York YR TB TB T0 Installation Operation & Maintenance Download Page 12 | Manualshive

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JOHNSON CONTROLS

12

FORM 160.81-NOM1

ISSUE DATE: 10/3/2020

SECTION 1 – INSTALLATION

TABLE 3 -

UNIT WEIGHTS

COMP.

SHELLS

SHIPPING

WEIGHT

OPERATING

WEIGHT

REFRIGERANT

CHARGE

LOADING PER

ISOLATOR

(LBS)

(KG)

(LBS)

(KG)

(LBS)

(KG)

(LBS)

(KG)

T0

TATA

12864

5835

13468

6108

560

254

3367

1527

TATB

12946

5872

13583

6161

560

254

3396

1540

TATC

13008

5900

13673

6201

560

254

3418

1550

TATD

13097

5940

13799

6259

560

254

3450

1564

TBTA

12954

5875

13590

6164

560

254

3398

1541

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

3307

1500

TCTA

12994

5893

13670

6200

500

227

3418

1550

TCTB

11810

5356

13100

5942

500

227

3275

1485

TCTC

11860

5379

13190

5982

500

227

3297

1495

TCTD

11960

5424

13340

6050

500

227

3335

1512

TDTA

13074

5930

13797

6258

465

211

3449

1564

TDTB

11885

5390

13225

5998

465

211

3306

1499

TDTC

11935

5413

13315

6039

465

211

3328

1509

TDTD

12035

5458

13465

6107

465

211

3366

1526

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

T1

TATA

13039

5914

13643

6188

560

254

3411

1547

TATB

12946

5872

13758

6240

560

254

3440

1560

TATC

13008

5900

13848

6281

560

254

3462

1570

TATD

13097

5940

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

3307

1500

TCTA

13169

5973

13845

6279

500

227

3461

1569

TCTB

11810

5356

13100

5942

500

227

3275

1485

TCTC

11860

5379

13190

5982

500

227

3297

1495

TCTD

11960

5424

13340

6050

500

227

3335

1512

TDTA

13249

6009

13972

6337

465

227

3493

1584

TDTB

11885

5390

13225

5998

465

211

3306

1499

TDTC

11935

5413

13315

6039

465

211

3328

1509

TDTD

12035

5458

13465

6107

465

211

3366

1526

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

15723

7131

16840

7638

965

438

4210

1909

WAWB

15868

7197

17043

7730

965

438

4261

1932

WAWC

16140

7320

17427

7904

965

438

4357

1976

WAWD

16473

7472

17898

8118

965

438

4475

2029

WBWA

15840

7184

16999

7710

965

438

4250

1927

WBWB

14375

6520

16875

7654

965

438

4218

1913

WBWC

14645

6642

17265

7831

965

438

4316

1957

WBWD

15235

6910

17735

8044

965

438

4433

2010

WCWA

15962

7240

17192

7798

905

411

4298

1949

WCWB

14495

6574

17065

7740

905

411

4266

1935

WCWC

14765

6697

17455

7917

905

411

4363

1979

WCWD

15095

6846

17935

8135

905

411

4483

2033

WDWA

16127

7315

17448

7914

840

381

4362

1978

WDWB

14660

6649

17320

7856

840

381

4330

1964

WDWC

14930

6772

17710

8033

840

381

4427

2008

WDWD

15260

6921

18190

8250

840

381

4547

2062

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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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