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AIR-COOLED SCREW  

LIQUID CHILLERS

INSTALLATION, OPERATION, MAINTENANCE

Supersedes: 201.28-NM1.1 (1117)

Form 201.28-NM1.1 (118)

HFC-134A OR R-513A

LD15045

150 - 500 TONS

525 - 1750 KW

2 COMPRESSOR 

50 AND 60 HZ

MODEL YVAA STYLE A 

AIR-COOLED SCREW LIQUID CHILLERS WITH 

VARIABLE SPEED DRIVE

FRAME SIZES 015 - 052

035-23219-100 

Issue Date: 

January 31, 2018

Summary of Contents for YVAA

Page 1: ...Supersedes 201 28 NM1 1 1117 Form 201 28 NM1 1 118 HFC 134A OR R 513A LD15045 150 500 TONS 525 1750 KW 2 COMPRESSOR 50 AND 60 HZ MODEL YVAA STYLE A AIR COOLED SCREW LIQUID CHILLERS WITH VARIABLE SPEED...

Page 2: ...this 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 qu...

Page 3: ...rviced ALWAYS lockout the disconnect supply ing AC to the chiller The 1LLine Inductor will reach operating temperatures of over 150 C 300 F DO NOT open panel doors during operation Assure the inductor...

Page 4: ...JOHNSON CONTROLS 4 FORM 201 28 NM1 1 ISSUE DATE 10 12 2017 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 5: ...6 Safety Labels 16 SECTION 2 PRODUCT DESCRIPTION 17 General System Description 17 Semi Hermetic YORK Twin Screw Compressors 19 Evaporator 19 Condenser 19 Refrigerant Circuit 19 Electrical 19 Building...

Page 6: ...elief Valve Piping 45 Electrical Connection 45 Power Wiring 46 Power Supply Wiring 46 115VAC Control Supply Transformer 46 Control Wiring 46 Volts Free Contacts 47 Chilled Liquid Pump Starter 47 Run C...

Page 7: ...Flow Switch 98 Temperature Sensor s 98 Programmed Options 98 Programmed Settings 98 Date and Time 98 Start Stop Schedule 98 Setpoint and Remote Offset 99 First Time Start Up 99 Interlocks 99 Unit Swit...

Page 8: ...0 Unit Safety Operation 120 High Ambient Temp Fault 120 Low Ambient Temp Fault 120 Low Leaving Chilled Liquid Temp Fault 120 VSD Communications Failure Fault 120 System Safeties Faults 121 System Safe...

Page 9: ...Compressor Oil Level 161 Refrigerant Charge 161 Adding Charge to a System 161 Refrigerant Removal Evacuation and Charging a YVAA Chiller 162 Refrigerant Removal 162 Evacuating a System 162 Charging R...

Page 10: ...eaving Water Temperature Out of Range Suggested Layout 42 FIGURE 9 Suggested Layout For Applications With A Flow Rate Less Than The Evaporator Minimum Allowable Flow Rate 42 FIGURE 10 Suggested Layout...

Page 11: ...Map 115 TABLE 16 Flash Card Update Error XXXXX 118 TABLE 17 Data Logging 119 TABLE 18 Low Differential Oil Pressure Cutout 123 TABLE 19 Discharge Pressure Load Limiting Unloading 124 TABLE 20 Suction...

Page 12: ...JOHNSON CONTROLS 12 FORM 201 28 NM1 1 ISSUE DATE 10 12 2017 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 13: ...rm 50 05 NM2 Johnson Controls warrants all equipment and materials against defects in workmanship and ma terials for a period of eighteen months from date of shipment or 12 months from date of startup...

Page 14: ...a and 630 for R 513A The refrigerant quantity is as stated in Table 5 on Page 64 of this document The fluorinated greenhouse gases in this equip ment may not be vented to the atmosphere This equipment...

Page 15: ...designed and manufactured for use in an industrial environment in accordance with EN 61000 6 2 2005 and EN 61000 6 4 2007 with EN 55011 2007 limits It is not intended to be used on a low voltage publi...

Page 16: ...tergents and solvents which may cause corrosion should also be avoided Emergency Shutdown In case of emergency the control panel is fitted with an incoming supply circuit breaker with a red and yel lo...

Page 17: ...t GENERAL SYSTEM DESCRIPTION The YVAA Chiller combines the best of modern screw compressor design with the latest technology in vari able speed drives The result is superior control and efficiency in...

Page 18: ...the load and the com pressors to the speed requested by the chiller micro processor The basic system control and VSD system architecture is shown in Figure 2 on Page 18 Figure 2 CHILLER CONTROL SYSTEM...

Page 19: ...roviding vertical air discharge from extended orifices for efficiency and low sound Fan motors are Totally Enclosed Air Over TEAO squirrel cage type and current protected The direct drive motors featu...

Page 20: ...ure LCWT to the user defined setpoint Factors that may cause the system s actual LCWT to fluctuate are changes in ambient temperature loop flow rate load and loop volume The control system reacts to s...

Page 21: ...nclosures and so on Please contact your local JCI representative for more information High Airflow Fans The chiller is equipped with con denser fans with airfoil type blades and high power mo tors pro...

Page 22: ...ption is useful for ice storage or process applications or for periods where higher chilled liquid temperatures are adequate for low loads Available alone or in combination with BAS Load Limit Buildin...

Page 23: ...ng must be supplied by the power wiring which must comply with local codes Vibration Isolation Elastomeric Isolation This option is recommended for normal installations It provides very good perfor ma...

Page 24: ...JOHNSON CONTROLS 24 FORM 201 28 NM1 1 ISSUE DATE 10 12 2017 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 25: ...r connec tions are securely capped Do not store where exposed to high ambient air temperatures that may exceed relief valve set tings Refer to Long Term Storage Requirement Field Preparation Form 50 2...

Page 26: ...hain or strap Slightly lift the front of the unit to remove some weight from the floor of the container Continue pulling the unit with an operator on each side to guide the lift truck operator 4 Pull...

Page 27: ...SECTION 3 RIGGING HANDLING AND STORAGE JOHNSON CONTROLS 27 FORM 201 28 NM1 1 ISSUE DATE 10 12 2017 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 28: ...60 143 227 272 mm 464 1533 3636 5761 6920 019 8 B Rigging Hole Location inches 18 60 137 215 302 mm 464 1533 3484 5455 7670 020 0 C Rigging Hole Location inches 18 60 131 214 mm 464 1518 3332 5430 02...

Page 29: ...nches 18 60 143 227 272 mm 464 1533 3636 5761 6920 019 8 B Rigging Hole Location inches 18 60 137 215 302 mm 464 1533 3484 5455 7670 020 0 C Rigging Hole Location inches 60 131 214 mm 1518 3332 5430 0...

Page 30: ...027 3 D Rigging Hole Location inches 12 73 121 181 264 324 mm 314 1845 3073 4601 6717 8217 027 5 E Rigging Hole Location inches 12 73 121 181 264 324 mm 314 1845 3073 4601 6717 8218 027 8 E Rigging H...

Page 31: ...0 027 3 D Rigging Hole Location inches 12 73 121 181 264 324 mm 314 1845 3073 4601 6717 8218 027 5 E Rigging Hole Location inches 12 73 121 181 264 324 mm 314 1845 3073 4601 6717 8218 027 8 E Rigging...

Page 32: ...254 306 391 mm 314 1845 4144 6443 7765 9942 034 3 E Rigging Hole Location inches 12 73 121 181 243 296 391 mm 314 1845 3073 4602 6170 7511 9942 034 5 E Rigging Hole Location inches 12 73 121 181 243 3...

Page 33: ...254 306 391 mm 314 1845 4144 6443 7765 9942 034 3 E Rigging Hole Location inches 12 73 121 181 243 296 391 mm 314 1845 3073 4602 6170 7511 9942 034 5 E Rigging Hole Location inches 12 73 121 181 243...

Page 34: ...90 435 478 545 mm 314 1845 4602 6039 7662 11059 12135 13835 047 5 J Rigging Hole Location inches 12 73 181 238 290 435 494 572 mm 314 1845 4602 6039 7358 11059 12546 14541 048 3 G Rigging Hole Locatio...

Page 35: ...12 73 181 238 290 435 478 545 mm 314 1845 4602 6039 7358 11059 12135 13835 047 5 J Rigging Hole Location inches 12 73 181 238 290 435 494 572 mm 314 1845 4602 6039 7358 11059 12546 14541 048 3 G Rigg...

Page 36: ...JOHNSON CONTROLS 36 SECTION 3 RIGGING HANDLING AND STORAGE FORM 201 28 NM1 1 ISSUE DATE 10 12 2017 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 37: ...m mended for rooftop locations Mounting holes 5 8 are provided in the base rails for bolting the unit to its foundation See Table 10 on Page 84 for location of the mounting holes Any ductwork or atten...

Page 38: ...M IN MM IN MM 015 3 B 26 663 36 914 132 3353 016 5 B 26 663 36 914 132 3353 017 8 C 26 663 36 914 156 3962 018 3 A 26 663 36 914 144 3658 019 5 A 26 663 36 914 144 3658 019 8 B 26 663 36 914 144 3658...

Page 39: ...prevent damage to the evaporator caused by the unit operating without adequate liquid flow The flow switch used must have gold plated contacts for low voltage current operation Paddle type flow switch...

Page 40: ...concentration Any debris left in the water piping between the strainer and evaporator could cause serious damage to the tubes in the evaporator and must be avoided Be sure the piping is clean before c...

Page 41: ...exchanger pressure drop reducing the flow rate and causing potential damage to the heat exchanger tubes Aerated brackish or salt water is not recommended for use in the water system s Johnson Controls...

Page 42: ...e the problem By using a mixture of chiller cooled water and returning process water the chilled water entering the process can be held at the desired temperature A tank can also be used to meet high...

Page 43: ...YVAA chillers selected for thermal storage operation can also be selected to ef ficiently provide chilled fluid at nominal cooling loads VARIABLE PRIMARY FLOW JohnsonControlsrecommendsamaximum10 perm...

Page 44: ...16 8 2 027 5 E 8 DN200 221 5 27 345 298 5 22 270 8 2 027 8 E 8 DN200 221 5 27 345 298 5 22 270 8 2 029 5 E 8 DN200 221 5 27 345 298 5 22 270 8 2 030 3 C 6 DN150 170 5 27 280 241 5 22 216 8 2 030 5 C 6...

Page 45: ...g The size of any piping attached to a relief valve must be of sufficient diameter so as not to cause resistance to the operation of the valve Unless otherwise specified by local regulations Internal...

Page 46: ...er Caulk power and control wiring conduit entering the power panel to assure moist air from the building cannot enter the panel POWER SUPPLY WIRING Units require only one 3 phase supply plus earth Con...

Page 47: ...current 5mA Gold contacts should be used Remote Run Stop ARemote Run Stop input is available for each systems These inputs require a dry contact to start and stop the system System 1 remote dry contac...

Page 48: ...um Circuit Breaker size varies on chillers based upon model and options ordered Consult YorkWorks or the chiller data plate for electrical data on a specific chiller Voltage Utilization Range RATED VO...

Page 49: ...SECTION 4 INSTALLATION JOHNSON CONTROLS 49 FORM 201 28 NM1 1 ISSUE DATE 1 31 2018 4 LD18589 Dual Point Wiring 2 Figure 15 DUAL POINT POWER WIRING...

Page 50: ...SIGNAL SYS No 1 RUN PERM SYS No 2 RUN PERM FLOW SWITCH SF PRINT PNT LEGEND TERMINAL BLOCK FOR CUSTOMER CONNECTIONS TERMINAL BLOCK FOR YORK CONNECTIONS WIRING AND COMPONENTS BY YORK OPTIONAL EQUIPMENT...

Page 51: ...SECTION 4 INSTALLATION JOHNSON CONTROLS 51 FORM 201 28 NM1 1 ISSUE DATE 10 12 2017 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 52: ...cmil 3 2 600 kcmil 400 50 2 2 600 kcmil 2 1 500 kcmil 3 2 600 kcmil 460 60 2 2 600 kcmil 2 1 500 kcmil 2 2 600 kcmil 575 60 2 2 600 kcmil 2 1 500 kcmil 2 2 600 kcmil 019 5 A 200 60 4 2 600 kcmil 230 6...

Page 53: ...00 kcmil 400 50 3 2 600 kcmil 3 3 0 400 kcmil 3 2 600 kcmil 460 60 2 2 600 kcmil 2 1 500 kcmil 3 2 600 kcmil 575 60 2 2 600 kcmil 2 1 500 kcmil 2 2 600 kcmil 019 5 A 200 60 4 1 0 700 kcmil 230 60 4 2...

Page 54: ...2 600 kcmil 400 50 3 2 600 kcmil 3 3 0 400 kcmil 3 2 600 kcmil 460 60 2 2 600 kcmil 2 1 500 kcmil 3 2 600 kcmil 575 60 2 2 600 kcmil 2 1 500 kcmil 2 2 600 kcmil 026 3 B 200 60 4 2 600 kcmil 230 60 4...

Page 55: ...3 0 400 kcmil 3 2 600 kcmil 460 60 3 2 600 kcmil 3 3 0 400 kcmil 3 2 600 kcmil 575 60 2 2 600 kcmil 2 1 500 kcmil 2 2 600 kcmil 026 3 B 200 60 4 1 0 700 kcmil 230 60 4 2 600 kcmil 4 4 0 500 kcmil 380...

Page 56: ...4 4 0 500 kcmil 4 2 600 kcmil 400 50 3 2 600 kcmil 4 4 0 500 kcmil 3 2 600 kcmil 460 60 3 2 600 kcmil 3 3 0 400 kcmil 3 2 600 kcmil 575 60 3 2 600 kcmil 3 3 0 400 kcmil 3 2 600 kcmil 031 8 E 200 60 2...

Page 57: ...0 50 4 2 600 kcmil 4 4 0 500 kcmil 4 2 600 kcmil 460 60 3 2 600 kcmil 4 4 0 500 kcmil 3 2 600 kcmil 575 60 3 2 600 kcmil 3 3 0 400 kcmil 3 2 600 kcmil 031 8 E 200 60 230 60 380 60 4 2 600 kcmil 4 4 0...

Page 58: ...3 3 0 400 kcmil 3 3 0 400 kcmil 400 50 3 2 600 kcmil 3 3 0 400 kcmil 3 3 0 400 kcmil 460 60 2 2 600 kcmil 2 1 500 kcmil 2 1 500 kcmil 575 60 2 2 600 kcmil 2 1 500 kcmil 2 1 500 kcmil 041 3 H 200 60 23...

Page 59: ...3 2 600 kcmil 3 3 0 400 kcmil 3 3 0 400 kcmil 460 60 2 2 600 kcmil 3 3 0 400 kcmil 3 3 0 400 kcmil 575 60 2 2 600 kcmil 2 1 500 kcmil 2 1 500 kcmil 041 3 H 200 60 230 60 380 60 3 2 600 kcmil 3 3 0 400...

Page 60: ...kcmil 2 1 500 kcmil 575 60 2 2 600 kcmil 2 1 500 kcmil 2 1 500 kcmil 49 0 K 200 60 230 60 380 60 3 2 600 kcmil 3 3 0 400 kcmil 3 3 0 400 kcmil 400 50 3 2 600 kcmil 3 3 0 400 kcmil 3 3 0 400 kcmil 460...

Page 61: ...ASE LUG WIRE RANGE WIRES PER PHASE LUG WIRE RANGE WIRES PER PHASE LUG WIRE RANGE FRAME COND EVAP DUAL POINT WIRING 048 3 G 200 60 230 60 380 60 3 2 600 kcmil 3 3 0 400 kcmil 3 3 0 400 kcmil 400 50 3 2...

Page 62: ...JOHNSON CONTROLS 62 SECTION 4 INSTALLATION FORM 201 28 NM1 1 ISSUE DATE 10 12 2017 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 63: ...4 5 6 7 8 9 10 11 12 13 14 15 T N A R E G I R F E R L E V E L E G A T L O V N O I T A R U G I F N O C E Z I S E M A R F E P Y T T C U D O R P E S A B Y York Condenser code 1 7 200 3 60 Development Lev...

Page 64: ...3 9 3 2 4 2 0 9 2 7 7 2 6 2 1 9 7 8 0 2 7 2 2 10 4 8 5 2 6 2 6 10 0 10 0 2 5 2 5 9 3 9 3 2 8 2 8 10 5 10 5 2 9 2 9 10 8 10 8 Minimum Load 10 Chassis Dimensions Length inches mm 203 3 5163 247 2 6280 2...

Page 65: ...mm 94 6 2403 94 6 2403 94 6 2403 94 6 2403 94 6 2403 94 6 2403 94 6 2403 94 6 2403 94 6 2403 94 6 2403 COMPRESSORS SEMI HERMETIC SCREW Qty per Chiller 2 CONDENSER FANS Number Ckt 1 Ckt 2 7 5 8 6 8 8...

Page 66: ...mum Load 10 Chassis Dimensions Length inches mm 423 1 10748 423 1 10748 467 1 11865 379 2 9631 423 1 10748 423 1 10748 467 1 11865 511 12979 467 1 11864 Chassis Dimensions Width inches mm 88 3 2242 88...

Page 67: ...inches mm 94 7 2405 94 7 2405 94 7 2405 94 7 2405 94 7 2405 94 7 2405 94 7 2405 94 7 2405 94 6 2403 94 7 2405 94 7 2405 COMPRESSORS SEMI HERMETIC SCREW Qty per Chiller 2 CONDENSER FANS Number Ckt 1 C...

Page 68: ...0 11 4 Minimum Load 10 Chassis Dimensions Length inches mm 203 3 5163 247 6274 226 5740 291 2 7397 291 2 7397 335 2 8514 291 2 7397 335 2 8514 379 2 9631 Chassis Dimensions Width inches mm 88 3 2242...

Page 69: ...2403 94 6 2403 94 7 2405 94 7 2405 94 7 2405 94 7 2405 94 6 2403 94 7 2405 94 7 2405 COMPRESSORS SEMI HERMETIC SCREW Qty per Chiller 2 CONDENSER FANS Number Ckt 1 Ckt 2 8 8 9 9 9 9 13 7 12 8 12 12 13...

Page 70: ...190 138 18 3 19 8 503 17 7 450 56 8 1443 6 48 182 400 25 1230 77 19 5 19 8 503 61 5 1562 56 7 1440 6 48 182 400 25 1230 77 19 8 21 533 117 3 2979 56 1 1425 8 58 220 500 32 1970 124 20 0 20 8 528 1 7 4...

Page 71: ...190 138 26 3 21 533 117 1 2974 56 1 1425 8 58 220 500 32 1970 124 27 0 21 533 16 8 427 51 9 1318 8 82 310 590 37 2190 138 27 3 21 533 42 9 1090 70 1778 8 82 310 590 37 2190 138 27 5 22 5 572 44 7 1135...

Page 72: ...8 810 51 3200 202 33 3 21 533 166 9 4239 70 1778 8 71 269 590 37 2190 138 34 3 22 5 572 132 6 3368 71 8 1824 10 113 428 810 51 3200 202 34 5 22 5 572 176 21 4476 71 8 1824 10 113 428 810 51 3200 202 3...

Page 73: ...556 1090 69 3420 215 44 3 22 3 566 287 1 7292 94 2 2393 10 96 363 840 53 3320 209 47 5 23 3 592 308 4 7833 71 5 1816 10 147 556 1090 69 3420 215 48 3 22 3 566 331 2 8412 94 2 2393 10 96 363 840 53 332...

Page 74: ...13 790 50 19 5 14 1 358 11 4 290 61 5 1562 6 56 7 1440 48 182 200 13 790 50 19 8 15 3 389 11 4 290 117 3 2979 6 56 1 1425 58 220 250 16 980 62 20 0 15 1 384 11 4 290 1 7 43 6 38 1 968 71 269 300 19 11...

Page 75: ...16 980 62 27 0 15 3 388 11 4 290 16 8 427 6 51 9 1318 82 310 300 19 1170 74 27 3 15 3 389 11 4 290 42 9 1090 6 70 1778 82 310 300 19 1170 74 27 5 15 5 394 14 356 44 3 1125 8 71 8 1824 113 428 410 26 1...

Page 76: ...15 3 389 11 4 290 166 9 4239 6 83 4 2118 71 269 300 19 1170 74 34 3 15 5 394 14 356 132 2 3358 8 83 4 2118 113 428 410 26 1600 101 34 5 15 5 394 14 356 176 2 4475 8 83 4 2118 113 428 410 26 1600 101 3...

Page 77: ...1 13 330 287 1 7292 282 5 7177 8 94 2 2393 89 7 2278 96 363 420 26 1660 105 47 5 16 3 414 14 356 308 4 7833 8 71 5 1816 147 556 550 35 2160 136 48 3 15 8 401 13 330 331 2 8412 326 6 8296 8 94 2 2393 8...

Page 78: ...0 33 19 5 14 1 358 25 5 648 61 5 1562 56 7 1440 5 48 182 130 8 520 33 19 8 15 3 389 26 7 678 117 3 2979 56 1 1425 5 58 220 170 11 650 41 20 0 15 1 384 26 53 674 1 7 43 38 1 968 6 71 269 200 13 780 49...

Page 79: ...0 49 26 3 15 3 389 26 7 678 117 1 2974 56 1 1425 5 58 220 170 11 650 41 27 0 15 3 388 26 7 678 16 8 427 51 9 1318 6 82 310 200 13 780 49 27 3 15 3 389 26 7 678 42 9 1090 70 1778 6 82 310 200 13 780 49...

Page 80: ...3 15 3 389 26 7 678 166 9 4239 70 1778 6 71 269 200 13 780 49 34 3 15 5 394 29 5 749 132 6 3368 71 8 1824 6 113 428 270 17 1060 67 34 5 15 5 394 29 5 749 176 2 4475 71 8 1824 6 113 428 270 17 1060 67...

Page 81: ...1 44 3 15 8 401 28 8 732 287 1 7292 94 2 2393 6 94 356 280 18 1100 69 47 5 16 3 414 30 3 770 308 4 7833 71 5 1816 8 147 556 370 23 1440 91 48 3 15 8 401 28 8 732 331 2 8412 94 2 2393 6 94 356 280 18 1...

Page 82: ...VAA DIMENSIONS A PIPE WATER OUTLET A PIPE WATER INLET C B POWER ENTRY 10 254 mm WIDE X 13 330 mm HIGH VIEW B B VIEW A A CONTROL ENTRY 3 0 76 mm WIDE X 11 5 292 mm HIGH LD16178 VSD CONTROL PANEL 88 3 2...

Page 83: ...SECTION 5 TECHNICAL DATA JOHNSON CONTROLS 83 FORM 201 28 NM1 1 ISSUE DATE 10 12 2017 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 84: ...43 118 3000 157 3985 209 5299 308 7823 Isolator Y Dimension 1 34 020 0 C Isolator X Dimension 10 263 76 1943 118 3000 157 3985 209 5299 281 7136 Isolator Y Dimension 1 34 021 3 A Isolator X Dimension...

Page 85: ...sion 87 2206 020 0 C Isolator X Dimension 10 263 76 1943 118 3000 157 3985 209 5299 281 7136 Isolator Y Dimension 87 2206 021 3 A Isolator X Dimension 10 263 81 2057 149 3779 187 4756 251 6368 Isolato...

Page 86: ...187 4748 245 6232 339 8608 Isolator Y Dimension 1 34 030 5 C Isolator X Dimension 10 260 81 2057 144 3663 187 4755 277 7047 383 9726 Isolator Y Dimension 1 34 030 8 E Isolator X Dimension 10 260 81 20...

Page 87: ...5 C Isolator X Dimension 10 260 81 2057 144 3663 187 4755 277 7047 383 9726 Isolator Y Dimension 87 2206 030 8 E Isolator X Dimension 10 260 81 2054 161 4081 201 5102 298 7579 383 9723 Isolator Y Dim...

Page 88: ...J Isolator X Dimension 10 260 81 2054 145 3677 205 5216 284 7215 427 10839 505 12817 562 14262 Isolator Y Dimension 1 34 044 3 G Isolator X Dimension 10 263 81 2057 154 3907 206 5219 284 7218 427 1084...

Page 89: ...J Isolator X Dimension 10 260 81 2054 145 3677 205 5216 284 7215 427 10839 505 12817 562 14262 Isolator Y Dimension 87 2206 044 3 G Isolator X Dimension 10 263 81 2057 154 3907 206 5219 284 7218 427...

Page 90: ...nes match the equipment mounting holes The VMC group recommends that the isolator base A be installed on a level surface Shim or grout as required leveling all isolator bases to the same elevation 0 0...

Page 91: ...A INCHES L W HF AL AD BT CD DW RD1 WR 3 13 1 75 1 25 2 38 0 34 0 19 5 16 18 UNC X 3 4 1 25 RD2 WR 3 88 2 38 1 75 3 00 0 34 0 22 3 8 16 UNC X 1 1 75 RD3 WR 5 50 3 38 2 88 4 13 0 56 0 25 1 2 13 UNC X 1...

Page 92: ...isolator base B be in stalled on a level surface Shim or grout as re quired leveling all isolator bases to the same elevation 0 25 inch maximum difference can be tolerated 3 Bolt or anchor all isolat...

Page 93: ...002 CP 1D 900 DARK GREEN 435 thru 765 198 thru 347 029 25334 003 CP 1D 1200 GRAY 766 thru 1020 348 thru 463 029 25334 004 CP 1D 1360 WHITE 1021 thru 1156 464 thru 524 029 25334 005 CP 1D 1785N GRAY R...

Page 94: ...nd the housing These shims must be in place when the equipment is positioned over the isola tors 5 With all shims E in place position equipment on top of plate A of isolator 6 Bolt equipment securely...

Page 95: ...s 3 All springs are designed for 50 overload capacity with exception of the 029 25336 013 and 029 25336 014 4 Consult JCI for concrete installation Y2RSI xx xxx MODEL NUMBER WEIGHT RANGE LBS WEIGHT RA...

Page 96: ...JOHNSON CONTROLS 96 FORM 201 28 NM1 1 ISSUE DATE 10 12 2017 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 97: ...Stable conditions are defined as operation without fan cycling economizer cycling VI solenoid cycling or any other system transient conditions Ideal refrigerant charge will be reached when the refrige...

Page 98: ...mits given in SECTION 5 TECHNICAL DATA Operation outside of these limits is undesirable and could cause damage If main power must be switched OFF for maintenance or shutdown precautions must be taken...

Page 99: ...s occur the control system will immediately take appropriate action and display the nature of the fault Oil Pressure When a compressor starts press the relevant System Pressures key and verify that oi...

Page 100: ...ss Johnson Con trols recommends the water in the chilled water cir cuit be replaced with an appropriate water to glycol concentration Unit Maintenance and Shutdown in Sub freezing Conditions If the YV...

Page 101: ...utilizes an overlay to convert the keypad to various languages LD10605 UNIT SWITCH KEYPAD DISPLAY Figure 18 KEYBOARD AND DISPLAY The keypad also contains keys in the center section for data entry in...

Page 102: ...inal value when the X CANCEL key is pressed When the data entry mode is exited the cursor will disappear If any other key is pressed while in the Data Entry Mode the following display will appear for...

Page 103: ...tch Control A chilled liquid flow switch of suitable type MUST be connected between Terminals 2 and 13 of 1TB to provide protection against loss of liquid flow which will cause evaporator freeze up if...

Page 104: ...and setpoints during power outages Refer Figure 19 on page 105 to locate the follow ing ports of the 03478 microboard Power Supplies and LEDs The 03478 has LEDs to indicate various states of op eratio...

Page 105: ...D 11 Port 2 RX2 TX2 16 Port 1 Native BAS 2 TP2 3 3V 7 Status LED 12 PORT 2 RS 232 Printer or Modbus 17 TP1 GND 3 SD Card 8 Power LED 13 VSD RX VSD TX 18 TP4 12V 4 JP4 JP5 JP6 Remote Setpoint Jumpers 9...

Page 106: ...ress number entered is multiplied by 100 set as required by network 2 DE Modifier Offset number entered is added to DE Modifier Address as required by network see 8 3 P1 Protocol set to BACNET Default...

Page 107: ...ed by the Modbus network 7 P2 Parity Set to NONE or as required by Modbus network 8 P2 Stop Bits Set to 1 9 P2 Hw Select Bit Set to RS 485 or RS 232 as required by Modbus network Cycle power to the Mi...

Page 108: ...9600 or 19200 N A P1 PARITY NONE N A NONE N A P1 STOP BITS 1 N A 1 N A P2 PROTOCOL N A MODBUS SVR N A N A P2 MANUAL MAC ADDRESS N A 0 127 1 N A N A P2 BAUD RATE N A 19 200 2 N A N A P2 PARITY N A NON...

Page 109: ...2 network connection The BACnet Name is a 12 character or shorter name used to identify the data in BACnet The AI AV BI and BV columns are indexes used to select the data The AI AV BI and BV number as...

Page 110: ...k the chiller will transmit either operational data or history buffer data depending on the History Buffer Request ENG PAGE 10 found in Table 13 on page 111 Data must be transmitted for every page If...

Page 111: ...F 13 F C Ambient Air Temperatur S S e 18 S1_EDT_TEMP AI10 523 03 04 x10 ADF 14 F C Sys 1 Eductor O S e r u t a r e p m e T 19 S2_EDT_TEMP AI11 524 03 04 x10 ADF 15 F C Sys 2 Eductor O S e r u t a r e...

Page 112: ...e n n a h c o r c i M g n i l o o c b u S 1 s y S 56 S1_EVAP_LL AI48 561 03 04 x10 ADF 52 Sys 1 Evaporator Liquid Level Round Tube S S 57 S2_SUBCOOL AI49 562 03 04 x10 ADF 53 F diff C diff O O l e n...

Page 113: ...LOCAL_REMOTE BI12 1293 01 02 03 N A BD16 0 1 0 1 Local Remote Control Mode 0 Local 1 Remote S S 96 DISP_UNITS BI13 1294 01 02 03 N A BD17 0 1 0 1 Display Un S S I S 1 l a i r e p m I 0 s t i 97 S1_LOC...

Page 114: ...Low Differential Oil Pressure Low Suction Pressure Free Cooling ISN BAS Motor Current Limiting Remote Motor Current Limiting System Not Running System Running Remote Sound Limiting Pulldown Motor Cur...

Page 115: ...S S S P23 P24 AV18 YT2_ S01_ P24 nvoYTS01p024 SNVT_count_f 51 ADF 18 0018 X 10 F C Sys 1 Highest Motor Temp S S S S S P24 P25 AV19 YT2_ S01_ P25 nvoYTS01p025 SNVT_count_f 51 ADF 19 0019 X 10 F C Sys...

Page 116: ...X 1 Sys 1 Economizer Valve Open S S S S S P68 P69 AV33 YT2_ S01_ P69 nvoYTS01p069 SNVT_count_f 51 ADF 33 0043 X 1 Sys 2 Economizer Valve Open S S S S S P69 P70 AV34 YT2_ S01_ P70 nvoYTS01p070 SNVT_cou...

Page 117: ...charge Pressure Limiting 17 Motor Current Overload Hardware 80 Suction Pressure Limiting 18 CT Plug Fault 81 Motor Current Limiting 19 Reserved 19 82 Reserved 82 20 Reserved 20 83 ISN Motor Current Li...

Page 118: ...he update an error mes sage will be displayed where XX is the Error Code See Table 16 on Page 118 for error code definitions 9 After the update is completed and the controller reboots the keypad and d...

Page 119: ...Ar row key to advance to the DATA LOG TO FLASH CARD selection Next press the Right Arrow key to select ON then press the ENTER key to start the Data Log A 2GB SD card will hold about 8 months worth o...

Page 120: ...temperature is causing a fault condition A sample display is shown below UNIT YYYYYYYY HIGH AMBIENT TEMP The unit will also be inhibited from starting any time the temperature is above 53 9 C 129 F L...

Page 121: ...displayed to the operator when the STATUS key is pressed In some cases a control panel fault will occur after a VSD fault possibly during system shutdown or at some later time This is known as an ALL...

Page 122: ...ystem a transient timer is set at 30 seconds and a linearly ramped cutout is set start ing at 10 of the programmed cutout If over the next 30 seconds the suction pressure does not stay above the rampe...

Page 123: ...ischarge Temperature rises above 121 C 250 F Asystem will also be inhibited from starting if the discharge temperature is above 93 C 200 F The Status display fault message for this safety is shown bel...

Page 124: ...vent loading of the compressors Suction pres sure limit unloading will not occur until the system run time reaches 5 minutes of operation to allow the sys tem to stabilize Table 20 SUCTION PRESSURE LO...

Page 125: ...system if the UNIT switch is OFF which electrically removes the 115VAC to all systems The safety is only used to indicate a situation where a single system is missing the 115VAC The safety will not ca...

Page 126: ...JOHNSON CONTROLS 126 FORM 201 28 NM1 1 ISSUE DATE 10 12 2017 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 127: ...and time will be displayed for 2 seconds followed by the appropriate general status message C 2004 YORK INTERNATIONAL CORPORATION C XXX XX XX 18 SEPT 2010 12 45 AM Unit status messages occupy 2 lines...

Page 128: ...This message indicates the system is not running be cause the chilled liquid is below the setpoint or the micro has not loaded the lead system far enough into the loading sequence to bring the lag sys...

Page 129: ...E TEMP LIMITING The VSD Baseplate Temp Limiting message indicates the VSD Baseplate temp is high and load limit or un loading is in effect SYS X VSD INTERNAL AMBIENT TEMP LIMITING The VSD Internal Amb...

Page 130: ...SEC UNLOAD TIMER XXX SEC The next key press displays the error in temperature between the actual leaving chilled liquid temperature and the setpoint temperature The display also shows the rate of cha...

Page 131: ...r is providing re mote control The chiller is in remote mode ISN YorkTalk via ISN The chiller in remote mode CURR Remote Current Limiting is enabled TEMP Remote Temperature Reset is enabled SOUND Remo...

Page 132: ...plays all of the measured system pressures oil and dis charge SYS 1 PRESSURES OIL XXXX PSIG DISCHARGE XXXX PSIG The second key press of the SYSTEM DATA key or the DOWN ARROW key displays system sucti...

Page 133: ...the dis play will indicate fan speed signal control voltage to the VSD and the fan speed 0 to 100 SYS 1 CONDENSER FANS ON X VSD FAN SPEED XX X V XXX The next key press will indicate the state of the...

Page 134: ...PSIG 27 6 barg Flash Tank Level Switch Low High Condenser Liquid Temp Thermistor 4 1 F 20 06 C 155 6 F 68 67 C Leaving Chilled Liquid Temp Thermistor 19 1 F 28 49 C 110 2 F 43 44 C Return Chilled Liqu...

Page 135: ...t limit values set locally on the panel under the PROGRAM key re motely by an ISN and remotely by the Current Limit input Any current limits that are inactive will display XXX instead of a numeric val...

Page 136: ...AA0263 YVAA0943 338 338 338 338 283 283 YVAA0273 YVAA0963 338 338 338 338 283 283 YVAA0275 YVAA0965 338 338 338 338 283 283 YVAA0278 YVAA0988 334 334 317 317 276 276 YVAA0295 YVAA1015 412 334 412 317...

Page 137: ...PERATING HOURS START COUNTER KEY Compressor operating hours and compressor starts are displayed with a single key press The maximum value for both hours and starts is 99 999 at which point they will r...

Page 138: ...e following screen will be displayed NORM HIST XX 18 JUN 2004 10 34 58 AM YYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY XX is the normal shutdown number The display will provide date and time of the shutdown...

Page 139: ...ng Hours Starts Setpoints Options and Program Values at the time of the fault Status Fault Type SYS X COMPRESSOR RUNNING SYS X YYYYYYYY HIGH DIFF OIL PRESSURE This message indicates the type of system...

Page 140: ...indicates that sound limiting was in ef fect the amount and whether it was local or remotely limited VSD Data VSD Actual and Command Frequency VSD FREQUENCY ACTUAL XXX X HZ COMMAND XXX X HZ This messa...

Page 141: ...emperatures at the time of the fault SYS 1 DISCHARGE TEMP XXX X F SUPERHEAT XXX X SAT TEMP XXX X F This message displays the system discharge discharge superheat and saturated discharge temperatures a...

Page 142: ...F This message displays the programmed Control Range at the time of the fault Remote Setpoint and Range SETPOINTS REMOTE SETPOINT XXX X F REMOTE CONTROL RANGE X X F This message displays the remote s...

Page 143: ...t and if active the type of reset signal selected If the option is not factory enabled the option will not appear Program Values Suction Pressure Cutout PROGRAM SUCTION PRESSURE CUTOUT XXX X PSIG This...

Page 144: ...ductor Differential Temperature PROGRAM DEF XXXXX LO XXXXX HI XXXXX EDUCTOR DIFFERENTIAL XXX F This message indicates the programmed eductor dif ferential temperature at the time of the fault Eductor...

Page 145: ...XXXX LOCAL CONTROL RANGE X X F Pressing the SETPOINTS key or the ARROW key a third time will display the remote setpoint and cool ing range This display automatically updates about every 2 seconds Thi...

Page 146: ...40 0 F 60 0 F 44 0 F 4 4 C 15 6 C 6 7 C Glycol Cooling 15 0 F 70 0 F 44 0 F 9 4 C 15 6 C 6 7 C Leaving Chilled Liquid Control Range 1 5 F 2 5 F 2 0 F 0 8 C 1 4 C 1 1 C Max Remote Temperature Reset 2 F...

Page 147: ...ndicating the user is in the pro gram mode PROGRAM MODE XXXX PRESS ENTER KEY TO CONTINUE Pressing the ENTER key again will display the first programmable selection Suction Pressure Cutout PROGRAM DEF...

Page 148: ...me is programmable This allows the microprocessor to limit a system on pulldown limiting for a defined period of time for the purpose of peak time energy savings The pulldown limit point is programmab...

Page 149: ...ducing speed An unload temperature of 115 5 C 240 0 F is recommended to assure the system does provides maximum capacity Default Values A listing of the low limits high limits and default values for e...

Page 150: ...guage can be selected for English Ital ian Polish Hungarian German French Portuguese and Spanish OPTIONS DISPLAY LANGUAGE XXXXXXXXXXXXXXXXXX The default language will be English Chilled Liquid Cooling...

Page 151: ...r is not able to run when the mi croprocessor attempts a start the microprocessor will select another compressor in an effort to control chilled liquid temperature Manual lead lag allows selecting a s...

Page 152: ...e made for DISABLED no signal 0 to 10VDC 2 to 10VDC 0 to 20ma and 4 to 20ma OPTIONS REMOTE SOUND LIMIT INPUT DISABLED OPTIONS REMOTE SOUND LIMIT INPUT 0 0 TO 10 0 VOLTS DC OPTIONS REMOTE SOUND LIMIT I...

Page 153: ...ing the or Arrow keys allows scrolling to the next programmed item Pressing the DOWN ARROW key scrolls to the next item that can be pro grammed and the UP ARROW key scrolls to the previous item The da...

Page 154: ...15 33 AM TIME FORMAT XXXXXXX The time format may be displayed in either a 12 hour or 24 hour format Selection can be changed by press ing the or ARROW keys The ENTER key must be pressed to store the...

Page 155: ...en pressed and an will appear in the space signifying that day as a holiday The Holiday schedule must be programmed weekly If there is no holiday the key is also used to delete the The ENTER key is us...

Page 156: ...being ignored and the chiller will start when chilled liquid temperature allows Remote Contacts UNIT switch and SYSTEM switches permitting This is a priority message and cannot be overridden by anti...

Page 157: ...by selecting the CANCEL PRINTING option The following message is displayed when the PRINT key is pressed PRINT CHOOSE PRINT REPORT XXXXXXXXXXXXXXXXXXXXX After pressing the PRINT key the printout type...

Page 158: ...100 FLA PULLDOWN CURRENT LIMIT 100 FLA PULLDOWN LIMIT TIME 0 MIN SUBCOOLING SETPOINT 12 0 DEGF UNIT ID NUMBER 0 SOUND LIMIT SETPOINT 100 if Sound Limiting enabled UNIT DATA LEAVING LIQUID TEMP 49 0 DE...

Page 159: ...M FRI START 00 00AM STOP 00 00AM SAT START 00 00AM STOP 00 00AM HOL START 00 00AM STOP 00 00AM SOUND LIMIT SCHEDULE if enabled MON START 00 00AM STOP 00 00AM TUE START 00 00AM STOP 00 00AM WED START 0...

Page 160: ...it s ON OFF reset switch status The ARROW keys allow scrolling to the next and previous system switch System 1 and 2 SYSTEM SWITCHES SYS 2 ON OFF RESET XXXXXXXXXXXXXX The LEFT ARROW or RIGHT ARROW ke...

Page 161: ...e keypad and ensure no fault messages are displayed Refrigerant Leaks Visually check the heat exchangers compressors and pipework for damage and gas leaks SECTION 9 MAINTENANCE Operating Conditions Re...

Page 162: ...urpose 4 Connect the recovery unit to a recovery cylinder sitting on an accurate scale Turn the recovery unit ON and observe the liquid refrigerant flow ing from the line into the cylinder The flow of...

Page 163: ...hard surface such as a hose nozzle or metal vacuum nozzle or any other tool Microchannel coils tend to accumulate more dirt on the surface but less dirt inside the coils which makes them easier to cl...

Page 164: ...ation X Check for dirt in the Panel Check Door Gasket sealing integrity X Leak check the Chiller X Sample Compressor Oil check for Acid and replace if necessary X Disconnect Power Source and Lock Out...

Page 165: ...k the panel against the thermometer reading of ambient temperature CHILLER FAULT HIGH AMBIENT TEMPERATURE Ambient Temperature is above the maximum operating limit Check outside air temperature Ambient...

Page 166: ...discharge pressure Check subcooling High Superheat Drain Feed Valves NOT controlling Isolate cause Motor Sensor reading incorrectly Program panel to ignore a single sensor Economizer Solenoid energize...

Page 167: ...ct Normal response Excess charge in system adjust charge Condenser coils dirty Clean condenser Fans NOT operating Check fans VSD FAULT HIGH BASEPLATE TEMPERATURE Coolant level low Add coolant Glycol P...

Page 168: ...00 157 7 430 187 4 45 45 1 175 118 4 305 159 0 435 188 4 50 49 5 180 120 3 310 160 3 440 189 4 55 53 7 185 122 2 315 161 6 445 190 3 60 57 7 190 124 0 320 162 9 450 191 3 65 61 5 195 125 8 325 164 1 4...

Page 169: ...6 12 63 82 96 67 158 301 01 68 10 93 8 13 85 84 100 20 160 308 72 66 10 68 10 15 11 86 103 82 162 316 58 64 10 41 12 16 41 88 107 51 164 324 58 62 10 13 14 17 76 90 111 30 166 332 74 60 9 83 16 19 14...

Page 170: ...6 3 05 22 7 5 2 1 74 42 1 5 6 2 40 62 5 16 9 3 07 23 3 4 8 1 76 42 7 5 9 2 42 63 2 17 3 3 09 23 9 4 5 1 78 43 3 6 3 2 44 63 8 17 7 3 11 24 5 4 2 1 80 43 9 6 6 2 46 64 5 18 1 3 13 25 0 3 9 1 82 44 4 6...

Page 171: ...17 2 41 110 9 43 8 3 72 20 0 6 7 1 12 63 5 17 5 2 44 112 3 44 6 3 75 21 2 6 1 15 64 4 18 2 47 113 8 45 4 3 78 22 3 5 4 1 18 65 3 18 5 2 50 115 2 46 2 3 81 23 4 4 8 1 21 66 3 19 1 2 52 116 7 47 1 3 84...

Page 172: ...RE AND DISCHARGE PRESSURE TRANSDUCER 400 PSIG PRESSURE VOLTAGE PRESSURE VOLTAGE 0 0 50 0 0 50 5 0 66 25 0 75 10 0 82 50 1 00 15 0 98 75 1 25 20 1 14 100 1 50 25 1 30 125 1 75 30 1 46 150 2 00 35 1 62...

Page 173: ...8 250 95 35 6 531 2 70 6 354 6 707 104 40 5 326 3 00 5 166 5 485 113 45 4 368 3 25 4 226 4 510 122 50 3 602 3 50 3 476 3 728 131 55 2 986 3 75 2 874 3 098 140 60 2 488 4 00 2 389 2 588 149 65 2 083 4...

Page 174: ...JOHNSON CONTROLS 174 FORM 201 28 NM1 1 ISSUE DATE 1 31 2018 THIS PAGE INTENTIONALLY LEFT BLANK...

Page 175: ...oned above Isolate the unit heat exchanger from the external wa ter systems and drain the heat exchanger section of the system If no isolation valves are installed it may be necessary to drain the com...

Page 176: ...er 0 7457 Kilowatts kW Flow Rate Gallons Minute gpm 0 0631 Liters Second l s Length Feet ft 0 3048 Meters m Inches in 25 4 Millimeters mm Weight Pounds lbs 0 4536 Kilograms kg Velocity Feet Second fps...

Page 177: ...JOHNSON CONTROLS 177 FORM 201 28 NM1 1 ISSUE DATE 1 31 2018 NOTES...

Page 178: ...nia USA 17349 800 861 1001 Subject to change without notice Printed in USA Copyright by Johnson Controls 2018 ALL RIGHTS RESERVED Form 201 28 NM1 1 118 Issue Date January 31 2018 Supersedes 201 28 NM1...

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