Agreement that leverages real time and generalized conditions. In lieu of the traditional and historical data, delivering performance reporting, maintenance program, a Johnson Controls YORK corrective actions required and data enabled guidance Conditioned Based Maintenance (CBM) program can for optimal operation and lifecycle assurance.
Page 4 FORM 160.81-O1 (1020) ISSUE DATE 10/05/2020 – DESIGN LEVEL MOTOR CODE 60 Hz 50 Hz 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 XA, XB, XC, XE, XF, XG ZA, ZB, ZC, ZD, ZE, ZF COOLER CODE...
Page 5: Table Of Contents
FORM 160.81-O1 (1020) ISSUE DATE 10/05/2020 TABLE OF CONTENTS SECTION 1 - DESCRIPTION OF SYSTEM AND FUNDAMENTALS OF OPERATION ......... 11 System Operation Description ........................11 Capacity Control ............................. 12 Chiller Operation Overview ..........................12 SECTION 2 - OPTIVIEW™ CONTROL CENTER ....................17 Introduction ..............................
Page 6 FORM 160.81-O1 (1020) ISSUE DATE 10/05/2020 TABLE OF CONTENTS (CONT'D) SECTION 3 - DISPLAY MESSAGES ........................83 Status Messages ............................83 System Ready To Start ..........................83 Cycling Shutdown – Auto Restart ......................83 Safety Shutdown – Manual Restart ....................... 83 System Run ............................83 Start Inhibit ............................83 Slide Valve Unloading Before Shutdown ....................
Page 7 FORM 160.81-O1 (1020) ISSUE DATE 10/05/2020 TABLE OF CONTENTS (CONT'D) Mod “B” Solid State Starter Cycling Shutdown Messages ................88 LCSSS Initialization Failed ........................88 LCSSS - Serial Communications ......................88 LCSSS Shutdown - Requesting Fault Data................... 88 LCSSS - Stop Contacts Open ....................... 88 LCSSS - Power Fault ..........................88 LCSSS - Low Phase (X) Temperature Sensor ..................
Page 8 FORM 160.81-O1 (1020) ISSUE DATE 10/05/2020 TABLE OF CONTENTS (CONT'D) SECTION 4 - PRINTERS ............................95 Reports ................................95 Printer 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...
Page 9 FORM 160.81-O1 (1020) ISSUE DATE 10/05/2020 LIST OF FIGURES FIGURE 1 - MODEL YR CHILLER ........................11 FIGURE 2 - REFRIGERATION FLOW THROUGH ROTARY SCREW CHILLER ..........12 FIGURE 3 - OPTIVIEW™ CONTROL CENTER ....................17 FIGURE 4 - HOME SCREEN ..........................23 FIGURE 5 - SYSTEM SCREEN ..........................25...
Page 10 FORM 160.81-O1 (1020) ISSUE DATE 10/05/2020 THIS PAGE INTENTIONALLY LEFT BLANK JOHNSON CONTROLS...
Page 11: Section 1 - Description Of System And Fundamentals Of Operation
In operation, a liquid (water or brine to be chilled) flows through the cooler, where boiling refrigerant absorbs The YORK Model YR Chiller is applied to large air con- heat from the liquid. The chilled liquid is then piped to ditioning systems, but may be used on other applications.
Page 12: Capacity Control
FORM 160.81-O1 (1020) SECTION 1 - DESCRIPTION OF SYSTEM AND FUNDAMENTALS OF OPERATION ISSUE DATE 10/05/2020 The major components of a chiller are selected to han- pistons (slide valve) which is fed through its ports by dle the refrigerant, which would be evaporated at full pressurized compressor oil.
Page 13 FORM 160.81-O1 (1020) SECTION 1 - DESCRIPTION OF SYSTEM AND FUNDAMENTALS OF OPERATION ISSUE DATE 10/05/2020 ant Level Control feature is enabled. If the Refriger- After the first 3 minutes of System Run and for the ant Level Control feature is disabled, the duration is 30 remainder of System Run, if the Differential Discharge seconds.
Page 14 FORM 160.81-O1 (1020) SECTION 1 - DESCRIPTION OF SYSTEM AND FUNDAMENTALS OF OPERATION ISSUE DATE 10/05/2020 Technician to reduce over/under-shoot of the Chilled Ice Storage mode is an operating mode within Brine Liquid setpoint and adapt the control to the local oper- mode that allows the chiller to make ice at a faster than ating conditions.
Page 15 FORM 160.81-O1 (1020) SECTION 1 - DESCRIPTION OF SYSTEM AND FUNDAMENTALS OF OPERATION ISSUE DATE 10/05/2020 A liquid level sensor, located in the condenser, detects The offset is added to the programmed Level Control the refrigerant level. The refrigerant level in the con- setpoint and is displayed as EFFECTIVE REFRIGER- denser is expressed as 0% (minimum) to 100% (maxi- ANT LEVEL SETPOINT (over the range of 20% to...
Page 16 FORM 160.81-O1 (1020) SECTION 1 - DESCRIPTION OF SYSTEM AND FUNDAMENTALS OF OPERATION ISSUE DATE 10/05/2020 • With software version C.OPT.05.08.303 (and ear- Motor current overload protection is provided by the lier), it is 60 seconds. CM-2 Board (Electro-Mechanical Starters) and Liq- uid Cooled Solid State Starter.
Page 17: Section 2 - Optiview™ Control Center
A complete listing of shutdown, status, and warning The YORK OptiView™ Control Center is a micropro- messages is attached in the Display Messages section cessor based control system for R134a screw chillers.
Page 18: Start/Stop Control
SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 of ISN communications. The chiller also maintains the • 05 – YR chiller standard digital remote capabilities as well. Both of • xx - Controls revision level (00, 01, etc) these remote control capabilities allow for the standard Energy Management System (EMS) interface: •...
Page 19: Stop / Reset (O)
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 When toggled to the left-most position, it is considered Display Only in the START state. Each state is described in detail Values in this group are read-only parameters of in- below: formation about the chiller operation.
Page 20 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Change Setpoints 4. If the dialog box begins with “SELECT”, use the ◄ and ► keys to select the desired value. On screens containing setpoints programmable at the OPERATOR access level, a key with this label will be 5.
Page 21: Navigation
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Navigation HOME screen display, the upper-right “soft” key will In order to maximize the amount of values which the always return the user to the HOME screen. Navigating panel can display to the user, and in order to place those with “soft”...
Page 22: Languages
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Languages Analog Input Ranges The Screens can be displayed in various languages. The following table indicates the valid display range Language selection is done on the USER screen. The for each of the analog input values.
Page 23: Home Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 HOME SCREEN 00551VIP FIGURE 4 - HOME SCREEN Overview % Full Load Amps When the chiller system is powered ON, the above de- This displays the percentage of full load amps utilized fault display appears.
Page 24 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 the chiller controls. The access levels are listed above Warning Reset in hierarchical order beginning with the lowest level Access Level Required: OPERATOR and proceeding to the highest level. Users logged in Use of this key acknowledges a warning condition and under higher access levels may perform any actions resets the message display associated with it.
Page 25: System Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 SYSTEM SCREEN LD09714 FIGURE 5 - SYSTEM SCREEN Overview Evaporator Pressure This screen gives a general overview of common chill- Displays the present refrigerant pressure in the er parameters for both shells. evaporator.
Page 26 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 includes offset pressure derived from auto-zeroing dur- Programmable ing the Start Sequence Initiated. If either of the trans- None ducers used to calculate this differential is out of range, the display field will show XX.X.
Page 27: Evaporator Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 EVAPORATOR SCREEN LD09715 FIGURE 6 - EVAPORATOR SCREEN Overview Leaving Chilled Liquid Temperature This screen displays a cutaway view of the chiller Displays the temperature of the liquid as it leaves the evaporator.
Page 28 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 to make ice at a faster rate as explained in the “Opera- displayed value is the difference between the present tion” section. The water cooling setpoint range is 38°F Leaving Chilled Liquid Temperature setpoint and the to 70°F.
Page 29 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Local Leaving Chilled Liquid Temperature – Leaving Chilled Liquid Temperature Cycling Setpoint Offset – Restart Access Level Required: OPERATOR Access Level Required: OPERATOR This value allows the user to define the Leaving This value allows the user to specify the Leaving Chilled Chilled Liquid Temperature that is to be maintained Liquid Temperature at which the chiller will restart af-...
Page 30 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Smart Freeze (Off / On) Navigation (Not applicable to software version C.MLM.05.04.xxx Home (and later). Access Level Required: VIEW Access Level Required: SERVICE Causes an instant return to the HOME screen. This value is only available if the chiller is not in Brine Sensitivity mode.
Page 31: Sensitivity Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 SENSITIVITY SCREEN 00650VIP FIGURE 7 - SENSITIVITY SCREEN Overview Max Load Pulse This screen, accessed from the EVAPORATOR screen, Access Level Required: SERVICE displays a cutaway view of the evaporator. The Leav- Service Technicians refer to Special Setpoints sec- ing Chilled Liquid Temperature Control Sensitivity tion of OptiView Control Center Service Instructions...
Page 32: Condenser Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 CONDENSER SCREEN LD11548 FIGURE 8 - CONDENSER SCREEN Overview High Pressure Switch (Open / Closed) This screen displays a cutaway view of the chiller con- Displays the present position of the high pressure denser.
Page 33 At the completion of the time delay, contacts TB2-150/151 will close to start the condenser pump. Freeze Warning (Enabled / Disabled) Service Technicians refer to YORK Service Manual 160.81- M1. Access Level Required: SERVICE Enables and disables the standby chiller freeze pro- Navigation tection feature.
Page 34: Refrigerant Level Control Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 REFRIGERANT LEVEL CONTROL SCREEN LD14791 FIGURE 9 - REFRIGERANT LEVEL CONTROL SCREEN Overview Programmable This screen displays a cutaway view of the chiller con- Setpoint denser, along with the liquid refrigerant level sensor The level control will control the condenser refriger- and the flow control valve.
Page 35 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 [Refrigerant Level Control] Period [Refrigerant Level Control] Rate Limit Close (Not applicable to software version C.MLM.05.04.xxx (Not applicable to software version C.MLM.05.04.xxx and later). and later). Access Level Required: SERVICE Access Level Required: SERVICE Service Technicians refer to OptiView Control Center Service Technicians refer to OptiView Control Center...
Page 36: Compressor Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 COMPRESSOR SCREEN LD09717 FIGURE 10 - COMPRESSOR SCREEN Overview the same pressure and their outputs should be equal. However, due to accuracy tolerances in transducer de- This screen displays a cutaway view of the chiller com- sign, differences can exist.
Page 37 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Low Discharge Superheat Events [Slide Valve] Unload (Manual) (Software version C.MLM.05.04.xxx (and later)) Access Level Required: SERVICE Displays the number of low discharge superheat events This key puts the slide valve control into Manual mode that have occurred within the last 300 run hours.
Page 38 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Navigation 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.
Page 39: Hot Gas Bypass Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 HOT GAS BYPASS SCREEN LD09718 FIGURE 11 - HOT GAS BYPASS SCREEN This screen, accessed from the COMPRESSOR less than or equal to the number of degrees of this ON screen, displays a pictorial of the bypass line and so- setpoint above the Leaving Chilled Liquid Tempera- lenoid valve location on the chiller.
Page 40: Oil Separator Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 OIL SEPARATOR SCREEN LD12825 FIGURE 12 - OIL SEPARATOR SCREEN Overview Differential Oil Pressure This screen displays a close-up of the chiller oil sump Displays the pressure differential between the oil pres- and provides all the necessary setpoints for maintain- sure (as sensed at the input to the compressor) and the ing the oil.
Page 41 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 shutdown on this safety each time the chiller is started. Offset Pressure (Not Displayed) Service Technicians refer to OptiView Control Center The Offset Pressure is a calculated value that is used to Service Instructions (Form 160.81-M1 for program calculate the differential pressure.
Page 42: Electro-Mechanical Starter Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 ELECTRO-MECHANICAL STARTER SCREEN LD11550 FIGURE 13 - ELECTRO-MECHANICAL STARTER SCREEN Overview Programmable This screen displays all information pertaining to an Local Motor Current Limit Electro-Mechanical Starter. Access Level Required: OPERATOR Display Only Allows the user to specify the maximum allowed mo-...
Page 43 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Navigation Home Access Level Required: VIEW 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.
Page 44: Mod "B" Solid State Starter Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 MOD “B” SOLID STATE STARTER SCREEN 00654VIP FIGURE 14 - MOD “B” SOLID STATE STARTER SCREEN Overview kW Hours This screen displays information pertaining to the Mod Displays the cumulative amount of Kilowatts used “B”...
Page 45 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Programmable Starting Current Access Level Required: SERVICE Local Motor Current Limit Access Level Required: OPERATOR Defines the maximum allowed motor starting amps. The Solid State Starter will limit the motor starting cur- Allows the user to specify the maximum allowed mo- rent to this value.
Page 46: Ground Fault Protection Screen
Solid State Starter. Ground Fault contacts (TB3-71) open and the service technician obtains an ADMIN password from YORK Current – Phase A, B and C and performs a special reset procedure listed in OptiV- Displays the 3-phase motor current values measured iew Control Center Service Instructions (Form 160.81-...
Page 47 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Navigation Motor Access Level Required: ADMIN Home Access Level required: ADMIN Return to the MOTOR screen. Causes an instant return to the HOME screen. JOHNSON CONTROLS...
Page 48: Setpoints Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 SETPOINTS SCREEN LD12826 FIGURE 16 - SETPOINTS SCREEN Overview Leaving Chilled Liquid Temperature Cycling Restart This screen provides a convenient location for pro- Displays the Leaving Chilled Liquid Temperature at gramming the most common setpoints involved in the which the chiller will restart after it has shut down due chiller control.
Page 49 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Temperature setpoint above the operator programmed minutes. If Smart Freeze is enabled, the threshold is Base setpoint (see below). Programmable as either 10, 34.0°F for the next 10 minutes. After ten (10) minutes 20, 30 or 40°F, with a default of 10°F, it is added to the have elapsed, the shutdown threshold becomes the pro- Base value to create a range over which the remote de-...
Page 50 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 er Full Load Amps continuously for the programmed Pulldown Demand Time time, a safety shutdown is performed and “105% Mo- Access Level Required: OPERATOR tor Current Overload” is displayed. Allows the user to set a period of time for which the Print Pulldown Demand Limit will be in effect after the...
Page 51: Setup Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 SETUP SCREEN LD09721 FIGURE 17 - SETUP SCREEN Overview 031-02430-000 Microboard This screen is the top level of the general configura- Refrigerant Selection tion parameters. It allows programming of the time and Displays R134a date, along with specifications as to how the time will be displayed (12 or 24 hour format).
Page 52 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 If the chiller is presently set to 24-hour mode, the time Motor Drive Type must be entered in the 24-hour format. Otherwise, the Access Level Required: SERVICE user must also select AM or PM for the entered time.
Page 53 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Printer Operations Access Level Required: VIEW Access Level Required: VIEW Moves to the sub-screen allowing configuration and Moves to the sub-screen displaying operating param- control of printer functions. eters of the chiller system.
Page 54: Schedule Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 SCHEDULE SCREEN 00232VIP FIGURE 18 - SCHEDULE SCREEN Overview Display Only The SCHEDULE screen contains more programmable None values than a normal display screen. As such, each Programmable programmable value is not linked to a specific button.
Page 55 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Repeat Sunday Schedule Print Access Level Required: OPERATOR Access Level Required: VIEW Duplicates the schedule defined for Sunday for the re- Generates a Schedule print report. mainder of the standard weekdays. Navigation Reset All Exception Days Home...
Page 56: User Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 USER SCREEN 00343VIP FIGURE 19 - USER SCREEN Overview Data Display Mode This screen allows definition of custom User ID’s and Access Level Required: OPERATOR matching passwords.
Page 57 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Custom User Access Level (4) Navigation Access Level Required: SERVICE Home Access Level Required: VIEW This allows the user to specify up to four (4) Custom User Access Levels. Each Access Level will then re- Causes an instant return to the HOME screen.
Page 58: Comms Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 COMMS SCREEN 00470VIP FIGURE 20 - COMMS SCREEN Overview Printer Baud Rate This screen allows definition of the necessary commu- Access Level Required: OPERATOR nications parameters. Refer to Printer Section of this Define the baud rate at which the panel shall commu- book for details of the printer connections and setup.
Page 59 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 COM 2 Data Bit(s) COM 2 Stop Bit(s) Access Level Required: OPERATOR Access Level Required: OPERATOR Define the number of data bits with which the panel Define the number of stop bits with which the panel shall communicate to the modem port.
Page 60: Printer Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 PRINTER SCREEN 00235VIP FIGURE 21 - PRINTER SCREEN Overview Printer Type This screen allows definition of the necessary com- Access Level Required: OPERATOR munications parameters for the printer. Refer to Printer Define the printer type connected to the chiller system.
Page 61: Sales Order Screen
Access Level Required: SERVICE Factory defined serial number for the chiller system. Factory defined job name and location the chiller is destined for. YORK Order Number Factory defined order number under which the chiller Print was sold. Access Level Required: VIEW System Information Generates a Sales Order print report.
Page 62 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Navigation Setup Access Level Required: VIEW Home Access Level Required: VIEW Return to the SETUP screen. Causes an instant return to the HOME screen. JOHNSON CONTROLS...
Page 63: Operations Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 OPERATIONS SCREEN LD09720 FIGURE 23 - OPERATIONS SCREEN Overview Operating Hours This screen allows definition of general parameters Access Level Required: ADMIN having to do with the operation of the chiller. Displays the total accumulated run time of the chiller.
Page 64 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Therefore, the actual type installed must be entered to Hot Gas Bypass (Enabled / Disabled) allow the program to read the correct input. Service Access Level Required: SERVICE Technicians refer to OptiView Control Center Service Instructions (Form 160.81-M1).
Page 65: History Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 HISTORY SCREEN 00656VIP FIGURE 24 - HISTORY SCREEN Overview Last Ten Faults This screen allows the user to browse through the faults. This window displays a chronological listing (most In order to get a more thorough reporting of the system recent first) of the date and time and the description conditions at the time of the recorded shutdown, move...
Page 66 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 View Details Custom View Access Level Required: VIEW Access Level Required: VIEW Once a fault has been selected, pressing the View De- Causes a move to a sub-screen allowing the user to tails button causes a move to the History Details sub- view the Custom SETUP screen.
Page 67: History Details Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 HISTORY DETAILS SCREEN 00655VIP FIGURE 25 - HISTORY DETAILS SCREEN Overview Page Down This screen allows the user to see an on-screen printout Access Level Required: VIEW of all the system parameters at the time of the selected Scroll down in the displayed data (if applicable).
Page 68: Security Log Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 SECURITY LOG SCREEN 00657VIP FIGURE 26 - SECURITY LOG SCREEN Overview Programmable This screen displays a listing of the last 75 setpoint Log Entry changes. They are listed and numbered in reverse order Access Level Required: SERVICE in which they were changed, with the most recent listed as number 1.
Page 69 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 History View Details Access Level Required: SERVICE Access Level Required: SERVICE Causes an instant return to the HISTORY screen. Causes a jump to the Security Log Details Screen. JOHNSON CONTROLS...
Page 70: Security Log Details Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 SECURITY LOG DETAILS SCREEN 00658VIP FIGURE 27 - SECURITY LOG DETAILS SCREEN Overview Old Value This screen allows the user to view the details of Displays the previous setpoint value.
Page 71: Custom View Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 CUSTOM VIEW SCREEN 00428VIP FIGURE 28 - CUSTOM VIEW SCREEN Overview Navigation This screen allows up to 10 Service Technician select- Home ed parameters to be displayed. These parameters are Access Level Required: VIEW selected from a list on the CUSTOM VIEW SETUP screen.
Page 72: Custom Setup Screen
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 CUSTOM SETUP SCREEN 00241VIP FIGURE 29 - CUSTOM SETUP SCREEN Overview This screen allows the Service Technician to select up key places a green colored selection box around Cus- to 10 parameters for display on the CUSTOM SETUP tom Slot 1.
Page 73: Trending Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 TRENDING SCREEN 00472VIP FIGURE 30 - TRENDING SCREEN Overview There are three types of charts that can be created: As many as six operator selected parameters can be plotted in an X/Y graph format.
Page 74 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Display Only Data Select This screen allows the user to view the graphical trend- Access Level required: VIEW ing of the selected parameters and is also a gateway to Allows the user to display all trended data points si- the graph setup screens.
Page 75: Trend Setup Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 TREND SETUP SCREEN 00473VIP FIGURE 31 - TREND SETUP SCREEN Overview Data Collection Interval, or the interval at which the parameter is sampled. This interval is programmable This screen is used to configure the trending screen. over the range of 1 second to 3600 seconds (1 hour), in The parameters to be trended are selected from the one second increments.
Page 76 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Select Data Point Max (1-6) Access Level Required: OPERATOR Access Level Required: OPERATOR This key is used to enter the slot numbers and the mini- Only displayed if the associated slot number is not zero.
Page 77: Advanced Trend Setup Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 ADVANCED TREND SETUP SCREEN 00474VIP FIGURE 32 - ADVANCED TREND SETUP SCREEN Overview Entry fields are as follows: The desired data collection start/stop triggers are setup on this screen. The trend data collection can be set to Primary Trigger start or stop based upon the status of up to two selected Triggers.
Page 78 Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Display Only Primary to Secondary Operator None Access Level Required: OPERATOR Selects whether the Primary Trigger, Secondary Trig- Programmable ger or both have to be true in order to start or stop data Primary Trigger collection.
Page 79: Trend Common Slots Screen
FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 TREND COMMON SLOTS SCREEN 00244VIP FIGURE 33 - TREND COMMON SLOTS SCREEN Overview Page Up This screen displays the slot numbers of the commonly Access Level Required: OPERATOR monitored parameters.
Page 80: Master Slot Numbers List For Use With Trend Feature
Optiview Control Center FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 Master Slot Numbers List For Use With Trend Feature SLOT SLOT DESCRIPTION DESCRIPTION System: Chiller State 1798 Leaving Chilled Liquid: Remote ISN Temperature Setpoint System: Are Safety Shutdown Contacts Closed 1799 Leaving Chilled Liquid: Remote Modem Temperature System: Are Cycling Shutdown Contacts Closed...
Page 81 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 SLOT SLOT DESCRIPTION DESCRIPTION 2585 Serial SSS: Is Serial Communications OK 2308 Motor: Current Limit Local Setpoint 2586 Serial SSS: Panel to SSS Comm Errors 2309 Motor: Current Limit Remote Analog Setpoint 2587 Serial SSS: to Panel Comm Errors 2310...
Page 82 FORM 160.81-O1 (1020) SECTION 2 - OPTIVIEW™ CONTROL CENTER ISSUE DATE 10/05/2020 THIS PAGE INTENTIONALLY LEFT BLANK JOHNSON CONTROLS...
Page 83 FORM 160.81-O1 (1020) SECTION 3 - DISPLAY MESSAGES ISSUE DATE 10/05/2020 SECTION 3 - DISPLAY MESSAGES The Status Bar of the Display contains a Status Line START SEQUENCE INITIATED and, beneath it a Details Line. The Status Line contains A chiller start has been initiated. Duration of this period a message describing the operating state of the chill- depends upon whether the Refrigerant Level Control er;...
Page 84 Minimum load pulses will be proportionally decreased as the mo- Load FLA setpoint value. Service Technicians refer to tor current increases from 93% to 100% of the motor YORK Service Manual 160.81- M1. JOHNSON CONTROLS...
Page 85 FORM 160.81-O1 (1020) SECTION 3 - DISPLAY MESSAGES ISSUE DATE 10/05/2020 was detected during the initialization process that oc- START INHIBIT MESSAGES curs when power is applied to the Control Center. Due ANTI-RECYCLE XXMIN/SEC to this failure, any or all of the programmed setpoints could have been corrupted.
Page 86 FORM 160.81-O1 (1020) SECTION 3 - DISPLAY MESSAGES ISSUE DATE 10/05/2020 WARNING – FREEZE THREAT, CONDENSER WARNING – CONDENSER – HIGH REFRIGERANT FLOW SWITCH OPEN LEVEL If the Standby Chiller Freeze Protection is enabled, the (Software version C.OPT.05.09.303 and later) Control Center operates the Condenser Water Pump This warning is set when the chiller is running, the lev- during Freeze Threat situations, while the chiller is...
Page 87 FORM 160.81-O1 (1020) SECTION 3 - DISPLAY MESSAGES ISSUE DATE 10/05/2020 in Digital Remote mode via I/O Board TB4-7/8 or in LEAVING CHILLED LIQUID –LOW TEMPERATURE ISN (Integrated Systems Network) Remote mode via The Leaving Chilled Liquid Temperature has decreased the MicroGateway serial communications.
Page 88 FORM 160.81-O1 (1020) SECTION 3 - DISPLAY MESSAGES ISSUE DATE 10/05/2020 message, if the Liquid Cooled Solid State Starter does MOTOR CONTROLLER – LOSS OF CURRENT not receive a response from the control center after 10 The compressor motor current decreased to 10% Full consecutive attempts to communicate with the Control Load Amps (FLA) for 25 continuous seconds while the Center after initialization has been successfully com-...
Page 89 7L-35 to 260A, 14L-65 to 510A, 26L-125 to 850A and 33L-215 to 1050A. The chiller will be permitted to start when the jumpers are configured correctly. Refer 440-480 to YORK Starter Service Manual 160.00-O2 for valid 550-600 jumper configurations. LCSSS - LOGIC BOARD PROCESSOR...
Page 90 FORM 160.81-O1 (1020) SECTION 3 - DISPLAY MESSAGES ISSUE DATE 10/05/2020 freeze is based on how far the evaporator refrigerant SAFETY SHUTDOWN MESSAGES temperature is below the freeze threshold as follows: EVAPORATOR – LOW PRESSURE Number of seconds to freezing = (4053.7) / (freeze (This message is applicable only if the Smart Freeze threshold-evaporator refrigerant temperature) feature is not activated.
Page 91 FORM 160.81-O1 (1020) SECTION 3 - DISPLAY MESSAGES ISSUE DATE 10/05/2020 • Chiller has been running for at least 10 minutes. CONDENSER – PRESSURE TRANSDUCER OUT OF RANGE • Evaporator Refrigerant Temperature Sensor (RT7) The Condenser Pressure Transducer is indicating a has been enabled by a Service Technicians using pressure that is more than 315.0 PSIG.
Page 92 FORM 160.81-O1 (1020) SECTION 3 - DISPLAY MESSAGES ISSUE DATE 10/05/2020 With software version C.OPT.05.09.303 (and later), a OIL - CLOGGED FILTER second counter is added to accumulate the time that the The chiller is shutdown because the Oil Filter Differ- “Warning –...
Page 93 Microboard via serial communications. This safety service technician obtains an ADMIN password from shutdown is not performed on Electro-Mechanical YORK and performs a special reset procedure listed in Starter applications. OptiView Control Center Service Instructions (Form 160.81-M1). With all previous software versions, the WATCHDOG –...
Page 94 1.1(1.414 x RMS value of the pro- fied Service Technician to disable this check. Refer to grammed Start Current) for a minimum of 1 second. YORK Service Manual 160.81-M1. The chiller can be started after the COMPRESSOR switch is placed in the Stop-Reset (O) position.
Page 95: Section 4 - Printers
FORM 160.81-O1 (1020) SECTION 4 - PRINTERS ISSUE DATE 10/05/2020 SECTION 4 - PRINTERS REPORTS • Figure 38 - Sales Order A printer can be connected to the Control Center’s • Figure 39 - History Microboard to print the following reports. The screen •...
Page 96: Figure 34 - Printers
FORM 160.81-O1 (1020) SECTION 4 - PRINTERS ISSUE DATE 10/05/2020 23887A OKIDATA MICROLINE 184 23889A WEIGH-TRONIX 00085VIP SEIKO DPU-414 FIGURE 34 - PRINTERS JOHNSON CONTROLS...
Page 97: Printer Connections
FORM 160.81-O1 (1020) SECTION 4 - PRINTERS ISSUE DATE 10/05/2020 The Control Center provides the required formatting Seiko control codes for the printers above when the printer MICROBOARD PRINTER FUNCTION is selected on the PRINTER screen in the instructions J2-4 Pin 3 Tx (data to printer) below.
Page 98: Weigh - Tronix Printer
FORM 160.81-O1 (1020) SECTION 4 - PRINTERS ISSUE DATE 10/05/2020 Seiko CONTROL BOARD SWITCH SETTINGS (CONT'D) SW1-8 SDD (-) Pin 11 DipSW 1-1 = OFF Input-Serial SW2-1 1200 Baud* DipSW 1-2 = Printing Speed High SW2-2 1200 Baud* DipSW 1-3 = Auto Loading - ON SW2-3 1200 Baud*...
Page 99: Printer Setup
FORM 160.81-O1 (1020) SECTION 4 - PRINTERS ISSUE DATE 10/05/2020 Printer Setup Automatic Data Logging Access Level Required: OPERATOR Access Level required: OPERATOR Using the COMMS screen, the Control Center must be If automatic data logging is desired, a status report can configured to transmit data in the same format as the be automatically printed at a specified interval begin- Printer is configured to receive the data.
Page 100: Figure 35 - Sample Printout (Status)
[Skip the following section if Hot Gas Bypass is not enabled] Hot Gas –––––––––––––––––––––––––––––––––––––––––––––––––––––– CHILLER ID 0 Hot Gas Solenoid On = False (c) 1997 – 2001 YORK INTERNATIONAL CORPORATION Mon 21 Jun 1999 1:26:51 PM Oil Sump –––––––––––––––––––––––––––––––––––––––––––––––––––––– SYSTEM RUN Oil Pressure = 120.7 Psig...
Page 101: Figure 36 - Sample Printout (Setpoint Report)
YORK SETPOINTS Remote Range = 10.0 ~F CHILLER ID 0 Restart Offset = 0.0 ~F (c) 1997 – 2001 YORK INTERNATIONAL CORPORATION Restart Setpoint = 45.0 ~F Mon 21 Jun 1999 1:27:39 PM Shutdown Offset = 4.0 ~F Shutdown Setpoint = 41.0 ~F...
Page 102 FORM 160.81-O1 (1020) SECTION 4 - PRINTERS ISSUE DATE 10/05/2020 Remote Digital Current Limit = 100 % Remote Modem Current Limit = 100 % Pulldown Demand Limit = 100 % Pulldown Demand Time = 0 Min Scale/Model = 600 V, 281 A Supply Voltage Range = Disabled Full Load Amps...
Page 103: Figure 37 - Sample Printout (Schedule)
FORM 160.81-O1 (1020) SECTION 4 - PRINTERS ISSUE DATE 10/05/2020 YORK SCHEDULE CHILLER ID 3 © 1997 - 1999 YORK INTERNATIONAL CORPORATION MON 29 MAR 1999 1 27 PM SCHEDULE = OFF STANDARD SCHEDULE –––––––––––––––––––––––––––––––––––––––––––––––––––––– SUN START = STOP =...
Page 104: Figure 38 - Sample Printout (Sales Order)
SECTION 4 - PRINTERS ISSUE DATE 10/05/2020 YORK SALES ORDER NAMEPLATE INFORMATION CHILLER ID –––––––––––––––––––––––––––––––––––––––––––––––––––– MOTOR CODE © 1997 - 1999 YORK INTERNATIONAL CORPORATION POWER (VOLTS) MON 29 MAR 1999 1 28 PM PHASES FREQUENCY (HZ) ORDER INFORMATION –––––––––––––––––––––––––––––––––––––––––––––––––––– LOCKED ROTOR AMPS...
Page 105: Figure 39 - Sample Printout (History)
YORK HISTORY 1 Oil Sump ––––––––––––––––––––––––––––––––––––––––––––––––––––– CHILLER ID 0 Oil Pressure = 120.7 Psig (c) 1997 – 2001 YORK INTERNATIONAL CORPORATION Differential Oil Pressure = 41.6 Psid Mon 21 Jun 1999 1:26:51 PM Differential Filter Pressure = 13.1 Psid Oil Supply Solenoid...
Page 106: Figure 40 - Sample Printout (Security Log Report)
FORM 160.81-O1 (1020) SECTION 4 - PRINTERS ISSUE DATE 10/05/2020 YORK SETPOINT CHANGE LOG CHILLER ID 0 (c) 1997 – 2001 YORK INTERNATIONAL CORPORATION Fri 05 Oct 2001 4:48:04 PM Log Entry 1 Evaporator - Leaving Chilled Local Setpoint ––––––––––––––––––––––––––––––––––––––––––––––––––––– Date...
Page 107: Figure 41 - Sample Printout (Trend Data New Or Existing Points)
SECTION 4 - PRINTERS ISSUE DATE 10/05/2020 YORK TREND CHILLER ID 163 © 1997 – 2000 YORK INTERNATIONAL CORPORATION MON 09 OCT 2000 3:33:47 PM DATA 1: LEAVING CHILLED LIQUID TEMPERATURE DATA 2: RETURN CHILLED LIQUID TEMPERATURE DATA 3: EVAPORATOR PRESSURE...
Page 108: Temperature
FORM 160.81-O1 (1020) SECTION 4 - PRINTERS ISSUE DATE 10/05/2020 SI METRIC CONVERSION The following factors can be used to convert from Eng- lish to the most common SI Metric values. MEASUREMENT MULTIPLY THIS BY ENGLISH VALUE TO OBTAIN THIS METRIC VALUE CAPACITY TONS REFRIGERANT EFFECT (ton) 3.516...
Page 109 FORM 160.81-O1 (1020) SECTION 4 - PRINTERS ISSUE DATE 10/05/2020 NOTES JOHNSON CONTROLS...
Page 110 5000 Renaissance Drive, New Freedom, 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: October 5, 2020 Supersedes: 160.81-O1 (311)

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