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Trane WSHP-SVX021B-EN Installation, Operation And Maintenance Manual
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Trane WSHP-SVX021B-EN Installation, Operation And Maintenance Manual

Trane WSHP-SVX021B-EN Installation, Operation And Maintenance Manual

Water source heat pump
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Installation, Operation, and Maintenance
Water Source Heat Pump
Axiom™ Rooftop
Standard Efficiency
3 to 25 Tons 60Hz
Only qualified personnel should install and service the equipment. The installation, 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 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 2025
SAFETY WARNING
WSHP-SVX021B-EN

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Summary of Contents for Trane WSHP-SVX021B-EN

  • Page 1 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. WSHP-SVX021B-EN February 2025...

  • Page 2: Warnings, Cautions, And Notices

    (HCFCs). Not all refrigerants containing these compounds bump cap, fall protection, electrical PPE and arc have the same potential impact to the environment. Trane flash clothing). ALWAYS refer to appropriate advocates the responsible handling of all refrigerants.

  • Page 3: Product Safety Information

    Follow EHS Policies! This document and the information in it are the property of Trane, and may not be used or reproduced in whole or in Failure to follow instructions below could result in part without written permission. Trane reserves the right to death or serious injury.
  • Page 4 (FIAHTST001*) ..... . . 10 Horizontal Units ......40 WSHP-SVX021B-EN...

  • Page 5: Table Of Contents

    Electrical Phasing (Three Phase Motors)........54 WSHP-SVX021B-EN...

  • Page 6: Model Number Description

    Digit 17 — Coil Protection C = 9kW Electric Heat E = 12kW Electric Heat 0 = None G = 18kW Electric Heat K = 27kW Electric Heat N = 36kW Electric Heat P = 54kW Electric Heat R = 72kW Electric Heat WSHP-SVX021B-EN...
  • Page 7 7 = Insulated Copper-Water Coil 8 = Insulated Cupro-Nickel Water Coil Digit 42 — Freeze Protection A = 20°F Freezestat (For Glycol Loop) B = 35°F Freezestat (For Water Loop) Digit 43 — Special 0 = Standard Unit S = Special Unit WSHP-SVX021B-EN...

  • Page 8: General Information

    The nameplate for the compressors are located on the side provided in the building. Isolate all side panel service of the compressor. entrances and base pan openings (e.g., conduit holes, S/A and R/A openings, and water inlet/outlet) from the ambient air until the unit is ready for start-up. WSHP-SVX021B-EN...

  • Page 9: System Input Devices And Functions

    2 minutes. diagnostic generated, if applicable, and a manual reset The system will continue to operate regardless of the status required to restart the compressor. of the filter switch. For further details, see Clogged Filter Switch - Installation Instructions (ACC-SVN238*-EN). WSHP-SVX021B-EN...

  • Page 10: High Pressure Control

    (BAYSENS073*) has been lowered approximately 25ºF below the cutout setpoint. This sensor features remote zone sensing and timed override with override cancellation. It is used with a Trane Digital Display Zone Sensor Integrated Comfort™ building management system. (BAYSENS135*) Integrated Comfort System LCD display provides heat, cool, auto, on, and off status.

  • Page 11: Phase Monitor

    The power supply circuit is not balanced with the proper phase sequence of L1, L2, L3 for the 3 conductors of a 3 phase circuit. – The line to line voltage is not between 180 volts and 633 volts. WSHP-SVX021B-EN...

  • Page 12: Operating Limits

    Water limits Min. entering water temperature 45°F (7°C) 25°F (-4°C) Max. entering water temperature 120°F (49°C) 86°F (30°C) Max. water pressure 400 PSIG (2758 kPa) Water flow range 2.0 to 3.75 GPM/ton See performance tables for each model’s rated values. WSHP-SVX021B-EN...

  • Page 13: Pre-Installation

    3. If an element has detached from its ceramic insulator, carefully put it back into place. Precautionary Measures 4. Replace the heater elements if they present symptoms noted in the above Step 2.a and 2.c. • Avoid breathing fiberglass dust. WSHP-SVX021B-EN...
  • Page 14 Installation, repair, removal, or disposal should be performed by trained service personnel. A2L Work Procedures At all times, Trane’s maintenance and service guidelines shall be followed. If in doubt, contact Trane technical WARNING support for assistance. Risk of Fire — Flammable Refrigerant!

  • Page 15: Leak Detection

    (Detection equipment shall be calibrated in a accelerate defrosting of components. Use only defrost and refrigerant-free area.) Ensure that the detector is not a cleaning procedures recommended by Trane. Do not potential source of ignition and is suitable for the refrigerant pierce or burn.

  • Page 16: Refrigerant Charging

    Part 2-40: Particular Requirements for Electrical Heat Verify the equipment refrigerant charge is in accordance Pumps, Air-Conditioners and Dehumidifiers, which defines with the room area limitation as described in Minimum safe design and use strategies for equipment using A2L Room Area Limits section. WSHP-SVX021B-EN...
  • Page 17 15.5-17 7-7.7 232.1-254.5 21.5-23.6 GSK102 16.5-18 7.4-8.1 247-269.5 22.9-25 GSK120 21.5-24.9 9.7-11.2 321.9-372.8 29.9-34.6 GSK150 31.5-37.5 14.3–17.0 471.7–561.5 43.8–52.2 GSK180 32-33 14.4-14.9 479.2-494.1 44.5-45.9 GSK210 31-33 14-14.9 464.2-494.1 43.1-45.9 GSK240 38-42 17.2-19 569-628.9 52.8-58.4 GSK300 35-36 15.8-16.3 524.1-539.1 48.6-50 WSHP-SVX021B-EN...
  • Page 18 (TA) of all rooms connected by ducts, may • Units without airflow proving will disable electric heat be used instead of A. sources. Rooms connected by drop ceilings only are not considered Building fire and smoke systems may override this function. a single room. WSHP-SVX021B-EN...
  • Page 19 If the refrigerant sensor has a fault, is at the end of its life, The refrigerant sensors do not need service. Use only or is disconnected, the unit will initiate the mitigation manufacturer-approved sensors when replacement is actions. Mitigation actions may be verified by disconnecting required. the sensor. WSHP-SVX021B-EN...

  • Page 20: Dimensions And Weights

    15-1/4 [381] 11-1/4 9-5/8 [279] [244] 23-1/2 [597] UNIT CONTROL SERVICE GAUGE WIRE Ø2"(51mm) PORT ACCESS Ø1 3/8"(35mm) SERVICE GAUGE PORT ACCESS 42-3/8 4-7/8 Ø1-3/8" (35 MM) [1072] [117] UNIT POWER 7-5/8 WIRE Ø2"(51mm) [194] 69-7/8 [1778] 44-1/4 [1124] WSHP-SVX021B-EN...
  • Page 21 Figure 3. A.0 cabinet – horizontal airflow supply/return 3/4-14 NPT DRAIN CONNECTION RETURN 23-3/8 [594] 14-7/8 [378] SUPPLY 4-3/4 [121] 3-7/8 [97] 13-1/4 [337] 8-7/8 [226] 17-1/4 [437] [356] 4-3/8 12-5/8 [321] 9-1/2 [111] [241] WATER OUT 1-1/2 [38] WATER IN WSHP-SVX021B-EN...
  • Page 22 65 3/16” 213 MM 1568 MM 1656 MM 14” 16 3/4” 356 MM 425 MM 1 3/4” 44 MM 17 7/8” 454MM 40 7/8” 65 13/16” 1038 MM 1670 MM 41 7/16” 2” 1053 MM 51 MM 2” 51 MM WSHP-SVX021B-EN...
  • Page 23 Figure 6. A.0 cabinet – downflow duct connections, field fabricated 14 1/16” (357 MM) 24 3/8” 16 3/16” (619 MM) (411 MM) 17 1/16” (433 MM) ALL FLANGES 1 1/4” (32 MM) 14” (356 MM) Figure 7. A.0 cabinet – swing diameter for hinged door(s) option 40-3/4 1035 WSHP-SVX021B-EN...
  • Page 24 Figure 9. B.0 cabinet – downflow airflow supply/return, through-the-base utilities 7-1/8 [76] [181] 3-21/32 2X 17-1/2 9-13/16 [93] [445] [250] 2-7/16 9-1/2 [62] [241] 13-1/2 [343] 3-31/32 [101] 2X 3 32-1/8 [76] [816] [838] 4-5/32 [106] THROUGH-THE-BASE ELECTRICAL 27-9/16 [700] WSHP-SVX021B-EN...
  • Page 25 CLEARANCE 36” (914 MM) DOWNFLOW - 36” (914 MM) TYPICAL ROOF OPENING CLEARANCE FROM TOP OF UNIT 72” 46” 46” 88 5/8” 1168 MM 1168 MM 2251 MM 53 1/4” 1352 MM CLEARANCE 36” (914 MM) CLEARANCE 48” (1219 MM) WSHP-SVX021B-EN...
  • Page 26 50 3/8” 51 MM 1280 MM 2” 51 MM Figure 13. B.0 cabinet – downflow duct connections, field fabricated 17 3/4” 451MM 17 3/4” 451MM 33 3/4” 857 MM 33 3/4” 857 MM ALL FLANGES 1 1/4" (31 MM) WSHP-SVX021B-EN...
  • Page 27 WIRE Ø2" (51mm) UNIT POWER WIRE Ø2" (51mm) ALTERNATE SERVICE GAUGE CONDENSATE PORT ACCESS CONNECTION Ø1-3/8 (35mm) Ø3/4-14 NPT 27-5/8 [702] COMPRESSOR ACCESS PANEL 47-7/8 [1216] 4-7/8 [124] 9-1/4 9-5/8 [244] [235] 99-5/8 [2530] 11-1/4 63-1/4 [286] [1607] 15-1/4 [387] WSHP-SVX021B-EN...
  • Page 28 THROUGH-THE-BASE ELECTRICAL [700] Figure 17. C.0 cabinet – horizontal airflow, supply and return RETURN 32-1/4 [819] SUPPLY 4-3/4 [121] 3-7/8 [98] 16-3/4 [425] 9-3/8 [238] 19-1/4 [489] 7-5/8 [194] 3/4-14 NPT 9-3/8 DRAIN [238] CONNECTION 21-3/16 [635] [538] 6-3/4 [171] WSHP-SVX021B-EN...
  • Page 29 470 MM 1” 2045 MM 25 MM 1” 25 MM 14” 356 MM 1 3/4” 34 3/8” 873 MM 44 MM 59 7/8” 1521 MM 84 1/2” 2146 MM 60 3/8” 1534 MM 2” 51 MM 2” 51 MM WSHP-SVX021B-EN...
  • Page 30 Figure 20. C.0 cabinet – swing diameter for hinged door(s) option 11" [279] 17-3/8" [443] 21-3/4" [554] 35" [890] Figure 21. A.0, B.0 and C.0 cabinets – standard economizer, manual or motorized fresh air damper ECONOMIZER HOOD BAROMETRIC RELIEF HOOD WSHP-SVX021B-EN...
  • Page 31 Figure 22. A.0, B.0 and C.0 cabinet – power exhaust with standard economizer ECONOMIZER HOOD POWER EXHAUST Dimension Cabinet inch inch inch inch 6 1/4 16 3/4 12 1/2 6 1/4 B.0 and C.0 6 3/8 20 1/2 16 3/4 7 1/4 WSHP-SVX021B-EN...
  • Page 32 Figure 23. A.0, B.0 and C.0 cabinet – power exhaust with low leak economizer ECONOMIZER HOOD POWER EXHAUST Dimension Cabinet inch inch inch inch 2 1/2 19 3/4 B.0 and C.0 2 1/2 19 3/4 29 1/4 33 1/2 WSHP-SVX021B-EN...
  • Page 33 14 3/8" 39 1/2" 19 1/4" [533] [167] [365] [1003] [489] 4" 9 7/8 [101] [251] 4" [101] 6 1/2" [165] 10" 31 7/16" [240] [798] 65" [1651] 73 1/2" [1867] 55 3/8" 7 5/8" [140] [195] THROUGH-THE-BASE ELECTRICAL WSHP-SVX021B-EN...
  • Page 34 Figure 27. D.0 and D.1 cabinets – unit clearance and roof opening CLEARANCE 36” 914 MM UNIT OUTLINE CLEARANCE 68” 1727 MM CLEARANCE FORM TOP OF UNIT 72” (1829 MM) ROOF 76 1/2” OPENING 1943 MM CLEARANCE 48” 1219 MM 81” 2057 MM FRONT OF UNIT CLEARANCE 60” 1524 MM WSHP-SVX021B-EN...
  • Page 35 1765 MM 14 1/16” 357 MM 2” 51 MM 81” 7 1/2” 2057 MM 191 MM 117 3/16” 2977 MM Figure 29. D.0 and D.1 cabinets – swing diameter for hinged door(s) option 30" 32" [754] [809] 36" [907] WSHP-SVX021B-EN...
  • Page 36 Figure 30. D.0 and D.1 cabinets – power exhaust 7.0" 4.4" 21.4" 22.7" clearances are the minimum distances necessary to assure adequate serviceability, cataloged unit capacity, and peak operating efficiency. Clearances illustrates the minimum operating and service clearances for either a single or multiple unit installation. These WSHP-SVX021B-EN...
  • Page 37 Weights are approximate. Weights do not include additional factory or field installed options/accessories. For option/accessory additional weights to be added to unit weight, reference the following table. Figure 31. Center of gravity Compressor Ref Corner Note: Corner weights and center of gravity do not include accessories. WSHP-SVX021B-EN...

  • Page 38: Lifting And Rigging

    Lifting cables (chains or slings) may not be of the same length. Adjust as necessary for even unit lift. WSHP-SVX021B-EN...
  • Page 39 Dimensions and Weights Figure 32. Rigging and center of gravity — 3 to 25 tons WSHP-SVX021B-EN...

  • Page 40: Installation

    Provide concrete footings at each support Supply and return air openings as viewed from the rear of location with a “full perimeter” support structure or a slab the unit are shown in the following drawings. foundation for support. Refer to the weights information in WSHP-SVX021B-EN...
  • Page 41 ALTERNATE CONDENSATE CONNECTION Ø3/4-14 NPD 27-5/8 [702 ] 47-7/8 [1216] UNIT CONTROL WIRE Ø2"(51mm) 9-5/8 SERVICE GAUGE [244] PORT ACCESS Ø1-3/8 (35mm) 4-7/8 88-5/8 11-1/4 [124] [2252] [286] 9-1/4 UNIT POWER [235] WIRE Ø2" (52mm) 15-1/4 [386] 53-1/4 [1353] WSHP-SVX021B-EN...
  • Page 42 Figure 36. 12.5 to 25 tons standard efficiency – horizontal airflow supply/return RETURN 12-3/4 [324] 46-1/2 [1181] 25-1/2 SUPPLY [648] 6-1/8 5-5/8 [156] [143] [152] 8-1/8 [508] 29-1/8 [206] [740] 27-3/8 26-3/4 [695] [679] 24-1/2 2 x 31-3/8 [622] [797] 20-7/8 22-5/8 [575] [530] WSHP-SVX021B-EN...
  • Page 43 Figure 37. 3 to 5 tons standard efficiency – downflow airflow supply/return, through-the-base utilities 6-1/2 [165] [76] 9-9/32 3-21/32 15-1/2 [236] 4-1/2 2-7/8 [93] [356] [394] [114] [73] 8-1/2 [216] 3-31/32 [101] [457] [76] [610] 23-17/32 THROUGH THE BASE ELECTRICAL 4-5/32 [597] [106] WSHP-SVX021B-EN...
  • Page 44 Figure 39. 10 tons standard efficiency – downflow airflow supply/return, through-the-base utilities 18-3/16 2X 17-1/2 9-13/16 [462] [445] [250] [76] 3-5/8 2-7/16 21-1/16 [92] [62] [535] 17-1/16 [433] [101] 2X 3 [76] 32-1/8 [816] [838] 4-5/32 [106] 27-9/16 [700] THROUGH-THE-BASE ELECTRICAL WSHP-SVX021B-EN...

  • Page 45: Roof Curb

    If a Curb Accessory Kit is not used: Refer to unit nameplate and installation instructions • The ductwork can be attached directly to the factory- for proper clearances. provided flanges around the unit’s supply and return air WSHP-SVX021B-EN...

  • Page 46: Rigging

    5. Test-lift the unit to ensure it is properly rigged and General Unit Requirements balanced, make any necessary rigging adjustments. The checklist listed below is a summary of the steps required to successfully install a commercial unit. This checklist is intended to acquaint the installing personnel WSHP-SVX021B-EN...

  • Page 47: Factory Installed Economizer

    4. Slide the top bracket down the aluminium sensing tube. • For 12.5 to 25 ton units with standard or low leak economizers, also secure the tube to the top right side of the horizontal opening flange (right side WSHP-SVX021B-EN...

  • Page 48: Air-Fi® Wireless Communication Interface

    For variable frequency drives or other energy storing components provided by Trane or others, refer to the appropriate manufacturer’s literature for allowable waiting periods for discharge of capacitors. Verify with a CAT III or IV voltmeter rated per NFPA 70E that all capacitors have discharged.

  • Page 49: Condensate Drain Configuration

    All field wiring MUST be performed by qualified personnel. Improperly installed and grounded field wiring poses FIRE and ELECTROCUTION hazards. To avoid these hazards, you MUST follow requirements for field wiring installation and grounding as described in NEC and your local/state/national electrical codes. WSHP-SVX021B-EN...

  • Page 50: Standard Wiring

    Controls using 24 VAC Before installing any connecting wiring, refer to the Dimensions and Weights chapter for the electrical access WSHP-SVX021B-EN...

  • Page 51: Component Failure

    Controls using DC Analog Input/Outputs (Standard Low Voltage Multi conductor Wire) Before installing any connecting wiring between the unit and components utilizing a DC analog input\output signal, refer to the Dimensions and Weights chapter for the electrical access locations provided on the unit. WSHP-SVX021B-EN...

  • Page 52: Dc Conductors

    50° 10.0 19.96 averaging. 55° 12.8 17.47 • Example #3 illustrates the circuit required for this sensor. lists the temperature versus resistance 60° 15.6 15.33 coefficient for all sensors. 65° 18.3 13.4 70° 21.1 11.89 WSHP-SVX021B-EN...
  • Page 53 Table 9. Temperature vs. resistance (continued) Table 9. Temperature vs. resistance (continued) Temperature Temperature Nominal Resistance Nominal Resistance (kOhms) (kOhms) Degrees °F Degrees °C Degrees °F Degrees °C 75° 23.9 10.50 90° 32.2 7.330 80° 26.7 9.297 95° 35.0 6.528 85° 29.4 8.247 WSHP-SVX021B-EN...

  • Page 54: Pre-Start

    Excessive three phase voltage imbalance between phases will cause motors to overheat and eventually fail. The maximum allowable voltage imbalance is 2 percent. WSHP-SVX021B-EN...

  • Page 55: Compressor Crankcase Heaters

    5. Restore the main electrical power and recheck the phasing. If the phasing is correct, open the disconnect The modes shown below can be initiated. Depending on switch or circuit protection switch and remove the the equipment configuration, the controller will energize the phase sequence indicator. WSHP-SVX021B-EN...
  • Page 56 Water Source Heat Pump Axiom™ Rooftop Application state once initiated. For detailed information on how each Guide (ACC-APG003*-EN). Service Test State is interpreted based on the equipment’s Figure 53. Symbio 700 service test mode WSHP-SVX021B-EN...

  • Page 57: Unit Start-Up

    Close the main disconnect switch or circuit protector disconnect switch to the Off position or proceed to the switch that provides the supply power to the units next component start-up procedure. Remove terminal block or the unit mounted disconnect switch. electromechanical test mode connections (if applicable). WSHP-SVX021B-EN...

  • Page 58: Safety Alert

    123.1 0.071 0.533 GSK048 209.0 0.121 0.905 GSK060 250.5 0.145 1.084 *GSK072 - 092 332.6 0.192 1.439 *GSK102 - 120 468.0 0.271 2.026 *GSK150 - 210 809.7 0.469 3.505 *GSK240 - 300 1072.2 0.620 4.642 Note: Volume includes headers. WSHP-SVX021B-EN...

  • Page 59: Maintenance

    Make any necessary repairs. section(s) of the smoke detector Installation and • Verify that the electric heat system operates properly. Maintenance Instructions provided with the literature package for this unit. WSHP-SVX021B-EN...

  • Page 60: Coil Cleaning

    Sulfates Less than 25 ppm personal illness or injury or severe equipment damage. Chlorides Less than 125 ppm 5. Pour the cleaning solution into the sprayer. If a high pressure sprayer is used: Carbon Dioxide Less than 75 ppm WSHP-SVX021B-EN...

  • Page 61: Annual Maintenance

    - ok - low - low - ok - ok - low - low - ok - ok - low - low Note: Check and record the data requested above each month during the cooling season with the unit running. WSHP-SVX021B-EN...

  • Page 62: Troubleshooting

    Troubleshooting Refer to the Symbio™ 700 Controller with Water Source Heat Pump Axiom™ Rooftop Application Guide (ACC- APG003*-EN). WSHP-SVX021B-EN...

  • Page 63: Wiring Diagrams

    SCHEMATIC; SHEET 9, CONTROLS, XM30/XM32 EXPANSION MODULES Main Unit 12134448 SCHEMATIC/COMPONENT LOCATION – ELECTRIC HEAT – 9 and 18 kW Symbio 700 Electric Heat 230V 12134301 208/240V SCHEMATIC/COMPONENT LOCATION – ELECTRIC HEAT – 27 and 36 kW Symbio 700 Electric Heat 230V 12134302 208/240V WSHP-SVX021B-EN...
  • Page 64 DIAGRAM; COMPONENT LOCATION, COOLING/ELECTRIC, C CABINET, Component Location Symbio 700 12134968 HEAT PUMP DIAGRAM; COMPONENT LOCATION, COOLING/ELECTRIC, D CABINET, Component Location Symbio 700 12134856 HEAT PUMP Supplemental Symbio 700 DIAGRAM; POWER EXHAUST 12134327 Supplemental Symbio 700 DIAGRAM; SCHEMATIC – CONVENIENCE OUTLET OPTION 12134461 WSHP-SVX021B-EN...

  • Page 65: Piping Diagrams

    LINE THERMOSTAT COMPRESSOR HIGH PRESSURE CONTROL DISCHARGE LINE HIGH THERMOSTAT PRESSURE CONTROL SERVICE COMPRESSOR VALVE 4 WAY VALVE SERVICE VALVE RTPF INDOOR COIL FILTER DRIER LIQUID LINE CHECK VALVE Note: 3 to 10 tons unit have only one compressor. WSHP-SVX021B-EN...
  • Page 66 COMPRESSOR HIGH PRESSURE CONTROL DISCHARGE LINE HIGH THERMOSTAT PRESSURE CONTROL SERVICE VALVE COMPRESSOR 4 WAY VALVE SERVICE MTW-9S VALVE VALVE RTPF INDOOR COIL FILTER DRIER LIQUID LINE CHECK VALVE Note: 3 to 10 tons unit have only one compressor. WSHP-SVX021B-EN...

  • Page 67: Limited Warranty

    NEGLIGENCE, EXPRESS OR IMPLIED, IN LAW OR IN FACT, INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR This warranty is extended by Trane to the original USE, AND IN NO EVENT SHALL WARRANTOR BE purchaser and to any succeeding owner of the real...
  • Page 68 For more information, please visit trane.com or tranetechnologies.com. Trane 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 print practices.