York YR TB TB T0 Installation Operation & Maintenance Download Page 13 | Manualshive

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JOHNSON CONTROLS

13

SECTION 1 – INSTALLATION

FORM 160.81-NOM1

ISSUE DATE: 10/3/2020

2

COMP.

SHELLS

SHIPPING

WEIGHT

OPERATING

WEIGHT

REFRIGERANT

CHARGE

LOADING PER

ISOLATOR

(LBS)

(KG)

(LBS)

(KG)

(LBS)

(KG)

(LBS)

(KG)

T2

VBVB*

12530

5683

14170

6427

750

340

3542

1606

VBVC*

12600

5715

14300

6486

750

340

3575

1621

VBVD*

12740

5778

14510

6581

750

340

3627

1645

VCVB*

12635

5731

14335

6502

715

324

3583

1625

VCVC*

12715

5767

14465

6561

715

324

3616

1640

VCVD*

12845

5826

14665

6651

715

324

3666

1662

VDVB*

12775

5794

14535

6592

685

311

3633

1647

VDVC*

12855

5830

14675

6656

685

311

3668

1663

VDVD*

12985

5889

14875

6747

685

311

3718

1686

WAWA

18438

8363

19555

8869

965

438

4888

2217

WAWB

18583

8429

19758

8962

965

438

4940

2240

WAWC

18855

8552

20142

9136

965

438

5036

2284

WAWD

19188

8703

20613

9349

965

438

5041

2286

WBWA

18555

8416

19714

8942

965

438

4929

2235

WBWB

17525

7949

20025

9083

965

438

5006

2270

WBWC

17785

8067

20405

9255

965

438

5101

2313

WBWD

18115

8216

20885

9473

965

438

5221

2368

WCWA

18677

8471

19907

9029

905

411

4977

2257

WCWB

17645

8003

20215

9169

905

411

5053

2292

WCWC

17915

8126

20605

9346

905

411

5151

2336

WCWD

18235

8271

21075

9559

905

411

5268

2389

WDWA

18842

8546

20163

9145

840

381

5041

2286

WDWB

17810

8078

20470

9285

840

381

5117

2321

WDWC

18080

8200

20860

9461

840

381

5215

2365

WDWD

18400

8346

21330

9675

840

381

5332

2418

XBXB

18710

8486

21800

9888

1150

522

5450

2472

XBXC

18970

8604

22220

10078

1150

522

5555

2519

XBXD

19300

8754

22750

10319

1150

522

5687

2579

XCXB

18835

8543

22015

9985

1025

465

5503

2496

XCXC

19095

8661

22435

10176

1025

465

5608

2543

XCXD

19425

8811

22965

10416

1025

465

5741

2604

XDXB

19145

8684

22445

10180

1025

465

5611

2545

XDXC

19415

8806

22875

10375

1025

465

5718

2593

XDXD

19735

8951

23395

10611

1025

465

5848

2652

T3

WAWA

18700

8482

19817

8988

965

438

4954

2247

WAWB

18583

8429

20020

9080

965

438

5005

2270

WAWC

18855

8552

20404

9255

965

438

5101

2313

WAWD

19188

8703

20875

9468

965

438

5219

2367

WBWA

18555

8416

19976

9060

965

438

4994

2265

WBWB

17525

7949

20025

9083

965

438

5006

2270

WBWC

17785

8067

20405

9255

965

438

5101

2313

WBWD

18115

8216

20885

9473

965

438

5221

2368

WCWA

18874

8561

20169

9148

905

411

5042

2287

WCWB

17645

8003

20215

9169

905

411

5053

2292

WCWC

17915

8126

20605

9346

905

411

5151

2336

WCWD

18235

8271

21075

9559

905

411

5268

2389

WDWA

19104

8665

20425

9264

840

381

5106

2316

WDWB

17810

8078

20470

9285

840

381

5117

2321

WDWC

18080

8200

20860

9461

840

381

5215

2365

WDWD

18400

8346

21330

9675

840

381

5332

2418

XBXB

18710

8486

21800

9888

1150

522

5450

2472

XBXC

18970

8604

22220

10078

1150

522

5555

2519

XBXD

19300

8754

22750

10319

1150

522

5687

2579

XCXB

18835

8543

22015

9985

1025

465

5503

2496

XCXC

19095

8661

22435

10176

1025

465

5608

2543

XCXD

19425

8811

22965

10416

1025

465

5741

2604

XDXB

19145

8684

22445

10180

1025

465

5611

2545

XDXC

19415

8806

22875

10375

1025

465

5718

2593

XDXD

19735

8951

23395

10611

1025

465

5848

2652

* Note 50 Hz Only

TABLE 3 -

UNIT WEIGHTS (CONT'D)

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Summary of Contents for YR TB TB T0

Page 1: ...VD T1 YR TB TB T0 THROUGH YR XD XD T3 INCLUDING FIELD RE ASSEMBLY FOR FORM 2 3 7 AND 8 SHIPMENT STYLE A AND B ROTARY SCREW LIQUID CHILLERS INSTALLATION OPERATION MAINTENANCE Supersedes 160 81 NOM1 212...

Page 2: ...s 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...

Page 3: ...Electro Mechanical Starter 160 81 PW1 Wiring Diagram Unit With Mod B Solid State Starter 160 81 PW2 Wiring Diagram Field Control 160 81 PW3 Wiring Diagram Field Control Modifications 160 81 PW5 AFFECT...

Page 4: ...B TB T0 46 A EVAPORATOR CODE TB TC TD VB VC VD WB WC WD XB XC XD STYLE POWER SUPPLY for 60 Hz 5 for 50 Hz CONDENSER CODE TB TC TD VB VC VD WB WC WD XB XC XD COMPRESSOR CODE T0 T1 T2 T3 MOTOR VOLTAGE V...

Page 5: ...ssembly 21 Vacuum Dehydration 29 Operation 29 Piping Connections 31 Check for Piping Alignment 31 Evaporator and Condenser Water Piping 31 Refrigerant Relief Piping 35 Unit Piping 36 Control Wiring 36...

Page 6: ...ant Leak Checking 62 Pressure Connections 62 Condensers and Evaporators 63 Cleaning Evaporator and Condenser Tubes 63 Condenser Water Side Tube Cleaning Procedure 63 Evaporator Tubes 64 MegohmtheMotor...

Page 7: ...ponent Layout Drawing Design Level A 46 FIGURE 19 YR Screw Chiller System Schematic Design Level A 47 FIGURE 20 Oil Filter System 49 FIGURE 21 Oil Solenoid Valve Assembly 51 FIGURE 22 Variable Orifice...

Page 8: ...THIS PAGE INTENTIONALLY LEFT BLANK JOHNSON CONTROLS 8 FORM 160 81 NOM1 ISSUE DATE 10 3 2020...

Page 9: ...truc tion INSTALLATION RESTRICTIONS No valves or connections should be opened under any circumstances because such action will result in loss of the factory refrigerant or nitrogen charge Do not disma...

Page 10: ...ventilated to allow ad equate heat removal Check ANSI state local or other codes FOUNDATION A level floor mounting pad or foundation must be pro vided by others capable of supporting the operating we...

Page 11: ...e unit to its mounting position Rig the unit to its final location on the floor or mounting pad by lifting the unit or shell assembly with an overhead lift and lower the unit to its mounting position...

Page 12: ...0 13974 6338 560 254 3494 1584 TBTA 12954 5875 13765 6243 560 254 3441 1560 TBTB 11740 5325 12990 5892 530 240 3247 1472 TBTC 11790 5347 13080 5932 530 240 3270 1483 TBTD 11890 5393 13230 6001 530 240...

Page 13: ...472 XBXC 18970 8604 22220 10078 1150 522 5555 2519 XBXD 19300 8754 22750 10319 1150 522 5687 2579 XCXB 18835 8543 22015 9985 1025 465 5503 2496 XCXC 19095 8661 22435 10176 1025 465 5608 2543 XCXD 1942...

Page 14: ...D STATE STARTER OPTIONAL OPTIVIEW CONTROL PANEL L F C D E G B SECTION A A CONDENSER EVAPORATOR RELIEF VALVE NOTE ONLY SUPPLIED ON UNITS WITH OPTIONAL ISOLATION VALVES ISOLATION VALVE NOTE OPTIONAL H R...

Page 15: ...2 2 3 4 70 mm 679 mm 2 3 4 70 mm 2 3 4 2 2 3 4 70 mm 679 mm M 1 3 3 3 381 mm 991 mm 1 3 381 mm 1 3 3 3 381 mm 991 mm WATERBOX DIMENSIONS FT IN DIM EVAPORATORS T AND V CONDENSER T AND V 1 PASS 2 PASS 3...

Page 16: ...one end to the other end and from front to the rear If the chiller is not level within the amount specified lift it and place shims between the isolation pad and the tube sheets CHECKINGTHEISOLATORPA...

Page 17: ...HEET FLOOR LAYOUT SUPPORT FOOT DIMENSIONS ARE TYPICAL ALL 4 CORNERS 25 76 2 22 mm DIA HOLE 140 114 114 140 13 mm STEEL PLATE 25 mm DEFLECTED HEIGHT 13 UNIT WEIGHT UP TO 7 423 KGS ISOLATOR TO BE CENTER...

Page 18: ...is level Check that the unit is level both longitudinally and transversely see Leveling the Unit If the leveling bolts are not long enough to level unit due to an uneven or sloping floor or foundatio...

Page 19: ...9 SECTION 1 INSTALLATION FORM 160 81 NOM1 ISSUE DATE 10 3 2020 1 Figure 6 SPRING ISOLATORS OPTIONAL METRIC ALL DIMENSIONS ARE IN MILLIMETERS LD07379 DIM C SEE FIGURE 2 Pages 12 and 13 DIM A SEE FIGURE...

Page 20: ...is shipped on the heat exchanger All openings on the compressor oil separa tor and the shell are closed and charged with dry nitro gen 5 psig 34 kPa Miscellaneous chiller components control center oil...

Page 21: ...ust be reported to the transportation company imme diately for their inspection When received at the job site all containers should be opened and contents checked against the packing list Any material...

Page 22: ...pendicular to the condenser shell Place gasket on the top side of the shut off valve 9 Remove all cover closures from the oil separator flanges and wipe all connection surfaces clean Lower the oil sep...

Page 23: ...N CONTROLS 23 SECTION 1 INSTALLATION FORM 160 81 NOM1 ISSUE DATE 10 3 2020 1 LD09971 Figure 9 FORM 3 FIELD ASSEMBLY EXPLODED VIEW 1 10 5 13 14 23 5 24 27 24 13 25 28 25 6 5 16 15 3 4 26 2 9 2 5 6 2 7...

Page 24: ...of both end sheets After shell is leveled wedge and shim each corner of the shell to solidly sup port it while assembling the other parts 6 Lift compressor motor assembly and remove packing materials...

Page 25: ...the oil separator with the proper hardware 14 Tighten all screws and nuts on the discharge flange and the support bracket 15 Assemble the Control Center to the unit Refer to Figure 11 on page 26 Also...

Page 26: ...26 FORM 160 81 NOM1 ISSUE DATE 10 3 2020 SECTION 1 INSTALLATION LD09972 Figure 11 FORM 7 FIELD ASSEMBLY EXPLODED VIEW 1 10 6 5 5 4 11 13 14 12 15 16 17 18 19 20 22 21 23 5 26 24 27 24 13 25 25 28 6 5...

Page 27: ...pressor discharge port with the oil separa tor connection Push the oil separator connection until it seats itself Use cap screws and washers to fasten the oil separator connection to the com pressor C...

Page 28: ...JOHNSON CONTROLS 28 FORM 160 81 NOM1 ISSUE DATE 10 3 2020 SECTION 1 INSTALLATION LD09973 Figure 12 FORM 8 FIELD ASSEMBLY EXPLODED VIEW 10 6 5 5 23 1 16 15 13 14 4 3 9 10 29 2 2 2 7...

Page 29: ...obtaining accurate readings as to the extent of de hydration The equipment required to follow this method of de hydration consists of a wet bulb indicator or vacuum gauge a chart showing the relation...

Page 30: ...1 38 28 94 481 025 025 000 078 25 29 53 192 010 010 000 052 11 29 67 122 000 6 3 06 300 040 4 29 72 099 005 05 000 035 2 29 842 039 002 02 000 015 9 29 882 019 00 1 0 01 000 0 1 17 29 901 010 00 5 000...

Page 31: ...starter cabinet Therefore an additional temperature controlled throttle valve is needed in the flow path for the starter heat ex changer to regulate cooling above the equipment room dewpoint for appli...

Page 32: ...d water flow rate of change is 15 minutes If STR goes below 15 minutes chilled water flow rate of change must be modified as follows Rate of Change from 100 to 50 Flow minutes 15 15 STR Chilled water...

Page 33: ...ndenser water T Where ECW minimum Minimum Entering Condensing Water Tempera ture F LCWT Leaving Chilled Water Temperature F This is a guideline for estimating ECW minimum Ac tual ECW minimum will vary...

Page 34: ...ld be installed in the connections provided in the evaporator and con denser liquid heads These connections may be piped to drain if desired Checking Piping Circuits and Venting Air After the water pi...

Page 35: ...g Refrigeration and Air Condition ing Engineers Standard 15 ASHRAE 15 and set to relieve at 235 PSIG 1621 kPa Refrigerant relief vent piping by others from the re lief valves to the outside of the bui...

Page 36: ...ol wiring must be completed between unit components and control center or solid state starter when used using the wiring harness fur nished Field wiring connections for commonly encountered control mo...

Page 37: ...ct price can be scheduled Notification to the Johnson Controls Service Office should be by means of Installation Check List and Request Form 160 81 CL1 in triplicate The services of a Johnson Controls...

Page 38: ...le b Wiring completed from main power supply to solid state starter but not cut to length or connected to starter 3 CONTROL CENTER a Jumper wire NOT installed between termi nal 24 and 25 located on th...

Page 39: ...ontact ____________________________________ We understand that the services of the Johnson Controls Authorized Representative will be furnished in accordance with the contract for a period of time of...

Page 40: ...THIS PAGE INTENTIONALLY LEFT BLANK JOHNSON CONTROLS 40 FORM 160 81 NOM1 ISSUE DATE 10 3 2020 SECTION 1 INSTALLATION...

Page 41: ...is a Johnson Controls warranty requirement CONDENSER Low Temperature Brine Chillers Verify the freeze point of the brine in the evapo rator Use a hand held optical refractometer or a hydrometer Compre...

Page 42: ...essure should be recorded as a reference point with which to com pare subsequent readings OPERATING LOG SHEET A permanent daily record of system operating condi tions temperatures and pressures record...

Page 43: ...ration analysis oil analysis and eddy cur rent testing PRE START CHECKLIST All checkpoints in the following list must be complet ed before placing the Rotary Screw Liquid Chiller in operation Only whe...

Page 44: ...THIS PAGE INTENTIONALLY LEFT BLANK JOHNSON CONTROLS 44 FORM 160 81 NOM1 ISSUE DATE 10 3 2020 SECTION 2 CHILLER COMMISSIONING...

Page 45: ...the slide valve moves toward the unloaded position less suction gas is pumped through the compressor The control panel automatically positions the slide valve to match the load requirements The slide...

Page 46: ...ION 3 OPERATION Figure 18 YR SCREW CHILLER COMPONENT LAYOUT DRAWING DESIGN LEVEL A LD07961 DRIVELINE OIL SEPARATOR EVAPORATOR RELIEF VALVE RELIEF VALVE VALVE STOP ANGLE VERTICAL VALVE STOP ANGLE VERTI...

Page 47: ...JOHNSON CONTROLS 47 SECTION 3 OPERATION FORM 160 81 NOM1 ISSUE DATE 10 3 2020 3 Figure 19 YR SCREW CHILLER SYSTEM SCHEMATIC DESIGN LEVEL A LD07962...

Page 48: ...JOHNSON CONTROLS 48 FORM 160 81 NOM1 ISSUE DATE 10 3 2020 SECTION 3 OPERATION FIGURE 17 YR SCREW CHILLER SYSTEM SCHEMATIC DESIGN LEVEL A CONT D LD07963...

Page 49: ...d This positions it to approximately the 75 closed position prior to starting the compressor motor which occurs at the end of the Start Sequence Initiated period To allow for actua tor timing variance...

Page 50: ...page 58 YORK Oil Types in the Section 5 Maintenance Oil loss is most often the result of operating conditions at loads under 10 of the chillers rated capacity and with condensing water that is too col...

Page 51: ...is provided for connecting hoses or transfer lines Table 12 VARIABLE ORIFICE PRESSURE DIF FERENTIAL SETPOINTS REFRIGERANT DIFFERENTIAL PRESSURE RANGE R 134A 15 110 PSID Figure 22 VARIABLE ORIFICE LD0...

Page 52: ...gh Temperature Discharge Low Temperature Oil High Temperature Oil Low Dif ferential Pressure Oil or Condenser Transducer Error Oil Clogged Filter Oil High Pressure Control Panel Power Failure Motor or...

Page 53: ...During long idle periods the tightness of the sys tem should be checked periodically 2 If freezing temperatures are encountered while the system is idle carefully drain the cooling wa ter from the coo...

Page 54: ...THIS PAGE INTENTIONALLY LEFT BLANK JOHNSON CONTROLS 54 FORM 160 81 NOM1 ISSUE DATE 10 3 2020 SECTION 3 OPERATION...

Page 55: ...scharge temperature should not exceed 212 F 100 C 7 Check the compressor motor voltage and current amps at E M starter on the Control Center dis play for Solid State Starter units 8 Check for any sign...

Page 56: ...THIS PAGE INTENTIONALLY LEFT BLANK JOHNSON CONTROLS 56 FORM 160 81 NOM1 ISSUE DATE 10 3 2020 SECTION 4 OPERATING INSPECTIONS...

Page 57: ...coolant After cleaning Hxer SSS Applications X Replace or clean starter air filters if applicable X2 Perform oil analysis on compressor lube oil1 X Perform refrigeration analysis1 X Perform vibration...

Page 58: ...of the oil separator connect the other end to an approved re frigerant recovery cylinder Open the valve and drain the oil from the oil separator CHARGING UNIT WITH OIL The Oil Charge YORK oil types a...

Page 59: ...per sight glass If the chiller operates in a low discharge superheat refer to SECTION 6 TROUBLESHOOTING in this manual condition for an extended period of time refrigerant can again condense in the oi...

Page 60: ...onnect the hand oil pump See Figure 23 on page 59 4 As soon as oil charging is complete close the power supply to the starter to energize the oil heater This will keep the concentration of refrig eran...

Page 61: ...iffer ential pressure reaches 15 PSID across the oil filter A safety shutdown will be initiated if the oil pressure dif ferential pressure reaches 25 PSID The control panel will display the message CL...

Page 62: ...A charging valve is located in the liquid line below the evaporator The size of the charging connection is inch male flare Purge air and non condensables from the charging hose Only add new refrigeran...

Page 63: ...s Maintain a minimum condenser water flow rate through the tubes of at least 3 33 ft sec 1 meter sec Through tube water velocity should not exceed 12 ft sec 3 6 meter sec Condenser tubes must be maint...

Page 64: ...uantity of oil in the evapora tor can also contribute to erratic performance If cleaning of the evaporator tubes is required follow the condenser cleaning procedure When chemical cleaning of the conde...

Page 65: ...tightening flare nuts or flange bolts However if it is necessary to repair a welded joint the refrigerant charge must be re moved See the Handling Refrigerant for Dismantling and Repairs on page 67 i...

Page 66: ...ll are heated evenly 5 Close the system charging valve and the stop valve between the vacuum indicator and the vac uum pump See Figure 19 on page 47 Then disconnect the vacuum pump leaving the vacuum...

Page 67: ...ained by admitting water into the tube during the cleaning process This can be done by mounting the brush on a suitable length of 1 8 pipe with a few small holes at the brush end and connecting the ot...

Page 68: ...leak should be indicated by the detector If a tube sheet leak is suspected its exact location may be found by using a soap solution A continuous buildup of bubbles around a tube indicates a tube sheet...

Page 69: ...the user to provide for proper water treatment to provide for a longer and more economical life of the equipment The following recommendation should be followed in determining the condition of the wat...

Page 70: ...JOHNSON CONTROLS 70 FORM 160 81 NOM1 ISSUE DATE 10 3 2020 SECTION 5 MAINTENANCE LD009186 Figure 27 EVACUATION OF THE CHILLER Thermistor Vacuum Gauge Vacuum Pump Charging Valve...

Page 71: ...part ment DO NOT DISASSEMBLE COMPRESSOR Table 18 TROUBLESHOOTING TROUBLESHOOTING THE ROTARY SCREW COMPRESSOR SYMPTOM PROBABLE CAUSES AND CORRECTIONS Excessive Noise And Vibration Bearing damage or exc...

Page 72: ...ctuates then compressor stops on Oil Pressure Cutout Display reading LOW OIL PRESSURE Unusual starting conditions exist i e oil foaming in reservoir and piping due to lowered system pressure Drain the...

Page 73: ...45 50 50 54 55 58 60 62 65 66 70 69 75 73 80 76 85 79 90 82 95 85 100 88 110 93 120 98 130 103 140 107 150 112 165 118 180 123 195 129 210 134 225 139 240 143 255 148 270 152 285 156 300 160 perature...

Page 74: ...119 246 2 48 9 120 248 0 49 4 121 249 8 50 0 122 251 6 50 6 123 253 4 51 1 124 255 2 51 7 125 257 0 52 2 126 258 8 52 8 127 260 6 53 3 128 262 4 53 9 129 264 2 54 4 130 266 0 55 0 131 267 8 55 6 132...

Page 75: ...elsius multiply by 5 9 or 0 5556 Example 10 0 F range x 0 5556 5 6 C range Table 19 SI METRIC CONVERSION MEASUREMENT MULTIPLY ENGLISH UNIT BY FACTOR TO OBTAIN METRIC UNIT Capacity Tons Refrigerant Eff...

Page 76: ...nnsylvania 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 NOM1 1020 Issue Date Octo...

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