Trane CVHH CenTraVac Installation, Operation And Maintenance Manual Download Page 16

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CVHH-SVX001G-EN

Unit Components

otte

e:: The control panel side of the unit is always

designated as the front side of the unit.

Figure 6. Typical CVHH CenTraVac

™

chiller

1. Suction Elbow

2. Compressor

3. Terminal Box

4. Control Panel

5. Condenser

6. Motor Housing

7. Economizer

8. Oil Tank Assembly

9. Purge

10. Evaporator

11. Display Panel

Summary of Contents for CVHH CenTraVac

Page 1: ...fic knowledge and training Improperly installed adjusted or altered equipment by an unqualified person could result in death or serious injury When working on the equipment observe all precautions in the literature and on the tags stickers and labels that are attached to the equipment February 2018 C CV VH HH H S SV VX X0 00 01 1G G E EN N CVHH Water Cooled CenTraVac Chillers With Tracer AdaptiVie...

Page 2: ...p pe er r P PP PE E f fo or r t th he e j jo ob b b be ei in ng g u un nd de er rt ta ak ke en n c co ou ul ld d r re es su ul lt t i in n d de ea at th h o or r s se er ri io ou us s i in nj ju ur ry y T Te ec ch hn ni ic ci ia an ns s i in n o or rd de er r t to o p pr ro ot te ec ct t t th he em ms se el lv ve es s f fr ro om m p po ot te en nt ti ia al l e el le ec ct tr ri ic ca al l m me ec ...

Page 3: ...e ef fr ri ig ge er ra an nt t a an nd d m ma ay y b be e u un nd de er r p po os si it ti iv ve e p pr re es ss su ur re e s sy ys st te em m m ma ay y a al ls so o c co on nt ta ai in n o oi il l R Re ec co ov ve er r r re ef fr ri ig ge er ra an nt t t to o r re el li ie ev ve e p pr re es ss su ur re e b be ef fo or re e o op pe en ni in ng g t th he e s sy ys st te em m S Se ee e u un ni it t...

Page 4: ...direct on site technical supervision of the disassembly and reassembly work The installing contractor must notify Trane or an agent of Trane specifically authorized to perform startup and warranty of Trane products two weeks in advance of the scheduled disassembly work to coordinate the disassembly and reassembly work Start up must be performed by Trane or an agent of Trane specifically authorized...

Page 5: ...ctor 29 Evaporator and Condenser Water Piping 30 Water Piping Connections 32 Waterbox Locations 32 Grooved Pipe Coupling 33 Flange connection Adapters 33 Victaulic Gasket Installation 34 Screw Tightening Sequence for Water Piping Connections 35 Flanges with 8 or 12 Screws 35 Flanges with 16 or 20 Screws 35 Pressure Testing Waterside Piping 35 Vent Piping 36 Refrigerant Vent Line 36 General Require...

Page 6: ...k Circuits and Flow Switch Input 73 Chilled Water Pump 73 Chilled Water Proof of Flow 73 Condenser Water Pump 73 Condenser Water Proof of Flow 74 Sensor Circuits 74 CWR Outdoor Option 76 Optional Control and Output Circuits 76 Optional Tracer Communication Interface 76 Starter Module Configuration 76 Schematic Wiring Drawings 76 Operating Principles 77 General Requirements 77 Cooling Cycle 77 CVHH...

Page 7: ... Anodes 109 RuptureGuard Maintenance 110 EarthWise Purge 110 Maintenance 110 Waterbox Removal and Installation 113 Discussion 113 Procedure 113 Reassembly 114 Torque Requirements and Waterbox Weights 114 Screw Tightening Sequence for Waterboxes 116 Evaporator Waterbox Covers 116 Condenser Waterbox Covers 116 Heat Recovery Condenser Waterbox Covers 117 Appendix A Forms and Check Sheets 118 Unit Sta...

Page 8: ...r during parts identification S Se er rv vi ic ce e M Mo od de el l N Nu um mb be er r The service model represents the unit as built for service purposes It identifies the selections of variable unit features required when ordering replacements parts or requesting service N No ot te e Unit mounted starters are identified by a separate number found on the starter P Pr ro od du uc ct t D De es sc c...

Page 9: ...ssor nameplate TRANE MADE IN USA X39002458010B MODEL NO SALES ORDER SERIAL NO N No ot te e The serial number space on the compressor nameplate will be intentionally left blank Pressure Vessel Nameplates Figure 3 ASME nameplate all dimensions are metric 16 6 34 6 290 10 75 10 290 10 75 10 290 10 75 10 DETAIL B ECONOMIZER DETAIL C OIL TANK DETAIL D EVAPORATOR A B C D 2614 DETAIL A CONDENSER 4935 939...

Page 10: ... 4 PED nameplate all dimensions are metric 4 4 50 8 50 8 12 7 25 4 DETAIL A ECONOMIZER D A B C DETAIL B CONDENSER 939 CENTERED 1131 DETAIL C OIL TANK 2735 DETAIL D EVAPORATOR 789 CD 001 U Un ni it t N Na am me ep pl la at te e ...

Page 11: ... Digit 35 Special Options Digit 36 Control Water Flow Control Digit 37 Control Chilled Water Reset Digit 38 Control Heat Recovery Auxiliary Temperature Sensors Digit 39 Industrial Chiller Package INDP Digit 40 Control Power Transformer CPTR Digit 41 Thermal Dispersion Water Flow Proving Digit 42 Compressor Motor Frame Size CCHH Centrifugal Compressor Description The compressor assembly has a separ...

Page 12: ... for the waterbox vent and drain holes are covered or plugged to prevent contamination during shipment and handling Unit Components p 16 shows an illustration of a typical unit and its components As soon as the unit arrives at the job site inspect it thoroughly for damage and material shortages In addition 1 Verify the hermetic integrity of the unit by checking the chiller pressure for an indicati...

Page 13: ...lation pads or spring isolators Optional spring isolators when required are installed by others do NOToverload springs and do NOT install isolation springs if they block serviceable parts such as the oil tank system service valves etc Electrical Circuit breakers or fusible disconnects optional Unit mounted starter optional Power factor correction capacitors PFCCs optional Jumper bars Temperature s...

Page 14: ...ne specifically authorized to perform start up of Trane products Post commissioning transport of empty refrigerant containers for return or recycling Move empty refrigerant containers to an easily accessible point of loading a Start up must be performed by Trane or an agent of Trane specifically authorized to perform start up and warranty of Trane products Contractor shall provide Trane or an agen...

Page 15: ...essure using gauge located on the evaporator shell reads 3 to 5 psig 20 7 to 34 5 kPaG Notify the local Trane office if charge has escaped Verify dry nitrogen pressure using gauge located on the evaporator shell reads 3 to 5 psig 20 7 to 34 5 kPaG Notify the local Trane office if charge has escaped Verify dry nitrogen pressure using gauge located on the evaporator shell reads 3 to 5 psig 20 7 to 3...

Page 16: ...ted as the front side of the unit Figure 6 Typical CVHH CenTraVac chiller 1 2 3 4 5 6 7 8 9 0 0 1 Suction Elbow 2 Compressor 3 Terminal Box 4 Control Panel 5 Condenser 6 Motor Housing 7 Economizer 8 Oil Tank Assembly 9 Purge 10 Evaporator 11 Display Panel P Pr re e I In ns st ta al ll la at ti io on n ...

Page 17: ...rom 0 to 600V require a 42 inch 107 cm clearance 601 to 2500V require a 48 inch 122 cm clearance and 2501 to 9000V require a 60 inch 152 cm clearance Refer to NEC and local electrical codes for starter and control panel clearance requirements Figure 7 Clearance requirements 3 ft 92 cm A 18 in 46 cm Economizer Condenser Evaporator Motor Right hand tube pull shown apply tube pull clearance dimension...

Page 18: ...age Table 2 Representative weights 60 Hz chillers lb Model Comp Size CPKW Evap Size Cond Size Weights without Starters NTON EVSZ CDSZ Operating Shipping CVHH 900 1200 1228 100M 100M 47451 41071 900 1200 1228 100L 100L 49252 42368 900 1200 1340 100M 10HM 54999 47798 900 1200 1340 130M 130M 52868 44894 900 1200 1340 130M 13HM 62184 53398 900 1200 1340 160M 200M 63653 53621 900 1200 1340 200L 220L 71...

Page 19: ...Protection SMP option add 500 lb 8 To calculate the maximum chiller weight with starter drive add the starter AFD weight from the following table maximum weights unit mounted starters AFDs lb to the chiller maximum weight from this table Table 4 Maximum weights unit mounted starters Adaptive Frequency Drives AFDs lb Low Voltage less than 600 volts Wye delta 557 Solid State 557 Adaptive Frequency D...

Page 20: ...eights unit mounted starters AFDs kg to the chiller maximum weight from this table Table 6 Representative weights 50 Hz chillers kg Model Comp Size CPKW Evap Size Cond Size Weights without Starters NTON EVSZ CDSZ Operating Shipping CVHH 950 1050 1023 100M 100M 22237 19343 950 1050 1023 100L 100L 23053 19931 950 1050 1023 100M 10HM 25729 22463 950 1050 1023 130M 130M 24763 21146 950 1050 1023 130M ...

Page 21: ...daptive Frequency Drive less than 600 volts 900 amp 1361 1210 amp 1361 Table 7 Maximum weights unit mounted starters Adaptive Frequency Drives AFD kg continued Medium Voltage 2300 6600 volts Across the line 296 Primary Reactor 727 Autotransformer 772 Note All weights are nominal and 10 U Un ni it t C Cl le ea ar ra an nc ce es s a an nd d W We ei ig gh ht ts s ...

Page 22: ...y O Ob bj je ec ct t F Fa ai il lu ur re e t to o f fo ol ll lo ow w i in ns st tr ru uc ct ti io on ns s b be el lo ow w c co ou ul ld d r re es su ul lt t i in n u un ni it t d dr ro op pp pi in ng g w wh hi ic ch h c co ou ul ld d r re es su ul lt t i in n d de ea at th h o or r s se er ri io ou us s i in nj ju ur ry y a an nd d e eq qu ui ip pm me en nt t o or r p pr ro op pe er rt ty y o on n...

Page 23: ...ng careful to not damage isolator adjustment screw 5 Once the isolators are in place lower the chiller working from end to end in small increments to maintain stability 6 When lift is complete detach the clevis connections and safety chain Figure 8 Typical rigging arrangements Jack slots 15 feet 4 6 m minimum effective length Safety chain or cable I In ns st ta al ll la at ti io on n M Me ec ch ha...

Page 24: ...e rigging of the chiller at an angle greater than 45 from horizontal end to end the unit may require removal of the compressor Contact Trane or an agent of Trane specifically authorized to perform start up and warranty of Trane products regarding the disassembly and reassembly work For more information refer to Factory Warranty Information p 4 N No ot te e Disassembly and reassembly work includes ...

Page 25: ...83 7 130M 13HM 123 4 313 4 160 406 4 1 116 9 296 9 Spring isolators typically ship assembled and ready for installation To install and adjust the isolators properly follow the provided instructions N No ot te e Do NOT adjust the isolators until the chiller is piped and charged with refrigerant and water I Im mp po or rt ta an nt t Do NOT block any serviceable components such as the lubrication sys...

Page 26: ...crew on each of the isolators on the low side of the unit Work from one isolator to the next I Im mp po or rt ta an nt t The chiller must be level to within 1 16 in 1 6 mm over its length and width and the clearance of each isolator must be at least 1 4 in 6 35 mm Figure 11 Chiller foot and isolator orientation Side View of Unit End View of Unit Center tube sheet support leg Outside edge of tube s...

Page 27: ...aser level is an acceptable alternative method to level the unit I Im mp po or rt ta an nt t Immediately report any unit damage incurred during handling or installation at the job site to the Trane sales office I In ns st ta al ll la at ti io on n M Me ec ch ha an ni ic ca al l ...

Page 28: ...ter downstream of any elbow orifice etc For example for a 6 in 16 cm pipe the tap would be at least 6 in 16 cm from any elbow orifice etc Valves Drains and Vents N NO OT TI IC CE E W Wa at te er rb bo ox x D Da am ma ag ge e F Fa ai il lu ur re e t to o f fo ol ll lo ow w i in ns st tr ru uc ct ti io on ns s c co ou ul ld d r re es su ul lt t i in n d da am ma ag ge e t to o t th he e w wa at te e...

Page 29: ...rred N NO OT TI IC CE E O Ov ve er rt ti ig gh ht te en ni in ng g D Do o n no ot t e ex xc ce ee ed d t to or rq qu ue e s sp pe ec ci if fi ic ca at ti io on ns s a as s i it t c co ou ul ld d r re es su ul lt t i in n e eq qu ui ip pm me en nt t d da am ma ag ge e 2 Insert the flow sensor probe see item labeled 2 in the preceding figure through the 1 2 in NPT adapter so that 3 to 3 5 in 7 6 to ...

Page 30: ...s su ul lt t i in n s se ev ve er re e e eq qu ui ip pm me en nt t d da am ma ag ge e E Ev va ap po or ra at to or r a an nd d c co on nd de en ns se er r w wa at te er r c ci ir rc cu ui it ts s r re eq qu ui ir re e p pr ro oo of f o of f f fl lo ow w s sw wi it tc ch he es s F Fa ai il lu ur re e t to o i in nc cl lu ud de e t th he e p pr ro oo of f o of f f fl lo ow w d de ev vi ic ce es s a ...

Page 31: ... for proper fit upon arrival of the unit at the job site Any adjustment that is necessary can be made to the piping at that time Expenses that result from a failure to follow this recommendation will NOT be paid by Trane Water piping connection sizes and components are identified in the tables in Water Piping Connections p 32 and Grooved Pipe Coupling p 33 Remember that with many waterboxes the en...

Page 32: ...se sensor extension cables may be necessary if the waterboxes are changed or if the temperature sensors are moved out into the unit piping for better mixed temperature readings Table 9 Water connection pipe sizes Water Passes Shell Size 100 130 160 200 220 400 440 Evaporator Nominal Pipe Size in 1 Pass 12 12 14 16 20 16 20 2 Pass 10 10 12 14 14 3 Pass 8 8 10 12 12 Condenser Nominal Pipe Size in 1 ...

Page 33: ...fied flange to groove adapters are provided Victaulic Style 741 for 150 psig 1034 2 kPaG systems Style 743 for 300 psig 2068 4 kPaG systems The adapters are shipped screwed to one of the chiller end supports Adapter descriptions are given in the tables in Victaulic Gasket Installation p 34 The flange adapters provide a direct rigid connection of flanged components to the grooved pipe chiller water...

Page 34: ...ating into the groove 5 Insert a standard hex head screw through the mating holes of the Victaulic flange to secure the flange firmly in the groove 6 Tighten fasteners alternately and equally until housing screw pads are firmly together metal to metal refer to Screw Tightening Sequence for Water Piping Connections p 35 Do NOT excessively tighten fasteners N No ot te e Uneven tightening may cause g...

Page 35: ...of the screws in numerical order Figure 23 Flange screw tightening sequence 16 or 20 screws 16 screws 20 screws 1 5 9 20 2 3 4 6 7 8 10 19 18 17 16 15 14 13 12 11 1 5 9 2 3 4 6 7 8 10 16 15 14 13 12 11 Pressure Testing Waterside Piping N NO OT TI IC CE E E Eq qu ui ip pm me en nt t D Da am ma ag ge e F Fa ai il lu ur re e t to o f fo ol ll lo ow w t th he es se e i in ns st tr ru uc ct ti io on ns...

Page 36: ...m to local codes and requirements In most cases local codes are based on ASHRAE Standard 15 ASHRAE Standard 15 provides specific requirements for the discharge piping that allows pressure relief devices to safely vent refrigerant to the atmosphere if over pressurization occurs In part the standard mandates that The minimum pipe size of the vent line must equal the size of the discharge connection ...

Page 37: ... e t to o t th he e o ou ut ts si id de e p pi ip pe e Provide support as needed for the vent line Do NOT use the rupture disk assembly to support the vent line piping Use a flexible connection between the vent line and the rupture disk assembly to avoid placing stress on the rupture disk Stress can alter rupture pressure and cause the disk to break prematurely The flexible connector used to isola...

Page 38: ...a a d dr ri ip p l le eg g o of f s su uf ff fi ic ci ie en nt t v vo ol lu um me e t to o h ho ol ld d t th he e e ex xp pe ec ct te ed d a ac cc cu um mu ul la at ti io on n o of f w wa at te er r a an nd d o or r r re ef fr ri ig ge er ra an nt t T Th he e d dr ri ip p l le eg g m mu us st t b be e d dr ra ai in ne ed d p pe er ri io od di ic ca al ll ly y t to o a as ss su ur re e t th ha at t...

Page 39: ...ptureGuard refer to the figure in Connection to External Vent Line and Drip Leg p 39 Connection to External Vent Line and Drip Leg N NO OT TI IC CE E E Eq qu ui ip pm me en nt t D Da am ma ag ge e F Fa ai il lu ur re e t to o f fo ol ll lo ow w i in ns st tr ru uc ct ti io on ns s b be el lo ow w c co ou ul ld d r re es su ul lt t i in n e eq qu ui ip pm me en nt t d da am ma ag ge e A Al ll l v v...

Page 40: ... vent line sizes lb min for use with the following figure NTON Evap Size EVSZ Cond Size CDSZ C Values for Unit Components Total C Value Evap Cond Econ Oil Tank 900 1200 100M 100M 112 0 48 4 40 7 18 5 4 5 900 1200 100L 100L 123 2 54 5 45 8 18 5 4 5 900 1200 130M 130M 122 4 54 0 45 4 18 5 4 5 900 1200 160M 200M 134 1 60 5 50 7 18 5 4 5 900 1200 200L 220L 160 4 75 4 62 1 18 5 4 5 900 1200 220L 220L 1...

Page 41: ...Feet Pipe Size I D Friction Factor 6 NPS 6 06 in f 0 0149 5 NPS 5 05 in f 0 0155 4 NPS 4 03 in f 0 0163 3 NPS 3 07 in f 0 0173 1000 100 10 10 100 1000 N No ot te e The preceding figure provided as a reference is based on ASHRAE Standard 15 Vent line size is typically dictated by state or local code which may be different from ASHRAE Standard 15 requirements V Ve en nt t P Pi ip pi in ng g ...

Page 42: ...00L 0 939 0 415 0 349 0 141 0 034 900 1200 130M 130M 0 932 0 412 0 346 0 141 0 034 900 1200 160M 200M 1 022 0 461 0 386 0 141 0 034 900 1200 200L 220L 1 222 0 575 0 473 0 141 0 034 900 1200 220L 220L 1 284 0 637 0 473 0 141 0 034 1500 1700 200L 200L 1 195 0 575 0 435 0 151 0 034 1500 1700 220L 220L 1 295 0 637 0 473 0 151 0 034 900 1200 100M 10HM 0 967 0 368 0 424 0 141 0 034 900 1200 130M 13HM 1 ...

Page 43: ...t Meters Pipe Size I D Friction Factor 150 DN 154 mm f 0 0149 125 DN 128 mm f 0 0155 100 DN 102 mm f 0 0163 80 DN 78 mm f 0 0173 10 1 0 10 100 1000 N No ot te e The preceding figure provided as a reference is based on ASHRAE Standard 15 Vent line size is typically dictated by state or local code which may be different from ASHRAE Standard 15 requirements V Ve en nt t P Pi ip pi in ng g ...

Page 44: ...64 132 28 Cr C C value from the preceding table convert C in kg s to lb min for IP lb min kg s 132 28 f Moody friction factor in fully turbulent flow d inside diameter of pipe or tube mm ln natural logarithm P2 absolute pressure at outlet of discharge piping kPa atmospheric pressure P0 allowed back pressure absolute at the outlet of pressure relief device kPa P0 0 15 P atmospheric pressure V Ve en...

Page 45: ... ge e F Fa ai il lu ur re e t to o r re em mo ov ve e t th he e s st tr ra ai in n r re el li ie ef f w wi it th h t th he e s se en ns so or r c co ou ul ld d r re es su ul lt t i in n e eq qu ui ip pm me en nt t d da am ma ag ge e D Do o N NO OT T a at tt te em mp pt t t to o p pu ul ll l s se en ns so or r b bu ul lb b t th hr ro ou ug gh h t th he e s st tr ra ai in n r re el li ie ef f a al l...

Page 46: ...ulbwells drain and vent connections must be accessible after insulating All units with evaporator marine waterboxes wrap waterbox shell insulation with strapping and secure strapping with seal Evaporators with pressure vessel nameplates must have insulation cut out around the nameplate Do NOT glue insulation to the nameplate Apply 2 in 50 8 mm wide black tape on overlap joints Where possible apply...

Page 47: ...in n e eq qu ui ip pm me en nt t o or r p pr ro op pe er rt ty y o on nl ly y d da am ma ag ge e O On nl ly y u us se e f fl le ex xi ib bl le e c co on nd du ui it t o or r m me et ta al l c cl la ad d c ca ab bl le e w wh he en n w wi ir ri in ng g t th he e c co on nt tr ro ol l p pa an ne el l a an nd d m mo ot to or r t te er rm mi in na al l b bo ox x t to o e en ns su ur re e a a v vi ib br...

Page 48: ...ool Tracer TU 10 The Ethernet connection can only be used with the Tracer AdaptiView display 11 USB Host not used Communication Interfaces There are four connections on the UC800 that support the communication interfaces listed Refer to the figure in Wiring and Port Descriptions p 47 for the locations of each of these ports BACnet MS TP MODBUS Slave LonTalk using LCI C from the IPC3 bus Comm 4 usi...

Page 49: ...D blinks yellow at the data transfer rate when the UC800 receives data from other devices on the link Ethernet Link The LINK LED is solid green if the Ethernet link is connected and communicating The ACT LED blinks yellow at the data transfer rate when data flow is active on the link Service The Service LED is solid green when pressed For qualified service technicians only Do NOT use I Im mp po or...

Page 50: ... Control panel Tracer AdaptiView main unit assembly showing low voltage and higher voltage areas for proper routing of field wiring 30 Volt Maximum 30 120 Volt Maximum I In ns st ta al ll la at ti io on n C Co on nt tr ro ol ls s ...

Page 51: ...ed d m mo ov ve em me en nt t o of f t th he e s sp pr ri in ng g l lo oa ad de ed d s su up pp po or rt t a ar rm m w wh hi ic ch h c co ou ul ld d r re es su ul lt t i in n m mi in no or r t to o m mo od de er ra at te e i in nj ju ur ry y E En ns su ur re e t th ha at t t th he e s su up pp po or rt t a ar rm m i is s i in n t th he e f fu ul ll l u up pr ri ig gh ht t p po os si it ti io on n ...

Page 52: ... hex bolt or screw is labeled with l lo oo os se en n t ti ig gh ht te en n or indicators Joint 3 3 has a 6 mm hex screw controlling the tension on a gas spring which allows the Tracer AdaptiView display to tilt up and down Joints 1 1 and 2 2 are covered by a plastic cap Remove the plastic cap to access the screw Adjust using a 13 mm wrench as necessary To adjust the swivel rotation tension of the...

Page 53: ...ion keep in mind that All field installed wiring must conform to National Electric Code NEC guidelines and any applicable local state and national codes For the USA be sure to satisfy proper equipment grounding requirements per NEC Compressor motor and unit electrical data including motor kW voltage utilization range rated load amps and locked rotor amps is listed on the chiller nameplate All fiel...

Page 54: ...ha ar rg ge ed d F Fo or r a ad dd di it ti io on na al l i in nf fo or rm ma at ti io on n r re eg ga ar rd di in ng g t th he e s sa af fe e d di is sc ch ha ar rg ge e o of f c ca ap pa ac ci it to or rs s s se ee e P PR RO OD D S SV VB B0 06 6 E EN N W WA AR RN NI IN NG G P Pe er rs so on na al l P Pr ro ot te ec ct ti iv ve e E Eq qu ui ip pm me en nt t P PP PE E R Re eq qu ui ir re ed d F Fa...

Page 55: ...rant Pump Junction Box Low Voltage 3 Phase Pump Power 2X8 21 2X8 22 2X8 23 4X4 1 4X4 2 4X4 3 Medium Voltage 1 Phase Pump Power 2X8 12 2X8 13 4X4 1 4X4 4 Low Voltage Circuits Less Than 30 Vac Starter Panel Terminals Unit Control Panel Terminations Standard Circuits Inter processor Communications IPC Remote Mounted c d 2K32 J3 3 4 or 2X1 12 to 13 if Present Do NOT Ground Shield at Starter 1T2 J53 4 ...

Page 56: ...14 1K23 J12 2 Solid State Starter Fault c 5X12 12 5X12 11 1K13 J2 2 1K13 J2 1 Low Voltage Circuits less than 30 Vac Starter Panel Terminals Unit Control Panel Terminations Standard Circuits Current Transformers refer to table in Current Transformer and Potential Transformer Wire Sizing p 57 Required d 5X12 19 1K23 J7 1 Note Phasing Must be Maintained 5X12 20 1K23 J7 2 5X12 21 1K23 J7 3 5X12 22 1K2...

Page 57: ...0 330 100 21 262 79 22 207 63 Notes 1 For AWG MCM equivalents in mm2 refer to the table in Electrical Requirements p 53 2 Wire length is for copper conductors only 3 Wire length is maximum round trip wire length The maximum distance the PTcan be located from the starter module is half of the listed value a Wires lugs and fuses breakers are sized based on National Electric Code NEC NFPA 70 and UL 1...

Page 58: ...s st ta ar rt te er r p pa an ne el l c co ou ul ld d r re es su ul lt t i in n a an n e el le ec ct tr ri ic ca al l s sh ho or rt t a an nd d c co ou ul ld d c ca au us se e s se er ri io ou us s A AF FD D s st ta ar rt te er r c co om mp po on ne en nt t d da am ma ag ge e N NO OT TI IC CE E U Us se e C Co op pp pe er r C Co on nd du uc ct to or rs s O On nl ly y F Fa ai il lu ur re e t to o u ...

Page 59: ...ns For 110 120 V customer wiring including main power supply to CPTR option it is required that the customer provides some sort of surge protection ahead of it and all customer wiring needs to be run in conduit Any Ethernet cables being used by customer to interface with the Trane chiller must be shielded Ethernet cabling The customer is required to provide an overcurrent device upstream of the CP...

Page 60: ... in conduit For remote starters interfacing with the Trane chiller all wiring needs to be run in conduit Any Ethernet cables being used by customer to interface with the Trane chiller must be shielded Ethernet cabling The customer is required to provide an overcurrent protective device upstream of all starters and drives in accordance with IEC standards and or any applicable local and national cod...

Page 61: ... re e p pa an ne el l b be ef fo or re e t tu ur rn ni in ng g t th he e p po ow we er r o on n The standard unit mounted CPTR option shall have an enclosure with a disconnect and will require customer supplied power CVHH CenTraVac chillers have a low voltage CPTR option and a medium voltage CPTR option The CPTR option involves a single phase 4kVA transformer s and the oil pump motor circuit to be...

Page 62: ... ur re e t to o d di is sc co on nn ne ec ct t p po ow we er r a an nd d d di is sc ch ha ar rg ge e c ca ap pa ac ci it to or rs s b be ef fo or re e s se er rv vi ic ci in ng g c co ou ul ld d r re es su ul lt t i in n d de ea at th h o or r s se er ri io ou us s i in nj ju ur ry y D Di is sc co on nn ne ec ct t a al ll l e el le ec ct tr ri ic c p po ow we er r i in nc cl lu ud di in ng g r re ...

Page 63: ...he total current drawn by the motor When PFCCs are used they become the source of part of that current If the current they provide is not registered by the overload protectors potentially damaging amperage can reach the motor The simplest way to ensure that the overloads detect all current supplied to the motor is to position the PFCCs upstream of the current transformers as shown in the preceding...

Page 64: ...o ot te e Must enter the low voltage Class 2 portion of the unit control panel 1000 feet 304 8 m maximum 5 Motor terminal box 6 115V control conduit N No ot te e Must enter the higher than 30 Vdc Class 1 portion of the until control panel 7 Lead power wiring N No ot te e Refer to the unit field connection diagram for approximate unit control panel knock out locations To prevent damage to the unit ...

Page 65: ...e er r s su up pp pl ly y w wi ir ri in ng g a an nd d o ou ut tp pu ut t t to o m mo ot to or r w wi ir ri in ng g a ar re e c co on nn ne ec ct te ed d t to o t th he e p pr ro op pe er r t te er rm mi in na al ls s c co ou ul ld d c ca au us se e c ca at ta as st tr ro op ph hi ic c f fa ai il lu ur re e o of f t th he e s st ta ar rt te er r a an nd d o or r m mo ot to or r Wire terminal lugs ...

Page 66: ...cified For AWG MCM equivalents in mm2 refer to the table in Electrical Requirements p 53 N NO OT TI IC CE E A Ad da ap pt ti iv ve e F Fr re eq qu ue en nc cy y D Dr ri iv ve e A AF FD D S St ta ar rt te er r C Co om mp po on ne en nt t D Da am ma ag ge e F Fa ai il lu ur re e t to o r re em mo ov ve e d de eb br ri is s f fr ro om m i in ns si id de e t th he e A AF FD D s st ta ar rt te er r p p...

Page 67: ...ng g a as s d de es sc cr ri ib be ed d i in n N NE EC C a an nd d y yo ou ur r l lo oc ca al l s st ta at te e n na at ti io on na al l e el le ec ct tr ri ic ca al l c co od de es s X39003892001A N No ot te e Graphic labels shown above are used for CE application only I Im mp po or rt ta an nt t Before servicing disconnect all power sources and allow at least 30 minutes for capacitors to dischar...

Page 68: ... until all lockout tagout procedures are in place and the circuit has been tested to verify that it is de energized The medium voltage motor terminal box cover must NOT be removed if power is present or if there is a possibility that power may be present Working on energized medium voltage circuits is not an approved practice for normal HVAC maintenance or service The motor is suitable for remote ...

Page 69: ...L LE EC CT TR RO OC CU UT TI IO ON N h ha az za ar rd ds s T To o a av vo oi id d t th he es se e h ha az za ar rd ds s y yo ou u M MU US ST T f fo ol ll lo ow w r re eq qu ui ir re em me en nt ts s f fo or r f fi ie el ld d w wi ir ri in ng g i in ns st ta al ll la at ti io on n a an nd d g gr ro ou un nd di in ng g a as s d de es sc cr ri ib be ed d i in n N NE EC C a an nd d y yo ou ur r l lo o...

Page 70: ...efore reinstalling the motor terminal box cover The cover must be re installed onto the motor terminal box and all bolts installed Do NOT operate the chiller with the motor terminal box cover removed or with any loose or missing cover bolts CE for Medium Voltage Starter W WA AR RN NI IN NG G H Ha az za ar rd do ou us s V Vo ol lt ta ag ge e w w C Ca ap pa ac ci it to or rs s F Fa ai il lu ur re e ...

Page 71: ...sassemble the medium voltage starter Use only factory authorized replacement parts Do NOT install or energize the medium voltage starter if it has been damaged Contactor must be bolted in place after installation maximum torque is 14 ft lb 19 0 N m N No ot te e Graphic labels shown above are used for CE application only I Im mp po or rt ta an nt t Mounting a motor starter on or over a combustible ...

Page 72: ...ed for Normal Operation Optional Low Voltage Circuits External Base Loading Enable Input 1K8 J2 1 to 2 Binary Input Normally Open External Hot Water Control Enable Input 1K8 J2 3 to 4 Binary Input Normally Open External Ice Machine Control Enable Input 1K9 J2 1 to 2 Binary Input Normally Open External Free Cooling Input Enable Input 1K10 J2 1 to 2 Binary Input Normally Open RLA Compressor Output 1...

Page 73: ...lt single phase power supply with 14 AWG 600V copper wire For AWG MCM equivalents in mm2 refer to the table in Electrical Requirements p 53 2 Connect circuit to 1K15 J2 6 3 Use 1K15 J2 4 120 Vac output to allow the control panel to control the evaporator water pump or wire the 5K1 contactor to operate remotely and independently of the control panel Chilled Water Proof of Flow When this circuit is ...

Page 74: ...ce is used remove the factory jumper and install its contacts between 1X1 5 to 1K27 4 this places the secondary flow sensing device in series with the ifm efector flow sensing device 2 For field provided primary proof of flow devices connect the primary proof of flow device between terminals 1X1 6 to 1K16 J2 2 The secondary field provided flow sensing device is optional however when it is present ...

Page 75: ...rge refrigerant temperature sensor 10 Evaporator saturated refrigerant temperature sensor 11 Condenser saturated refrigerant temperature sensor 12 Second condenser entering water temperature sensor used on HTRC 13 Second condenser leaving water temperature sensor used on HTRC 14 Oil tank temperature sensor 15 Evaporator entering water temperature sensor 16 Evaporator leaving water temperature sens...

Page 76: ...to extend the sensor leads be sure to cover the shield wire with tape at the junction box and ground it at the control panel If the added length is run in conduit do NOT run them in the same conduit with other circuits carrying 30 or more volts I Im mp po or rt ta an nt t Maintain at least 6 in 15 24 cm between low voltage less than 30V and high voltage circuits Failure to do so could result in el...

Page 77: ...nto the third stage impeller After the gas is compressed a third time it is discharged into the condenser Baffles within the condenser shell distribute the compressed refrigerant gas evenly across the condenser tube bundle Cooling tower water circulated through the condenser tubes absorbs heat from the refrigerant causing it to condense The liquid refrigerant then passes through an orifice plate a...

Page 78: ... Compressor Second Stage Compressor First Stage 6 5 4 3 1 2 Pressure Enthalpy P3 P1 P2 Figure 49 Refrigerant flow 2 stage Oil and Refrigerant Pump Compressor Lubrication System A schematic diagram of the compressor lubrication system is illustrated in the following figure Oil is pumped from the oil tank by a pump and motor located within the tank through an oil pressure regulating valve designed t...

Page 79: ... tank 8 Oil cooler braze plate heat exchanger 9 Oil reclaim from evaporator second eductor 0 25 in 6 35 mm OD 10 Liquid refrigerant to pump 1 625 in 41 275 mm OD 11 Economizer 12 Oil supply to bearings 0 875 in 22 225 mm OD 13 Purge 14 Compressor 15 Liquid refrigerant motor coolant supply 1 125 in 28 575 mm OD 16 Liquid refrigerant to economizer 17 Liquid refrigerant to evaporator 18 Evaporator 19...

Page 80: ...r ro oc ce ed du ur re es s f fo or r l lo oc ck ko ou ut t t ta ag go ou ut t U Un ni it t m mu us st t b be e t te es st te ed d t to o e en ns su ur re e a a z ze er ro o e en ne er rg gy y s st ta at te e a an nd d e eq qu ui ip pm me en nt t m mu us st t b be e p pu ut t i in n a an n e el le ec ct tr ri ic ca al ll ly y s sa af fe e w wo or rk k c co on nd di it ti io on n p pr ri io or r t ...

Page 81: ...re reading on the gauge and the pressure switch contacts will close The pressure switch is an optional accessory and does not wire to the control panel The pressure switch can be connected to a customer supplied building automation system BAS EarthWise Purge General Information Centrifugal chillers that use low pressure refrigerants such as R 1233zd operate with areas of the chiller at less than a...

Page 82: ... plug 4 Pump out solenoid valve 5 Automatic expansion valve 6 Carbon tank 7 Carbon tank temperature sensor 8 Carbon tank heater 9 Exhaust solenoid valve 10 Pump out compressor 11 Float switch 12 Compressor suction temperature sensor 13 Chiller refrigerant return line 14 Filter drier canister O Op pe er ra at ti in ng g P Pr ri in nc ci ip pl le es s ...

Page 83: ...or are left behind to collect in the purge tank As the quantity of non condensables increases the heat transfer efficiency of the purge evaporator coil is reduced causing the purge compressor suction temperature to decrease A float switch mounted in the bottom of the purge tank indicates if there is excessive accumulation of liquid refrigerant in the tank A liquid level sensor which resides in the...

Page 84: ... monitor the carbon bed temperature The temperature sensor controls the regeneration cycle and protect against overheating If the limit temperature is reached the system shuts down and a Purge Carbon Regen Temperature Limit Exceeded diagnostic is generated Sensors The following sensors are used to enable control communication between the Tracer UC800 controller and the EarthWise purge system The s...

Page 85: ...LI ID D This LLID resides in the purge control panel It has two triac type outputs that are used to control the pump out solenoid valve and the exhaust solenoid valve The purge system draws its control power from the power supplies of the chiller control panel O Op pe er ra at ti in ng g P Pr ri in nc ci ip pl le es s ...

Page 86: ...t show the state that the chiller is in There are five generic states that the software can be in Power Up Stopped Starting Running Stopping Figure 51 Software operation overview Confirmed Shutdown Stopped Stopped Run Inhibit Stopping Preparing to Shut Down Shutting Down Running Running Running Limit Starting Auto Waiting to Start Starting Compressor Power Up Start Command Diagnostic Reset Fast Re...

Page 87: ...ye configuration and then after the compressor motor has accelerated and the maximum phase current has dropped below 85 percent of the chiller nameplate RLA for 1 5 seconds the starter transitions to the Delta configuration Figure 52 Sequence of operation power up to starting Power Applied to Controls Last Chiller Mode Was Auto Call for Cooling Auto Waiting to Start Waiting to Start Starting Compr...

Page 88: ...inue to run while the UC800 monitors leaving chilled water temperature preparing for the next compressor motor start based on the differential to start setpoint the following figure satisfied setpoint illustrates this sequence Figure 53 Sequence of operation running Starter Status is Running Limit Mode Exit Limit Mode Chiller Is Running Starting Compressor Chiller Is Running Chiller Is Running Lim...

Page 89: ...ote No oil pressure is less than 3 psid 20 7 kPaD If the STOP key is pressed on the operator interface the chiller will follow the same stop sequence as described earlier except the chilled water pump relay will also open and stop the chilled water pump after the chilled water pump delay timer has timed out after compressor shut down refer to the following figure normal shut down to stopped and ru...

Page 90: ...lding option is installed Ice Building can be entered from Front Panel or if hardware is specified the control panel will accept either an isolated contact closure 1K9 Terminals J2 1 and J2 2 Ground or a remote communicated input BAS to initiate the ice building mode where the unit runs fully loaded at all times Ice building will be terminated either by opening the contact or based on entering eva...

Page 91: ...unning Ice to Normal Transition Timer 0 10 min Head Relief Request Relay Delay 1 60 min Head Relief Request Relay Delay 1 60 min Open IGV at Max Rate Max AFD Frequency Ignore Softloading and Set CLS 100 Energize Ice Building Relay Close IGV Min AFD Frequency De Energize Ice Building Relay Modulate IGV AFD for LWT control De Energize Head Relief Request Relay Energize Head Relief Request Relay Enfo...

Page 92: ...request The following components must be factory or field installed to equip the unit for free cooling operation a refrigerant gas line and electrically actuated shutoff valve between the evaporator and condenser and a valved liquid return line and electrically actuated shutoff valve between the condenser sump and the evaporator When the chiller is changed over to the free cooling mode the compres...

Page 93: ...tpoint In the Hot Water mode the external chilled water setpoint is the external hot water setpoint that is a single analog input is shared at the 1K6 J2 5 to 6 ground An external binary input to select external Hot Water Control mode is on the EXOP OPTIONAL module 1K8 terminals J2 3 to J2 4 ground Tracer AdaptiView also has a binary input to select chilled water control or hot water temperature c...

Page 94: ... ul ld d a a r ru up pt tu ur re e d di is sk k f fa ai il l e ev va ac cu ua at te e t th he e a ar re ea a i im mm me ed di ia at te el ly y a an nd d c co on nt ta ac ct t t th he e a ap pp pr ro op pr ri ia at te e r re es sc cu ue e o or r r re es sp po on ns se e a au ut th ho or ri it ty y W Wh hi il le e t th he e u un ni it t i is s o of ff f d do o n no ot t a al ll lo ow w t th he e c c...

Page 95: ...ch terminates the prestart mode and de energizes the condenser water pump relay This diagnostic is automatically reset if flow is established at any later time N No ot te e This diagnostic does NOT automatically reset if Tracer AdaptiView is in control of the condenser pump through its condenser pump relay since it is commanded off at the time of the diagnostic It may reset and allow normal chille...

Page 96: ...rating Modes Purge operating mode options are as follows S St to op p The purge condensing unit does not run in this mode O On n The purge condensing unit runs continuously in this mode regardless of the chiller s operational status A Au ut to o The purge condensing unit runs in this mode if the main compressor of the chiller is operating A Ad da ap pt ti iv ve e The purge condensing unit operatio...

Page 97: ...ter than 5 minutes No Yes No Yes No Yes Is Pumpout Time greater than 3 minutes Is Pumpout Time greater than 1 minute Turn purge unit Off for 4 hours then restart Turn purge unit Off for 3 hours then restart Turn purge unit Off for 2 hours then restart Turn purge unit Off for 1 hour then restart The purge then shuts down for a corresponding period of time as shown in the following table Pumpout Tim...

Page 98: ...me over the last 24 hours whether the chiller is On or Off Average Daily Pumpout 7 days the pump out time with the chiller On over the last 7 days N No ot te e These two values can be seen on the Tracer AdaptiView display Figure 59 Adaptive chiller OFF flow chart First chiller power up Purge operates continuously for 168 hours to collect data Chiller On or Off Chiller Off Purge Off The purge contr...

Page 99: ...ut pump out has been inhibited by a low condenser saturation temperature D Da ai il ly y P Pu um mp po ou ut t L Li im mi it t D Di is sa ab bl le ed d Appears if the purge refrigeration circuit is On but the daily pump out limit has been disabled R Re eg ge en ne er ra at ti in ng g Appears if the purge carbon system is in its regeneration mode Pump out is not allowed in this submode A Al la ar r...

Page 100: ...m The controller uses the non condensable pump out algorithm to determine when to initiate control and terminate a pump out cycle to remove air from the purge tank The purge refrigerant compressor suction temperature sensor serves as the feedback to this control algorithm The compressor suction temperature pump out initiate and pump out terminate values are calculated by the purge control and are ...

Page 101: ...chiller condenser saturation temperatures may result in a system vacuum greater than the pump out compressor can overcome If the chiller experiences low condensing temperatures then the Tracer UC800 controller can be programmed to inhibit the operation of the purge pump out compressor Carbon Tank and Regeneration Subsystem The function of the carbon tank is to absorb refrigerant molecules that may...

Page 102: ... lt ta ag ge e F Fa ai il lu ur re e t to o d di is sc co on nn ne ec ct t p po ow we er r b be ef fo or re e s se er rv vi ic ci in ng g c co ou ul ld d r re es su ul lt t i in n d de ea at th h o or r s se er ri io ou us s i in nj ju ur ry y D Di is sc co on nn ne ec ct t a al ll l e el le ec ct tr ri ic c p po ow we er r i in nc cl lu ud di in ng g r re em mo ot te e d di is sc co on nn ne ec c...

Page 103: ...g completion of the cool down cycle The complete regeneration cycle can take as long as seven hours to accomplish but an average chiller does not have to regenerate very often A typical regeneration cycle is depicted in the following figure Figure 61 Typical carbon regeneration cycle Time Hours 0 2 4 6 8 Purge Status Points N No ot te e The status points appear on the purge component screen of the...

Page 104: ...cates the purge refrigerant compressor suction temperature It is useful for diagnosing purge system problems P Pu ur rg ge e L Li iq qu ui id d T Te em mp p Indicates the temperature sensed by the controller and used to inhibit purge operation The purge liquid temperature sensor when the chiller is operating is the chiller saturated condenser temperature sensor when the chiller is Off it is the ch...

Page 105: ... t i in n c ch hi il ll le er r d da am ma ag ge e I If f f fr re eq qu ue en nt t p pu ur rg gi in ng g i is s r re eq qu ui ir re ed d m mo on ni it to or r p pu ur rg ge e p pu um mp po ou ut t r ra at te e a an nd d i id de en nt ti if fy y a an nd d c co or rr re ec ct t s so ou ur rc ce e o of f a ai ir r o or r w wa at te er r l le ea ak k a as s s so oo on n a as s p po os ss si ib bl le e...

Page 106: ... am ma ag ge e D Do o N NO OT T a at tt te em mp pt t t to o p pu ul ll l s se en ns so or r b bu ul lb b t th hr ro ou ug gh h t th he e s st tr ra ai in n r re el li ie ef f a al lw wa ay ys s r re em mo ov ve e t th he e e en nt ti ir re e s st tr ra ai in n r re el li ie ef f w wi it th h t th he e s se en ns so or r Table 26 Recommended maintenance Daily Every 3 months Every 6 months Annually...

Page 107: ...st 1 3 months to determine a required maintenance schedule for your job site Refer to Waterbox and Tubesheet Protective Coatings p 109 for more information Waterbox Anodes Inspect waterbox anodes within the first 1 3 months to determine a required maintenance schedule for your job site Refer to Sacrificial Anodes p 109 for more information Gantries Lubricate the gantries annually Use ConocoPhillip...

Page 108: ... le ea ak k t te es st ti in ng g X39003892001A N No ot te e Graphic labels shown above are used for CE application only W WA AR RN NI IN NG G H Ha az za ar rd do ou us s P Pr re es ss su ur re es s F Fa ai il lu ur re e t to o f fo ol ll lo ow w i in ns st tr ru uc ct ti io on ns s b be el lo ow w c co ou ul ld d r re es su ul lt t i in n a a v vi io ol le en nt t e ex xp pl lo os si io on n w wh...

Page 109: ...d cleaning solution suitable for the job N No ot te e A standard condenser water circuit is composed solely of copper cast iron and steel N NO OT TI IC CE E U Un ni it t C Co or rr ro os si io on n D Da am ma ag ge e F Fa ai il lu ur re e t to o f fo ol ll lo ow w i in ns st tr ru uc ct ti io on ns s b be el lo ow w c co ou ul ld d r re es su ul lt t i in n c co or rr ro os si io on n d da am ma a...

Page 110: ...ions and procedures at the prescribed intervals Keep records of inspection results to establish proper service intervals Document changes that occur in purge activity that could provide information about chiller performance W WA AR RN NI IN NG G R Re ef fr ri ig ge er ra an nt t u un nd de er r H Hi ig gh h P Pr re es ss su ur re e F Fa ai il lu ur re e t to o f fo ol ll lo ow w i in ns st tr ru u...

Page 111: ... i in n s se ev ve er re e b bu ur rn ns s S Su ur rf fa ac ce e t te em mp pe er ra at tu ur re es s m ma ay y e ex xc ce ee ed d 3 30 00 0 F F 1 15 50 0 C C T To o a av vo oi id d p po os ss si ib bl le e s sk ki in n b bu ur rn ns s s st ta ay y c cl le ea ar r o of f t th he es se e s su ur rf fa ac ce es s I If f p po os ss si ib bl le e a al ll lo ow w s su ur rf fa ac ce es s t to o c co oo...

Page 112: ...h severe moisture contamination is known to have occurred Be aware that it is normal for the sight glass to indicate the presence of moisture for a period of least 72 hours after it is installed and after it has been exposed to atmosphere Allow a minimum of 72 hours after sight glass installation or filter drier service before using the sight glass to determine the system moisture content Removing...

Page 113: ...u us se e a an nd d r ra at ti in ng gs s f fo or r e ey ye eb bo ol lt ts s c ca an n b be e f fo ou un nd d i in n A AN NS SI I A AS SM ME E s st ta an nd da ar rd d B B1 18 8 1 15 5 M Ma ax xi im mu um m l lo oa ad d r ra at ti in ng g f fo or r e ey ye eb bo ol lt ts s a ar re e b ba as se ed d o on n a a s st tr ra ai ig gh ht t v ve er rt ti ic ca al l l li if ft t i in n a a g gr ra ad du u...

Page 114: ...er thoroughly cleaning each joint I Im mp po or rt ta an nt t Torque waterbox screws as specified in Torque Requirements and Waterbox Weights p 114 Torque Requirements and Waterbox Weights Table 29 CenTraVac chiller screw torques Screw Size Gasket type O ring Flat in mm ft lb N m ft lb N m 3 8 9 525 25 33 9 12 18 16 3 24 4 1 2 12 7 70 94 9 33 50 44 7 67 8 5 8 15 875 150 203 4 70 90 94 9 122 0 3 4 ...

Page 115: ...58 Condenser 300 psig 851 0 469 562 0 469 1513 0 858 160 Evaporator 150 psig 863 0 469 683 0 469 1813 0 858 Evaporator 300 psig 1200 0 469 906 0 469 1937 1 38 200 Evaporator 150 psig 652 0 469 1282 0 469 1918 1 38 Evaporator 300 psig 2211 0 469 1763 0 469 2849 1 38 Condenser 150 psig 700 0 469 0 469 1544 0 858 Condenser 300 psig 0 469 1724 0 469 2138 0 858 220 Evaporator 150 psig 802 0 469 1702 0 ...

Page 116: ...35 1 Evaporator 2068 4 kPaG 1459 11 9 1123 11 9 1876 35 1 Condenser 1034 2 kPaG 346 11 9 246 11 9 724 21 8 Condenser 2068 4 kPaG 513 11 9 321 11 9 862 21 8 10H Heat Recovery Condenser 1034 2 kPaG 917 21 8 13H Heat Recovery Condenser 1034 2 kPaG 1106 21 8 20H Heat Recovery Condenser 1034 2 kPaG 1247 21 8 22H Heat Recovery Condenser 1034 2 kPaG 1747 21 8 Screw Tightening Sequence for Waterboxes Evap...

Page 117: ...torque the screws along the center divider of the waterbox first 1A 2A 3A etc and then torque the scfrews around the outside of the waterbox 1B 2B 3B etc Figure 68 Heat recovery condenser waterbox cover screw tightening sequence 22B 18B 14B 10B 6B 2B 6A 4A 2A 1A 3A 5A 7A 3B 7B 11B 15B 19B 23B 1B 5B 9B 13B 17B 21B 4B 8B 12B 16B 20B 24B W Wa at te er rb bo ox x R Re em mo ov va al l a an nd d I In n...

Page 118: ...endix B CenTraVac Chiller Installation Completion and Request for Trane Service p 119 CTV ADF001 EN Appendix C CVHH CenTraVac Chiller Start up Tasks to be Performed by Trane p 121 Appendix D CVHH CenTraVac Chiller Annual Inspection List p 123 Appendix E CVHH CenTraVac Chiller Operator Log p 124 Unit Start up Commissioning I Im mp po or rt ta an nt t Start up must be performed by Trane or an agent ...

Page 119: ...lation Operation and Maintenance manual Do NOT block serviceable parts when installing isolation springs Expenses that result in improper installation of CenTraVac chillers including optional components will NOT be paid by Trane Check box if the task is complete or if the answer is yes 1 C Ce en nT Tr ra aV Va ac c C Ch hi il ll le er r In place and piped N No ot te e Do not insulate the CenTraVac...

Page 120: ...d conditions 9 A Av va ai il la ab bi il li it ty y Electrical control man and contractor s representative are available to evacuate charge and test the CenTraVac chiller under serviceman s supervision 10 E Eq qu ui ip pm me en nt t r ro oo om m Does the equipment room have a refrigerant monitor sensor capable of monitoring and alarming within the allowable exposure level of the refrigerant Does t...

Page 121: ...ior to start up must be noted in the Non Compliance Form PROD ADF001 EN by the start up technician this information must also be signed by responsible site personnel before start up and the completed Non Compliance Form will become part of the start up record submitted with a Start up Check Sheet and a Chiller Service Report 2 P Pr re e S St ta ar rt t O Op pe er ra at ti io on ns s Verify nitroge...

Page 122: ...lding charge Confirm proper oil pump operation Confirm oil pump pressure regulating valve setting Evacuate and charge the system Apply power to the starter panel Verify current to the oil sump heater 4 C Ch hi il ll le er r S St ta ar rt t u up p Set Purge mode to On Bump start the compressor and verify compressor motor rotation Start chiller Verify no unusual noises or vibrations and observe oper...

Page 123: ...low sensing device Factory recommendation to eddy current test tubes every three years 6 C Co on nt tr ro ol l C Ci ir rc cu ui it ts s Verify control parameters Test appropriate sensors for accuracy Ensure sensors are properly seated in wells with thermopaste installed Check evaporator leaving water temperature low temperature cutout setpoint Condenser high pressure switch check out Check adjustm...

Page 124: ...s Running Time Oil Tank Press Oil Discharge Press Oil Diff Press Oil Tank Temp IGV Position Outboard Bearing Pad Temperature 1 Outboard Bearing Pad Temperature 2 Outboard Bearing Pad Temperature 3 Motor RLA L1 L2 L3 Amps L1 L2 L3 Volts AB BC CA Power KW Load PF Winding 1 Temp Winding 2 Temp Winding 3 Temp With AFD only AFD Freq AFD Speed AFD Transistor Temp Purge Time Until Next Purge Run Daily Pu...

Page 125: ... Tracer AdaptiView Reports Log Sheet Log 1 Log 2 Log 3 Purge Rfgt Cprsr Suction Temp Purge Liquid Temp Carbon Tank Temp if present Date Technician Owner A Ap pp pe en nd di ix x E E C CV VH HH H C Ce en nT Tr ra aV Va ac c C Ch hi il ll le er r O Op pe er ra at to or r L Lo og g ...

Page 126: ...126 CVHH SVX001G EN N No ot te es s ...

Page 127: ...CVHH SVX001G EN 127 N No ot te es s ...

Page 128: ...d protect food and perishables and increase industrial productivity and efficiency We are a global business committed to a world of sustainable progress and enduring results ingersollrand com Ingersoll Rand has a policy of continuous product and product data improvements and reserves the right to change design and specifications without notice We are committed to using environmentally conscious pr...

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