Water Furnace TRUCLIMATE 100 Operation & Maintenance Manual
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Water Furnace TRUCLIMATE 100 Operation & Maintenance Manual

60hz reversible water-to-water heat pump
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OPERATION & MAINTENANCE
TRUCLIMATE 100
60HZ
OMT1- 0027W
Reversible Water-to-Water Heat Pump

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  • Page 1 OPERATION & MAINTENANCE TRUCLIMATE 100 60HZ OMT1- 0027W Reversible Water-to-Water Heat Pump...
  • Page 2 Heat exchangers do not fully drain and will freeze unless protected, causing permanent damage. All TruClimate 100 products are tested in accordance to ISO Conforms To UL STDS 60335-1 & 60335-2-40 13256-2 Standard for Water-Cooled Water Chilling and Heat Certified To CSA STDS C22.2 # 60335-1 &...

  • Page 3: Table Of Contents

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Table of Contents UNIT OVERVIEW General Installation Information............4 Nomenclatures .

  • Page 4: General Installation Information

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE General Installation Information NOTICE: Do not store or install units in corrosive environments No person carrying out work in relation to a REFRIGERATING SYSTEM which involves exposing any pipe work shall use any or in locations subject to temperature or humidity extremes.
  • Page 5 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE General Installation Information Installation Space Requirements WARNING Ventilated Area: ensure that the area is in the open or that it NOTE: Equipment with refrigerant charge less than 64 oz does is adequately ventilated before breaking into the system of not require have a minimum floor area requirement and does not conducting any hot work.

  • Page 6: Nomenclatures

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Nomenclature 18-20 24-26 Brand Non-Standard Options T – TruClimate SSS – None Model Future Option 1 – 100 Series N – None Type Future Option R – Heat Pump Chiller N – None Cabinet Configuration Future Option M –...
  • Page 7 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Nomenclature: HydroLink2 Supervisory Control Box 9-10 Family Vintage HSC – HydroLink Supervisory Control * – Factory Use Only Chiller Module N – NXW/T1 – Compact Scroll Non-Standard Option Details D – WC/T5 – Dual Scroll Modular Chiller SS –...

  • Page 8: Physical Data

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Physical Data - Reversible Water-to-Water Heat Pump Model Reversible Water-to-Water Heat Pump Refrigerant R-454B Number of Circuits Factory Charge, lbs [kg]* 7.00 [3.18] 11.50 [5.22] 19.00 [8.61] Compressor Single Speed Scroll Compressor Quantity [tons] 2 [10] 2 [15] 2 [25]...

  • Page 9: Dimensional Data

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Dimensional Data: Dimensional Data Dimensional Data Dimensional Data for unit with enclosure Dimensional Data for unit with enclosure Model Model 64.2 24.1 50.5 15.4 15.5 15.4 12.1 120-180 020-030 [1631] [612] [1283] [175] [432] [353] [432]...
  • Page 10 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Dimensional Data: cont. Dimensional Data Dimensional Data for unit with enclosure Dimensional Data for unit with enclosure Model Model 120-180 65.0 42.0 69.9 19.9 19.5 020-030 240-360 [1651] [1067] [1775] [505] [495] [246] [46] 70.0 42.0...
  • Page 11 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE HydroLink2 Supervisory Control The HydroLink2 Supervisory Control is a Niagara AX based control, designed to consolidate all Chiller mechanical room chillers and hydronic components into one supervisory control. By consolidating all components into one control complete plant room management can be obtained to insure proper operation and easier servicing with a turn-ley solution.
  • Page 12 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE HydroLink2 Supervisory Control cont. • HydroLink2 Control uses powerful 15 Amp convenience outlet Color NIAGARA AX software Platform. touchscreen tablet • HydroLink2 Control with standard I/O 34 and up to two optional I/O 34 modules can be added for fl...

  • Page 13: Hydrolink2 Aurora Controls

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE HydroLink2 Aurora Controls Overview HydroLink2 Control The HydroLink2 Control is a NiagaraAX control that functions The HydroLink2 Aurora Control is the ultimate chiller control as a master control communicating to ABC “A” for compressor system that accurately controls fluid temperatures while A and to ABC “B”...
  • Page 14 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE HydroLink2 Aurora Controls cont. Field Selectable Options via Hardware Software Features DIP Switch (SW1) – Test/Configuration Button (See SW1 Safety Features Operation Table) The following safety features are provided to protect the compressor, heat exchangers, wiring and other components from Test Mode damage caused by operation outside of design conditions.
  • Page 15 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE HydroLink2 Aurora Controls cont. Freeze Detection - Refrigerant (Source – E5 or Load Operation Description HX E4) – Freeze detection can be triggered by either a Power Up - The unit will not operate until all the inputs and 30 sec.
  • Page 16 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE HydroLink2 Aurora Controls cont. Other Modes of Operation HydroLink2 Aurora in BAS Applications Load Shed - The LS input or communicated signal disables all The HydroLink2 Aurora is designed to allow chillers to be outputs with the exception of the blower output.
  • Page 17 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE HydroLink2 Aurora Controls cont. HydroLink2 Aurora Features HydroLink2 Aurora Touch Interface • Built-in surge transient protection circuitry Utilizing a wireless 10” color touch-screen interface, the • Operating range of -20° to 140°F [-28.9°C to 60°C]; 10 to HydroLink2 provides a technician the ability to configure and 95% relative humidity, non-condensing diagnose equipment at the unit.
  • Page 18 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE HydroLink2 Aurora Controls cont. Fault, Configuration and Status Codes Fault Reset/ Fault Flash Lockout Fault Condition Summary Code Remove Code * Normal - No Faults Fault-Input Auto Tstat input error. Autoreset upon condition removal. Hard or Fault-High Pressure HP switch has tripped (>600 psi)
  • Page 19 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE HydroLink2 Aurora Controls cont. Other User Defined Field I/O Field Relay 5 and 6 – This shows the state of the Field Relay 5 and 6 on AXB A and B (labeled K5). When Field Relay is “ON” Field Temp 1 and 2 - Can display the temperature of a field the Field Relay 1 and 2 will be engaged.
  • Page 20 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet Color Touch Tablet The Color Touch Tablet utilizes a touch-screen interface and HydroLink2 Aurora provides technicians with the ability to configure and diagnose equipment at the unit. Technicians have full access to equipment status, parameter values, temperature, and humidity sensing as well as access to alarm and trend history.
  • Page 21 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. System Screen Displays chiller status, operation, compressor status, source/load fluid temperatures, and control method. This screen gives an overview of the chiller with ability to change the mode and set point condition directly from this screen. - Indicates a variable that can be changed via a single tap on the text box area.
  • Page 22 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Circuit A/Circuit B Screens As the title suggests, these screen display information regarding the compressor circuit of interest. From this screen, refrigerant pressure and temperature values are displayed along with superheat, subcooling, and refrigerant saturation values. Compressor amperage, run hours, and estimated power are also displayed here.
  • Page 23 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Overview Screen The overview screen provides a binary snapshot of all system variables available to the HydroLink2 Aurora Control system. This screen is arguably the most powerful of all the screens and provides the technician with the value and status for every point in the system.
  • Page 24 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Temperature Control Settings Screen The unit will operate with 3 different control methods. The three options include, Setpoint Control using selectable onboard sensors and a PID loop, Aquastat mode using external (field supplied) 24V temperature sensor and 24VAC commands directly to the unit, Network Mode with operation commands directly thru BACnet communication.
  • Page 25 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Manual Commands Screen HydroLink2 Aurora allows several manuals commands that can either be ‘network communicated’ or in some cases even hardwired to the boards using a daisy chained grounding signal. Emergency Shutdown –...
  • Page 26 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Load Side Fluid Settings Screen Load Side Fluid Settings window allows calibration and Load Side Fluid Fault and Alarm settings. ELT - Sensor Calibration – This allows adjustment up or down of the ELT sensor for better calibration. Enter -1 (minus 1) to lower the reading to match a reference measurement and 1 to raise the reading by a degree.
  • Page 27 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Source Side Fluid Settings Screen Source Side Fluid Settings window allows calibration and Source Side Fluid Fault and Alarm settings. EST - Sensor Calibration – This allows adjustment up or down of the EST sensor for better calibration. Enter -1 (minus 1) to lower the reading to match a reference measurement and 1 to raise the reading by a degree.
  • Page 28 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. PID Controller Screen The setpoint control method utilizes an internal PID (proportional integral derivative) algorithms. The PID is commonly used as a control feedback loop to maintain a temperature setpoint. Three control accuracy defaults have been setup. Simply select the temperature control accuracy desired.
  • Page 29 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Configuration Screen The configuration window allows setup of the energy and performance monitoring as well as other settings such as lead/ lag and water valve timing. Energy Monitoring Energy Compressor Monitoring –...
  • Page 30 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Dip Switch Settings Screen Each compressor has on its ABC board an 8 pin DIP allowing custom configurations of the operation. Both Circuit A and Circuit B are shown on screen.
  • Page 31 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. System Name Options Screen System Name - Each unit can have a custom alphanumeric name to better identify it in the BAS or local wifi displays. For example a name such as Mech Rm 2 –...
  • Page 32 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. BACnet/MSTP Configuration Network Number – The network number can be assigned from 8100 thru 8199. BACnet only allows a maximum of 99 id’s per trunk. Object ID - The object ID can be assigned from 8100 thru 8199.
  • Page 33 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Network Settings Ethernet Port 1 (Customer Use) – This port is not used from the factory and can be setup for field use to connect such as connecting to another local area network router.
  • Page 34 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Ethernet Port 1 & 2 WARNING: Changing Ethernet Port 2 (en1) settings may cause the touchscreen tablet to stop functioning correctly. Addressing Mode – This setting is dependent upon the setup of the field implementation network. Static IP addressing is used to assign an unchanging IP address.
  • Page 35 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. DNS Hosts DNS Host 1 – The IP Address of DNS Host 1. DNS Host 2 – The IP Address of DNS Host 2. Diagnostic Screens As the name suggests, the “Diagnostic”...
  • Page 36 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. ABC Inputs Screen Both Circuit A and Circuit B are shown on screen. High Pressure Switch – The HP switch displays the position of the High pressure switch on the compressor discharge. Closed is the normal operation position, and open is a fault.
  • Page 37 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. ABC Outputs Screen Both Circuit A and Circuit B are shown on screen. CC (Compressor Contactor) – This shows the state of the CC relay on the two ABC’s. When CC is “ON” the compressor power contactor should be engaged.
  • Page 38 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. AXB Inputs Screen Both Circuit A and Circuit B are shown on screen. Discharge Pressure - Displays the value of the discharge pressure transducers. Suction Pressure - Displays the value of the suction pressure transducers. Suction Temperature - Displays the temperature of the suction line near the compressors.
  • Page 39 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. AXB Outputs Screen Both Circuit A and Circuit B are shown on screen. VS Pump % (Source/Load) - Displays the PWM output (0-100%) of the optional field installed source and load VS Pump. Outputs are connect to AXB A and B P2-VS Pmp.
  • Page 40 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Monitoring Screen Both Circuit A and Circuit B are shown on screen where applicable. Energy Monitoring Line Voltage – Displays the calibrated Line Voltage as monitored by the Aurora Control after the transformer. Combined Total Power –...
  • Page 41 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Performance Monitoring Both Circuit A and Circuit B are shown on screen. Entering Source Temp (EST) - Displays the temperature of the source entering water temperatures on the AXB A pin P1 – Ent Wtr.
  • Page 42 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Alarms Screen Both Circuit A and Circuit B are shown on screen where applicable. Current Lockouts – Displays the current lockout condition. Alarm Reset – button allows resetting of the alarm. NOTE: For a comprehensive list of Alarms/Fault Codes, please reference the "Faults, Configuration and Status Codes"...
  • Page 43 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Fault history Screen Last Faults – Displays the last fault seen by the Circuit A or Circuit B ABC controller. Fault Counts – Displays the number of Faults of all types by either circuit. Reset Faults button –...
  • Page 44 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Using the HydroLink2 Aurora Color Touch Tablet cont. Aurora Network Configuration Screen This screen shows the proper communication status and software revision of each communicating board. The HydroLink2 Aurora controller software and App version is also shown.

  • Page 45: Electrical Data

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Electrical Data Reversible Water-to-Water Heat Pump (20-50 Ton) Electrical Table Rated Voltage Total Compressor Model Voltage Min/Max Unit Circ Fuse/ Fuse/ HACR HACR 208-230/60/3 187/253 52.2 35.2 250.0 70.4 79.2 80.0 460/60/3 414/506 27.0 19.2 140.0...
  • Page 46 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE TO-WATER HEAT PUMP OPERATION & MAINTENANCE Electrical Data Data Figure 6: Control Box ntrol Box Color touchscreen tablet displays Factory installed information fused or non-fused from HydroLink2 disconnect to isolate Aurora Controls electrical supply System providing configuration, operational...

  • Page 47: Thermistor And Compressor Resistance

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Thermistor and Compressor Resistance Compressor Resistance Model 208-230 0.33 / 0.33 / 0.33 1.13 / 1.11 / 1.10 1.73 / 1.66 / 1.75 0.20 / 0.20 / 0.20 0.57 / 0.57 / 0.57 0.83 / 0.83 / 0.83 1.32 / 1.32 / 1.32 0.13 / 0.13 / 0.13...

  • Page 48: Water Quality

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Water Quality 1.0. Minimum Fluid Volume 1.4. Flow Sensing Devices Water-to-water heat pumps require a minimum amount A fl ow switch or equivalent must be installed on the of source and load side fl uid volume to ensure accurate evaporator for each unit to be installed.
  • Page 49 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Water Quality cont. 1.6. Insulation 1.7. Brine Applications Heat pumps are built with factory installed insulation Applications where the leaving fl uid temperature goes on any surface that may be subject to temperatures below 40°F a suitable brine solution must be used.

  • Page 50: System Cleaning And Flushing

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE System Cleaning & Flushing In boiler/tower application, set the loop control panel Cleaning and Flushing set points to desired temperatures. Supply power to all Prior to start up of any heat pump, the water circulating motors and start the circulating pumps.

  • Page 51: Antifreeze Corrections

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Antifreeze Corrections Catalog performance can be corrected for antifreeze use. Please use the following table and note the example given. Heating Cooling Antifreeze % Pressure Antifreeze Type by wt Drop Load Source Load Source EWT - °F [°C] 90 [32.2]...

  • Page 52: Operating Parameters

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Operating Parameters Heating Mode Entering Entering Suction Discharge Superheat Subcooling Load Temp (˚F) Source Temp (˚F) Pressure (psig) Pressure (psig) (˚F) (˚F) 75-100 200-215 10-12 10-13 100-125 200-215 12-14 8-12 125-150 215-230 14-18 8-12 150-165 230-255...

  • Page 53: Pressure Drop

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Pressure Drop Reversible Water-to-Water Heat Pump Pressure Drop (Source and Load) Pressure Drop (psi) Model 30°F 50°F 70°F 90°F 110°F 3/5/24...

  • Page 54: Typical Piping

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Typical Piping Standard Piping Factory Installed Field Supplied and Installed Pump Isolation Valves From Load 1/4” NPT Strainer Brazed Plate Water Pressure/Temperature Heat Exchanger Temperature Port Sensors To Load Isolation Valve Note: System piping should have drain ports to enable flushing and cleaning of heat exchangers. On systems utilizing pumps with VFDs, an automatic flow control valve must be installed.

  • Page 55: Reference Calculations

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Reference Calculations Heating Calculations: Cooling Calculations: LWT = EWT - LWT = EWT + GPM x 500* GPM x 500* NOTE: * When using water. Use 485 for 15% methanol/water or Environol solution. Legend Abbreviations and Definitions = entering load fluid temperature to heat pump...

  • Page 56: Factory Startup

    Factory Startup Job Site Recording Process Complete the top of the TruClimate 100 Start-Up Form for each unit. *Be sure to note the mode (Heat/Cool) you will be testing the unit in as well as freeze protection details of type and concentration (Test to Verify). If starting-up in both heating and cooling modes, a start-up form for each mode will need to be completed.

  • Page 57: Pre-Startup Checklist

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Pre-Startup Check-List CHILLER PRE-START-UP CHECKLIST Date: Project Name: Mechanical Contractor: Address: Contact Name: City/State/Zip: Telephone: WaterFurnace Order #: Purchase Order #: Prior to starting the chiller(s), the mechanical contractor is responsible for reviewing all of the installation and operational information supplied by the manufacturer to ensure that the system is ready to be started.

  • Page 58: Startup Form

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Startup Form Start-up Date Unit Model # Size: Unit Tag # Unit Serial # Start-up Company Start-Up Mode Employee Name Cooling / Heating Job Name Voltage across L1-L2 Water Side Voltage across L2-L3 Balance Complete Voltage across L1-L3 YES / NO...

  • Page 59: Electrical System And Controls - Safety Circuit

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Electrical System and Controls - Safety Circuit WARNING WARNING Do not apply any permanent inductive or capacitance During repairs to sealed components, all electrical loads to the circuit without ensuring that this will not supplies shall be disconnected from the equipment being exceed the permissible voltage and current permitted for worked upon prior to any removal of sealed covers, etc.

  • Page 60: Preventative Maintenance

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Preventative Maintenance Replacement Procedures Unit Heat Exchanger Maintenance When contacting the company for service or replacement Keep all air out of the water or antifreeze solution. parts, refer to the model number and serial number of the Keep the system under pressure at all times.
  • Page 61 REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Troubleshooting Should a major problem develop, refer to the following information for possible causes and corrective steps. If compressor won’t run: The fuse may be open or the circuit breaker is tripped. Check electrical circuits and motor windings for shorts or grounds.

  • Page 62: Heating And Cooling Cycle Analysis

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Heating/Cooling Cycle Analysis ______PSI = ______SAT°F ______°F Braze Plate Suction Compressor Discharge ______°F Liquid Line ______PSI = ______SAT°F Braze Plate ______°F Unit Amp Draw ____________ Entering Source Water ________°F Line Voltage _________ Entering Water Pressure Drop _____ PSI Loop:______ Open ______ Closed Leaving Source Water ________°F Subcooling _______...

  • Page 63: Troubleshooting Form

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Troubleshooting Form Company Name: _________________________________ Company Phone No: ______________________________ Technician Name: ________________________________ Date: __________________________________________ Model No: ______________________________________ Serial No:_______________________________________ Owner’s Name: __________________________________ Open or Closed Loop: _____________________________ Installation Address: ______________________________ Installation Date: _________________________________ Check One Start up/Check-out for new installation Troubleshooting...

  • Page 64: Decommissioning

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Decommissioning Before carrying out this procedure, it is essential that the technician is completely familiar with the equipment and all its detail. It is recommended good practice that all refriger- ants are recovered safely. Prior to the task being carried out, an oil and refrigerant sample shall be taken in case analysis is required prior to re-use of recovered refrigerant.

  • Page 65: Refrigerant Recovery

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Refrigerant Recovery When removing refrigerant from a system, either for servicing The recovered refrigerant shall be processed according to or decommissioning, it is recommended good practice that all local legislation in the correct recovery cylinder, and the refrigerants are removed safely.

  • Page 66: Charging Procedures

    REVERSIBLE WATER-TO-WATER HEAT PUMP OPERATION & MAINTENANCE Charging Procedures In addition to conventional charging procedures, the following requirements shall be followed. • Ensure that contamination of different refrigerants does not occur when using charging equipment. • Hoses or lines shall be as short as possible to minimise the amount of refrigerant contained in them.

  • Page 67: Revision Guide

    Revision Guide Pages: Description: Date: Feb 23 2024 Document Creation Misc. Physical data table (charge weights), tonnage listing adjustment, AHRI safety listing 23 May 2024 language adjustment...
  • Page 68 Manufactured by WaterFurnace International, Inc. 9000 Conservation Way Fort Wayne, IN 46809 www.waterfurnace.com *OMT1-0027W* Product: TruClimate 100 Type: Reversible Water to Water Heat Pump - 60 Hz Size: 20-50 Tons Document: Operation & Maintenance Manual OMT1-0027W 05/24 ©2024 WaterFurnace International, Inc., 9000 Conservation Way, Fort Wayne, IN 46809-9794. WaterFurnace has a policy of continual product research and development and...

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