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Trane Optimus RTHD, Installation, Operation And Maintenance Manual

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Trane Optimus RTHD Installation, Operation And Maintenance Manual Download Page 92

©2020 Trane

Trane has a policy of continuous product and product data improvement and reserves the right to change design and specifications without 
notice. We are committed to using environmentally conscious print practices.

Trane - by Trane Technologies (NYSE: TT), a global climate innovator - creates comfortable, energy 
efficient indoor environments for commercial and residential applications. For more information, 
please visit trane.com or tranetechnologies.com.

RLC-ADF005D-EN

 03 Apr 2020

Supersedes RLC-ADF005C-EN  (Aug 2016)

Summary of Contents for Optimus RTHD

Page 1: ...n starting up and servicing of heating ventilating and air conditioning equipment can be hazardous and requires specific knowledge and training Improperly installed adjusted or altered equipment by an...

Page 2: ...azardous situation which if not avoided could result in minor or moderate injury It could also be used to alert against unsafe practices NOTICE Indicates a situation that could result in equipment or...

Page 3: ...e rigging equipment such as chain falls gantries cranes forklifts etc necessary for the disassembly and reassembly work and the required qualified personnel to operate the necessary rigging equipment...

Page 4: ...Delta Starter 39 Units with AFD Option 40 Installer Supplied Components 40 Module Connections for Interconnecting Wiring 44 AFD Drive Optional 47 AFD Drive Installation 47 AFD Drive Programming 48 Co...

Page 5: ...ance 68 Recommended Maintenance 68 Weekly 68 Monthly 68 Annual 68 Scheduling Other Maintenance 68 Refrigerant and Oil Charge Management 68 Maintenance Procedures 69 Cleaning the Condenser 69 Cleaning...

Page 6: ...the compressor are composed of numbers and letters that represent features of the equipment Shown in the following table is a sample of typical unit model number and the coding system for each Each po...

Page 7: ...l fluids W Enhanced fin copper water only Digit 17 Evaporator Water Pass Configuration 2 2 Pass 3 3 Pass 4 4 Pass Digit 18 Evaporator Water Connection L Left Hand R Right Hand Digit 19 Evaporator Conn...

Page 8: ...ion A DynaView English B DynaView French C DynaView Italian D DynaView Spanish E DynaView German F DynaView Dutch G DynaView Chinese traditional H DynaView Chinese simple J DynaView Japanese K DynaVie...

Page 9: ...s units and their components Water inlet and outlet openings are covered before shipment The oil tank is factory charged with the proper amount of refrigeration oil The unit can be factory charged wit...

Page 10: ...ional AFD Oil Separators EXVs Relief Valves Service Valves With Refrigerant Isolation Valve Option Only Oil Sump The oil distribution system is located between the condenser and the evaporator Condens...

Page 11: ...Charge gal 7 5 7 5 7 5 7 5 10 10 11 10 L 28 5 28 5 28 5 28 5 38 38 42 38 EVAPORATOR Water Storage gal 41 55 45 58 52 45 82 78 L 155 208 170 220 197 170 310 295 2 pass Connection size in 8 8 8 8 8 8 8...

Page 12: ...report for design selected minimum flows Table 1 General data continued Description Units Unit Configuration a B1B1B1 B1C1D1 B2B2B2 B2C2D2 C1D5E4 C1D6E5 C1E1F1 C2D3E3 Table 2 General data Description...

Page 13: ...so shown in unit model number digits 6 7 digits 3 4 evaporator code unit model number digits 14 15 digits 5 6 condenser code unit model number digits 21 22 b See model number digit 35 for refrigerant...

Page 14: ...Flow gpm 1807 2050 1807 1807 2050 l s 114 129 114 114 129 CONDENSER all are 2 pass Connection size in 8 8 8 8 8 8 8 8 8 mm 200 200 200 200 200 200 200 200 200 Water Storage gal 79 97 47 61 79 47 61 7...

Page 15: ...otos of the damage if possible The owner must provide reasonable evidence that the damage did not occur after delivery Notify the carrier s terminal of the damage immediately by phone and by mail Requ...

Page 16: ...Chilled water pump contactor and wiring Condenser water pump contactor and wiring Optional relays and wiring Water piping Flow switches may be field supplied Condenser water regulating valve controll...

Page 17: ...187 7 342 17 537 7 955 D1G1G1 18 600 8 437 20 500 9 299 D1G2G2 19 107 8 667 21 065 9 555 D2D2E2 14 562 6 605 15 570 7 062 D2F2F3 16 820 7 629 18 220 8 264 D2G2G1 18 700 8 482 20 700 9 389 D2G3G3 19 5...

Page 18: ...20873 9468 D1G2G2 19480 8836 21438 9724 D2D2E2 14934 6774 15944 7232 D2F2F3 17194 7799 18594 8434 D2G2G1 19072 8651 21074 9559 D2G3G3 19881 9018 22013 9985 D3D2E2 14934 6774 15944 7232 D3F2F3 17194 7...

Page 19: ...figuration requires a variance to the clearance dimensions contact your Trane sales office representative Figure 5 Service clearances a a Optional AFD is not shown See Figure 3 p 9 for location of opt...

Page 20: ...lied isolation pad assemblies under the unit Once in place level the chiller within 1 4 6 35 mm over its length and width Clearances Provide enough space around the unit to allow the installation and...

Page 21: ...eing lifted Each of the cables chains or slings hooks and shackles used to lift the unit must be capable of supporting the entire weight of the unit Lifting cables chains or slings may not be of the s...

Page 22: ...4 132 58 23 3 74 20 51 24 mm 3658 3353 1479 95 521 610 B2B2B2 in 120 108 58 11 3 86 21 06 24 mm 3048 2743 1476 98 535 610 B2C2D2 in 144 132 58 31 3 66 20 59 24 mm 3658 3353 1481 93 523 610 C1D5E4 in 1...

Page 23: ...to digits 6 7 14 15 21 and 22 of model number Table 7 Rigging dimensions continued Unit Configuration a Dimension in mm Units A B C D E F WARNING Improper Unit Lift Failure to properly lift unit in a...

Page 24: ...safety device to ensure that the unit cannot tilt during lifting 6 Lift from above or jack the unit per Alternate Moving Method p 25 Remove the base mounts 7 During final positioning of the unit place...

Page 25: ...heck side to side front to back level Adjust to within 1 4 inch 6 35 mm of level front to back Note The evaporator MUST be level for optimum heat transfer and unit performance 4 Use full length shims...

Page 26: ...ure Drop Data Figure 12 Isolator pad placement Typical Elastomeric Isolation Pad Pads extend the full width of the legs A hidden leg B C D Durometer 50 5 Durometer 40 5 Durometer 55 5 0 31 0 31 0 31 N...

Page 27: ...Installation Mechanical RTHD SVX01K EN 27...

Page 28: ...Installation Mechanical 28 RTHD SVX01K EN...

Page 29: ...Installation Mechanical RTHD SVX01K EN 29...

Page 30: ...es into the control system as indicated on the electrical schematics and field wiring diagrams to ensure that the unit can only operate when water flow is established Supply and install taps for therm...

Page 31: ...ove sensors from wells before removing waterbox Do not rotate water boxes See Figure 14 p 31 through Figure 16 p 32 for correct orientation of the water inlet and outlet Complete the water box switch...

Page 32: ...witch Leaving Chilled Water Piping Air vents to bleed air from system Water pressure gauges with shutoff valves Pipe unions Vibration eliminators rubber boots Shutoff isolation valves Thermometers Cle...

Page 33: ...r adjustments and commissioning all under one tab Off State Output Command 0 10 Vdc 0 1 volt increments Default 2 0 Vdc Output Voltage Desired Minimum Flow Adj 0 to 10 0 in 0 1 volt increments Default...

Page 34: ...prevent switch fluttering remove all air from the water system Note The Symbio 800 provides a 6 second time delay on the flow switch input before shutting down the unit on a loss of flow diagnostic Co...

Page 35: ...0 1 1 5 16 12 Evap D3 200 1 48 0 1 1 5 16 12 Evap D4 200 1 48 0 1 1 5 16 12 Evap D5 200 1 48 0 1 1 5 16 12 Evap D6 200 1 48 0 1 1 5 16 12 Evap E1 200 1 48 0 1 1 5 16 12 Evap F1 200 1 48 0 1 1 5 16 12...

Page 36: ...re sensors drain and vent connections when insulated must remain accessible for service Use only water base latex paint on factory applied insulation Failure to do so may result in insulation shrinkag...

Page 37: ...nimum Recommended Leaving Water Temp Cutout F 0 32 0 28 6 35 0 32 0 28 6 35 0 2 31 0 27 6 34 0 31 0 27 6 34 0 4 29 7 26 3 32 7 29 9 26 5 32 9 5 29 0 25 6 32 0 29 3 25 9 32 3 6 28 3 24 9 31 3 28 7 25 3...

Page 38: ...8 RTHD SVX01K EN Example For Ice Building Chilled Water Setpoint std comfort cooling 45 F Full Load Delta T across evaporator 6 F Ice Termination Setpoint entering water temp 26 F Actual Leaving Solut...

Page 39: ...ode could result in death or serious injury All field wiring MUST be performed by qualified personnel Improperly installed and grounded field wiring poses FIRE and ELECTROCUTION hazards To avoid these...

Page 40: ...0V 415V for 50 Hertz 3 phase Units with AFD Option Installer Supplied Components Customer wiring interface connections are shown in the electrical schematics and connection diagrams that are shipped w...

Page 41: ...onal electrical codes WARNING Hazardous Voltage w Capacitors Failure to disconnect power and discharge capacitors before servicing could result in death or serious injury Disconnect all electric power...

Page 42: ...r the unit mounted disconnect as follows 4 Turn power on by closing the unit supply power disconnect switch 5 Read the phase sequence on the indicator The ABC indicator on the face of the phase indica...

Page 43: ...ors Failure to disconnect power and discharge capacitors before servicing could result in death or serious injury Disconnect all electric power including remote disconnects and discharge all motor sta...

Page 44: ...turbulent water flow This is accomplished with a 6 seconds filtering time The sensing voltage for the condenser water flow switch is 115 240 Vac Important DO NOT cycle the chiller through starting and...

Page 45: ...WL To obtain Active CWS from Degrees of Reset Active CWS Degrees of Reset Previous CWS Note Previous CWS can either be Front Panel BAS or External Reset Ratio calculation The Reset Ratio on the User I...

Page 46: ...arting point of the Filtered Demand Limit Setpoint It is adjustable from 40 for RTHD to 100 percent External Base Loading Optional Primarily for process control requirements base loading provides for...

Page 47: ...on This relay will be closed when ice building is in progress and open when ice building has been terminated by either Symbio 800 or remote interlock It is used to signal the system changes required t...

Page 48: ...24 Display Line 3 Large Analog Input 53 0 40 Hand on Key on LCP Disabled 0 41 Off Key on LCP Disabled 0 60 Main Menu Password 999 0 61 Access to Main Menu w o Password Read Only 1 03 Torque Character...

Page 49: ...e ohms 0 0303 0 0303 0 0213 0 0430 0 0201 0 0201 0 0138 0 0308 0 0122 0 0122 0 0087 0 0197 0 0122 1 31 Rotor Resistance ohms 0 0257 0 0257 0 0179 0 0365 0 0146 0 0146 0 0103 0 0227 0 0091 0 0091 0 006...

Page 50: ...user to easily interface with Modbus RTU communication protocol via a single twisted pair wiring from the Symbio 800 controller to a factory installed device LonTalk Building Automation System The Lon...

Page 51: ...fectively divided using an oil separator The oil free refrigerant vapor enters the condenser at State Pt 2 Condensing is accomplished in a shell and tube heat exchanger where refrigerant is condensed...

Page 52: ...sign working pressure Oil Management The unit is configured withanoilmanagement system that ensures proper oil circulation throughout the unit The key components of the system include an oil separator...

Page 53: ...nimizes chiller downtime TheTracer AdaptiView control s operator interface is intended to serve only typical daily tasks The portable PC based service tool software Tracer TU supports service and main...

Page 54: ...Controls 54 RTHD SVX01K EN Figure 23 Tracer TU...

Page 55: ...n chapter Log and Check Sheets p 87 Important 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 provi...

Page 56: ...cally restart the pump when the unit starts normally 3 The unit will start normally provided the following conditions exist a The Symbio 800 receives a call for cooling and the differential to start i...

Page 57: ...sible top level operating mode displayed on Tracer AdaptiView The shading of each software state circle corresponds to the shading on the time lines that show the state the chiller is in There are fiv...

Page 58: ...user Figure 25 Sequence of events power up diagram Display will show either Auto or Stop button as active depressed once it is ready External Power Applied Symbio 800 Fully Operational Booting Symbio...

Page 59: ...ater Flow Starting Compressor Energize Evaporator Water Pump Relay Energize Condenser Water Pump Relay Confirm Evaporator Water Flow Within 20 minutes 6 Sec Filter Confirm Condenser Water Flow Within...

Page 60: ...onfirm Evaporator Water Flow 6 Second Filter Energize Unload Solenoid Confirm Presence of Oil With Optical Oil Sensor 0 to 2 mins Waiting to Start Condenser Water Pump Pre Run Waiting to Start Enforce...

Page 61: ...essor Accelerating Compressor 6 to 64 Seconds Default 7 sec 1 Second Running Figure 31 Sequence of events running Energize Unload Solenoid for 15 Seconds Modulate Motor Frequency and Slide Valve for C...

Page 62: ...paring to Shutdown Energize Unload Solenoid Shutting Down Enforce All Running Mode Diagnostics De Energize Compressor De Energize Condenser Water Pump Relay Energize Unload Solenoid 40 Seconds Confirm...

Page 63: ...ing Diagnostic Normal Non Latching Diagnostic Tracer Stop External Auto Stop Stopped or Run Inhibit Preparing to Shutdown Energize Unload Solenoid Shutting Down De Energize Compressor Energize Unload...

Page 64: ...mmediate Shutdown Non Latching Diagnostic Immediate Shutdown Latching Diagnostic Front Panel Immediate Shutdown Run Inhibit or Stopped De Energize Compressor De Energize Condenser Water Pump Evap Pump...

Page 65: ...nimum Momentary Power Loss Detected Shutting Down Enforce Stop to Start Timer 5 to 200 Seconds 30 Second Default Confirm Condenser Water Flow Within 20 minutes 6 Sec Filter Enforce Power Up Start Dela...

Page 66: ...De Energize Primary Oil Line Solenoid Valve De Energize Condenser Water Pump Relay Confirm No Compressor Currents Within 8 Seconds Energize Oil Heater Open EXV then Close EXV Open EXV 0 to 20 Sec Shu...

Page 67: ...pressures at or near the condenser limit setting The compressor will be unloaded to prevent exceeding the limits Low Evaporator Refrigerant Temperature Inhibit The circuit is experiencing saturated e...

Page 68: ...properties of the POE oil all oil must be stored in metal containers The oil will absorb water if stored in a plastic container Contact Trane service to leak check the chiller inspect safety controls...

Page 69: ...5 Install hoist ring on to the lifting connection on the waterbox Torque to 28 ft lbs 37 Nm Table 19 Operating conditions at full load a a All conditions stated above are based on the unit running ful...

Page 70: ...riod and any required safety precautions should be approved by the company furnishing the materials or performing the cleaning Note Chemical tube cleaning should always be followed by mechanical tube...

Page 71: ...ration hose with a sight tube in the middle to the oil sump drain valve and the condenser service valve at the top of the condenser Using high pressure rated clear hose with appropriate fittings can h...

Page 72: ...ower module fan comes on with power Other fans cycle with drive operation 2 Check historic fault codes using AFD control panel LCP Note The AFD control panel is used ONLY for service and should never...

Page 73: ...sign Note Tracer TU does not support display of Special Action on its Diagnostics pages so that if a diagnostic has a special action defined in the table below it will be displayed only as Information...

Page 74: ...ode The starter module did not receive an Up to Speed or End of Ramp signal from the SSS within 2 5 seconds after commanding a bypass or after the maximum acceleration time had expired whichever is lo...

Page 75: ...igh bus voltage cut out has been exceeded while the AFD is in a non stopped mode Local AFD Bus Under Voltage Chiller Immediate Non latching All The bus voltage dropped below the Low Bus Cutout thresho...

Page 76: ...enser Entering Water Temp Sensor Chiller Warning and Special Action Latch All Bad Sensor or LLID If chiller running and condenser water regulating valve option installed force valve to 100 flow Remote...

Page 77: ...uous flow or if chiller is returned to Stop mode Remote Evaporator Water Flow Overdue Chiller Normal NonLatch Estab Evap Water Flow on going from STOP to AUTO Evaporator water flow was not proven with...

Page 78: ...ed as the filtered discharge temperature nears this trip point Remote High Differential Refrigerant Pressure Chiller Normal Latch Chiller Energized a The system differential pressure was above 160 Psi...

Page 79: ...ds At startup the UCM shall ignore the Discharge Superheat for 5 minutes Remote Low Evaporator Liquid Level Chiller Warning NonLatch Starter Contactor Energized all Stop modes The liquid level sensor...

Page 80: ...c List in Tracer TU Remote No Differential Refrigerant Pressure Chiller Immediate Latch Chiller Energized The system differential pressure was below 7 7 Psid The occurrence of this diagnostic will sat...

Page 81: ...overy Warning NonLatch Start and All Run Mode The heat recovery condenser water pump output was de energize for more than 180 contiguous seconds but the condenser water flow proof input was closed con...

Page 82: ...d the Functional ID has occurred for a 35 40 second period Flow calculation shall be disabled Remote Comm Loss Cond Head Press Cntrl Output Chiller Immediate Latch All Continual loss of communication...

Page 83: ...rmal Latch All Continual loss of communication between the MP and the Functional ID has occurred for a 30 second period Remote Comm Loss Evaporator Water Flow Switch Chiller Immediate Latch All Contin...

Page 84: ...rred for a 30 second period Remote Comm Loss High Pressure Cutout Switch Chiller Normal Latch All Continual loss of communication between the MP and the Functional ID has occurred for a 30 second peri...

Page 85: ...d period Remote Comm Loss Slide Valve Unload Chiller Normal Latch All Continual loss of communication between the MP and the Functional ID has occurred for a 30 second period Remote Comm Loss SSS AFD...

Page 86: ...mine the specific electrical characteristics of a particular chiller see the nameplates mounted on the units Table 28 Wiring drawings wye delta units Drawing Description 2309 7552 Schematic 2309 7553...

Page 87: ...tion before Trane start up is scheduled and for reference during the Trane start up Where the log or check sheet also exists outside of this publication as standalone literature the literature order n...

Page 88: ...Log and Check Sheets 88 RTHD SVX01K EN Page Left Intentionally Blank...

Page 89: ...Check boxes if the task is complete or if the answer is yes 1 Screw Chiller Installation meets foundation requirements In place and piped Isolation pads installed 2 Piping Note See bulletin RLC PRB015...

Page 90: ...ize oil sump and compressor heaters and verify they are operational using a temperature probe If unit was factory charged model number digit 35 A energize heaters for 24 hours prior to start up Import...

Page 91: ..._______________ _____________________________________________________________________________________________________________________ __________________________________________________________________...

Page 92: ...are committed to using environmentally conscious print practices Trane by Trane Technologies NYSE TT a global climate innovator creates comfortable energy efficient indoor environments for commercial...

Page 93: ...eturn Reset Ratio Return Start Reset Return Maximum Reset Outdoor Reset Ratio Outdoor Start Reset Outdoor Maximum Reset Evap Water Pump Cond Water Pump Expansion Valve Control Slide Valve Control Serv...

Page 94: ...ach Temp F Evap Water Flow Switch Status Expansion Valve Position Expansion Valve Position Steps Evap Rfgt Liquid Level in Cond Entering Water Temperature F Cond Leaving Water Temperature F Cond Sat R...

Page 95: ...Notes RTAF SVX001K EN 95...

Page 96: ...are committed to using environmentally conscious print practices Trane by Trane Technologies NYSE TT a global climate innovator creates comfortable energy efficient indoor environments for commercial...

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