Johnson Controls YORK YMC2 Installation Manual Download Page 22 | Manualshive

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JOHNSON CONTROLS

22

FORM 160.78-N1

ISSUE DATE: 5/30/2012

SECTION 2 - INSTALLATION

FIGURE 9 -

FAA UNIT INSULATION

LD03827a

Bold lines and shaded components

represent insulation.

HOT GAS

LINE

SIGHT GLASS

CONDENSER

EVAPORATOR

EVAPORATOR

CONDENSER

LIQUID

LINE

HOT GAS

CONNECTION

Tape Insulation

around flanges to

allow for removal.

SIGHT GLASS

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Summary of Contents for YORK YMC2

Page 1: ...LD14000 YMC2 MODEL A WITH OPTIVIEW CONTROL CENTER CENTRIFUGAL LIQUID CHILLERS INSTALLATION Supersedes 160 78 N1 611 Form 160 78 N1 512 R 134a Issue Date May 30 2012...

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: ...s the technician should verify whether the equipment has been modified and if current litera ture is available from the owner of the equipment prior to performing any work on the chiller CHANGE BARS R...

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

Page 5: ...rene Isolator Pads 14 Install Optional Spring Isolators 17 Make Connections 19 Piping Connections 19 Refrigerant Relief Piping 21 Unit Piping 21 Control Wiring 21 Power Wiring 21 Supplied Variable Spe...

Page 6: ...Pass Nozzle Arrangements 28 FIGURE 18 Condensers Compact Water Boxes 2 Pass Nozzle Arrangements 28 FIGURE 19 Condensers 150 Psi Compact Water Boxes 29 FIGURE 20 Evaporators Marine Water Boxes 1 Pass...

Page 7: ...cal to enlarge access openings to accommodate the factory assembled unit Chillers that are shipped dismantled MUST be field assembled under the supervision of a Johnson Controls representative but oth...

Page 8: ...1 or 2 below use the YMC2 Unit Re assembly Manual Form 160 78 N2 in conjunction with this installation manual This manual is furnished with all units that are to be field assembled The services of a J...

Page 9: ...y 2 The evaporator condenser shell assembly 3 The Variable Speed Drive VSD 4 Miscellaneous shipped loose items Refrigerant charges are shipped separately Arrangements with the local service office mus...

Page 10: ...parated at the tube sheets and prepared for shipping separately but not skidded All conduit is left on the shells Refrigerant lines between shells are flanged and capped requiring no welding All openi...

Page 11: ...ssembly is mounted with all necessary interconnecting pip ing assembled The complete unit is factory leak tested evacuat ed and shipped charged with R 134A refrigerant The Motor Terminal Box adapter r...

Page 12: ...ion isolation pads or optional spring isolators and brackets Other shipped loose items including piping wa ter temperature controls wiring etc VSD Inhibitor INSPECTION DAMAGE SHORTAGE The unit shipmen...

Page 13: ...s When optional skids are used it may be necessary to remove the skids so riggers skates can be used under the unit end sheets to reduce overall height Each unit has four lifting holes two in each end...

Page 14: ...ping skids are used remove them before lowering the chiller to its mounting position At this point units shipped dismantled should be assembled under the supervi sion of a Johnson Controls representat...

Page 15: ...2 2 UNIT WEIGHT 15 001 29 000 Lbs 6 805 13 154 Kgs LD12641 UNIT WEIGHT UP TO 5 500 Lbs 2 494 Kgs LD12638 UNIT WEIGHT 5 501 8 000 Lbs 2 495 3 628 Kgs LD12639 UNIT WEIGHT 8 001 15 000 Lbs 3 629 6 804 Kg...

Page 16: ...5 30 2012 Section 2 Installation A B C D E D D D LD12642 Figure 4 NEOPRENE ISOLATORS OPERATING UNIT WEIGHT DIM A DIM B DIM C DIM D DIM E 15 001 29 000 Lbs 6 805 13 154 Kgs 62 1575 31 787 31 787 10 254...

Page 17: ...he unit can be lowered onto the floor Level The Unit The longitudinal alignment of the unit should be checked by placing a level on the top center of the evaporator shell under the compressor motor as...

Page 18: ...2012 Section 2 Installation A B C D E F F Figure 6 SPRING ISOLATORS OPERATING UNIT WEIGHT DIM A DIM B DIM C DIM D DIM E DIM F Up to 35 000 Lbs 15 880 Kgs 62 1575 31 787 31 787 6 152 6 7 8 175 5 1 2 1...

Page 19: ...lve should be the type to open on increasing drive coolant temperature fail closed and set for a temperature above dewpoint It can be requested as factory supplied on a chiller order by special quotat...

Page 20: ...s to protect the chiller as well as the pumps tower spray noz zles chilled water coils and controls etc The strainer must be installed in the entering chilled water and con denser liquid line directly...

Page 21: ...rpose of quickly relieving excess pressure of the re frigerant charge to the atmosphere as a safety precau tion in case of an emergency such as fire Refrigerant relief vent piping by others from the r...

Page 22: ...Installation Figure 9 FAA UNIT INSULATION LD03827a Bold lines and shaded components represent insulation HOT GAS LINE SIGHT GLASS CONDENSER EVAPORATOR EVAPORATOR CONDENSER LIQUID LINE HOT GAS CONNECTI...

Page 23: ...5 30 2012 2 Figure 10 FAB UNIT INSULATION LD03827b Bold lines and shaded components represent insulation HOT GAS LINE SIGHT GLASS CONDENSER EVAPORATOR EVAPORATOR CONDENSER LIQUID LINE HOT GAS CONNECTI...

Page 24: ...r the tube maintenance Units are furnished factory anti sweat insulated on or der at additional cost This includes all low tempera ture surfaces except the two 2 cooler liquid heads INSTALLATION CHECK...

Page 25: ...oximate Certified dimensions are available on request 2 Standard water nozzles are Schedule 40 pipe size furnished as welding stub outs with ANSI AWWA C 606 grooves allowing the option of welding flan...

Page 26: ...5 432 2 3 686 0 5 127 NOTE Dimensions are shown in Inches mm 1 Pass Evaporator Nozzle Arrangements In Out Left End Right End Right End Left End Figure 12 EVAPORATORS COMPACT WATER BOXES 1 PASS NOZZLE...

Page 27: ...ts are not furnished 3 One Two and Three pass nozzle arrangements are available only in pairs shown and for all shell codes Any pair of evaporator nozzles may be used in combination with any pair of c...

Page 28: ...841 NOTE Dimensions are shown in Inches mm LD14008 LD14011 LD14010 LD14009 CONDENSER NOZZLE ARRANGEMENTS 150 PSI COMPACT WATER BOXES 1 Pass Condenser Nozzle Arrangements In Out Left End Right End Rig...

Page 29: ...langed nozzles are optional add 13mm to nozzle length Companion flanges nuts bolts and gaskets are not furnished 3 One Two and Three pass nozzle arrangements are available only in pairs shown and for...

Page 30: ...Inches mm Figure 20 EVAPORATORS MARINE WATER BOXES 1 PASS NOZZLE ARRANGEMENTS LD14012 LD14015 LD14014 Figure 22 EVAPORATORS MARINE WATER BOXES 3 PASS NOZZLE ARRANGEMENTS Figure 21 EVAPORATORS MARINE W...

Page 31: ...nal add 13 mm to nozzle length Companion flanges nuts bolts and gaskets are not furnished 4 One two and three pass nozzle arrangements are available only in pairs shown and for all shell codes Any pai...

Page 32: ...1 2 3 AA5 AA5 BB5 EE AA5 BB5 EE CA21 10 254 6 152 6 152 1 3 1 2 394 3 10 1 2 1181 1 5 1 2 445 3 10 1 2 1181 1 4 1 2 419 1 5 1 2 445 3 10 1 2 1181 1 4 1 2 419 CA25 12 305 8 203 6 152 1 3 1 2 394 4 0 1...

Page 33: ...of welding flanges or use of ANSI AWWA C 606 couplings Factory installed class 150 ANSI B16 5 round slip on forged carbon steel with 1 6 mm raised face water flanged nozzles are optional add 13 mm to...

Page 34: ...hipping weight based on Form 1 shipment Refer to product drawings for detailed weight information Table 3 EVAPORATOR MARINE WATER BOX WEIGHTS TO BE ADDED TO STANDARD UNIT WEIGHTS SHOWN ON TABLE 2 EVAP...

Page 35: ...Celsius multiply by 5 9 or 0 5556 Example 10 0 F range x 0 5556 5 6 C range Table 5 SI METRIC CONVERSION MEASUREMENT MULTIPLY ENGLISH UNIT BY FACTOR TO OBTAIN METRIC UNIT Capacity Tons Refrigerant Eff...

Page 36: ...ania USA 17405 1592 800 861 1001 Subject to change without notice Printed in USA Copyright by Johnson Controls 2012 www johnsoncontrols com ALL RIGHTS RESERVED Form 160 78 N1 512 Issue Date May 30 201...

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