Trane Axiom GEH Series Installation, Operation And Maintenance Manual
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Trane Axiom GEH Series Installation, Operation And Maintenance Manual

Trane Axiom GEH Series Installation, Operation And Maintenance Manual

Water source heat pump
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Installation, Operation, and Maintenance
Water Source Heat Pump
Axiom™ Horizontal/Vertical —
GEH/V*
0.5 to 25 Tons, 50/60 Hz
Model Numbers:
GEHK 006-060 - 60 Hz
GEVK 006-060 - 60 Hz
GEHK 072-180 - 50/60 Hz
GEVK 072-300 - 50/60 Hz
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.
April 2024
SAFETY WARNING
WSHP-SVX018A-EN

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  • Page 1 Installation, Operation, and Maintenance Water Source Heat Pump Axiom™ Horizontal/Vertical — GEH/V* 0.5 to 25 Tons, 50/60 Hz Model Numbers: GEHK 006-060 - 60 Hz GEVK 006-060 - 60 Hz GEHK 072-180 - 50/60 Hz GEVK 072-300 - 50/60 Hz SAFETY WARNING Only qualified personnel should install and service the equipment.
  • Page 2 (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 This document and the information in it are the property of regulations are more stringent than these Trane, and may not be used or reproduced in whole or in policies, those regulations supersede these part without written permission. Trane reserves the right to policies.

  • Page 4: Table Of Contents

    Table of Contents Model Number Description ....6 A2L Work Procedures ..... 54 Servicing .
  • Page 5 Table of Contents Deluxe Controller ..... 71 Initial Unit Start-Up......96 Symbio™...

  • Page 6: Model Number Description

    Model Number Description GEV/GEH 072–300 Models Digits 1–3 — Unit Configuration Digit 12 — Blower Configuration Digit 20 — Temperature Sensor GEH = Standard Efficiency Horizontal 6 to 15 Tons A = Drive Package A 0 = No Temperature Sensor GEV = Standard Efficiency Vertical 6 to 25 Tons B = Drive Package B 1 = Entering Water Sensor...
  • Page 7 Model Number Description WSHP-SVX018A-EN...

  • Page 8: Gev/Geh 006-060 Models

    Model Number Description GEV/GEH 006–060 Models Digits 1–3 — Unit Configuration Digit 12 — Blower Configuration Digit 22 — Electric Heat Option GEH = Standard Efficiency Horizontal K = Variable ECM Motor, Constant Torque 0 = No Electric Heat GEV = Standard Efficiency Vertical 6 = Field Mounted External Boilerless LOW Electric Heat Digit 13 —...

  • Page 9: Overview Of Manual

    Overview of Manual Note: One copy of this document ships inside the control model number, serial number, electrical characteristics, panel of each unit and is customer property. It must refrigerant charge, and other pertinent unit data. be retained by the unit’s maintenance personnel. Compressor Nameplate This booklet describes proper installation, operation, and maintenance procedures for air cooled systems.

  • Page 10: General Information

    Units containing the Deluxe 24V control design will bonded to the copper tubing. incorporate a microprocessor-based control board. The Trane microprocessor board is factory wired to a terminal Water-to-Refrigerant Coil strip or terminal plug to provide all necessary terminals for field connection.

  • Page 11: Boilerless Control/Electric Heat

    General Information Boilerless Control/Electric Heat number (Digit 12, drive packages one to nine). High speed airflow matches the single speed motor airflow, referenced (Option) in the Fan Performance tables. Low fan speed airflow is approximately 50% of high fan speed airflow. This option targets building designs that do not incorporate a boiler to heat the loop system.
  • Page 12 General Information Table 3. Refrigerant charge (continued) Table 3. Refrigerant charge (continued) Heat Pump with HGR (oz)/ Heat Pump with HGR (oz)/ Model (60 Model (60 Heat Pump (oz)/(kg) (kg) Heat Pump (oz)/(kg) (kg) Circuit 1 Circuit 2 Circuit 1 Circuit 2 Circuit 1 Circuit 2...

  • Page 13: Pre-Installation

    Pre-Installation WARNING • Visually inspect the components for shipping damage as soon as possible after delivery, before it is stored. Fiberglass Wool! Concealed damage must be reported within 15 days. Exposure to glass wool fibers without all necessary • If concealed damage is discovered, stop unpacking the PPE equipment could result in cancer, respiratory, shipment.
  • Page 14 Pre-Installation • Place the unit(s) on a dry surface or raise above the amplification site for microbial growth (mold) which has ground to assure adequate air circulation beneath the been determined to be a cause of odors and serious unit. health related indoor air quality problems.

  • Page 15: Unit Dimensions

    Unit Dimensions Service Clearances operation and maintenance of such equipment. Local codes may require more clearance to electrical equipment. Per NEC requirements, 36 inches of access and working Check all code requirements prior to unit installation. space is provided and maintained around all control boxes and electrical equipment to permit ready and safe A minimum 14–inch clearance for servicing the unit is Figure 1.
  • Page 16 Unit Dimensions A 24–inch clearance from other mechanical and electrical equipment (where Figure 3. Clearance – GEV 0.5 to 5 tons shown) is recommended for most unit configurations. This will enable panel removal from the unit for service/maintenance. The 24–inch side clearance on GEVK 0.5 to 5T models is for optimal access only.

  • Page 17: Dimensional Data

    Unit Dimensions Dimensional Data Figure 6. Left return/back supply (GEHK) Dimensional data left return/back supply 1.04 NOMINAL FILTER SIZE BACK LEFT SIDE FRONT HI VOLT DISCONNECT SWITCH LOCATION NOMINAL FILTER SIZE 11.62 MOUNTING LOCATION LOW VOLT 3.30 2.56 DRAIN 1.36 RIGHT SIDE Table 4.
  • Page 18 Unit Dimensions Figure 7. Left return/right supply (GEHK) Dimensional data left return/right supply 1.04 NOMINAL FILTER SIZE FRONT BACK LEFT SIDE NOMINAL HI VOLT DICONNECT FILTER SWITCH SIZE LOCATION MOUNTING 11.62 LOCATION LOW VOLT 3.30 2.56 1.36 DRAIN RIGHT SIDE Table 5.
  • Page 19 Unit Dimensions Figure 8. Right return/left supply (GEHK) Dimensional data right return/left supply 1.56 NOMINAL FILTER SIZE 1.04 BACK LEFT SIDE FRONT HI VOLT DISCONNECT SWITCH NOMINAL LOCATION FILTER SIZE MOUNTING 11.62 LOCATION LOW VOLT 3.30 2.56 DRAIN 1.36 RIGHT SIDE Table 6.
  • Page 20 Unit Dimensions Figure 9. Right return/back supply (GEHK) Dimensional data right return/back supply NOMINAL FILTER SIZE BACK 1.04 LEFT SIDE FRONT HI VOLT DISCONNECT SWITCH LOCATION NOMINAL FILTER SIZE 11.62 MOUNTING LOCATION LOW VOLT 3.30 2.56 1.36 DRAIN RIGHT SIDE Table 7.
  • Page 21 Unit Dimensions Figure 10. Left return/top supply (GEVK) NOMINAL FILTER SIZE LEFT SIDE FRONT RIGHT SIDE NOMINAL FILTER SIZE HI VOLT DISCONNECT SWITCH LOCATION DRAIN MOUNTING 11.0 LOCATION LOW VOLT 1.75 Table 8. Dimensional data left return/top supply (GEVK) Duct Depth Height Blower Opening...
  • Page 22 Unit Dimensions Figure 11. Right return/top supply (GEVK) NOMINAL FILTER SIZE LEFT SIDE FRONT RIGHT SIDE NOMINAL FILTER SIZE HI VOLT DISCONNECT SWITCH LOCATION DRAIN 11.0 MOUNTING LOCATION LOW VOLT 1.75 Table 9. Dimensional data right return/top supply (GEVK) Duct Depth Height Blower Opening...
  • Page 23 Unit Dimensions Figure 12. Left return/back supply (GEVK) Dimensional data left return/back supply NOMINAL FILTER SIZE BACK LEFT SIDE FRONT NOMINAL FILTER SIZE HI VOLT DISCONNECT SWITCH LOCATION DRAIN 10.87 8.00 LOW VOLT 2.55 1.81 RIGHT SIDE Table 10. Dimensional data left return/back supply (GEVK) Duct Duct Collar Depth...
  • Page 24 Unit Dimensions Figure 13. Right return/back supply (GEVK) NOMINAL FILTER SIZE Dimensional data right return/back supply BACK FRONT LEFT SIDE NOMINAL FILTER SIZE HI VOLT DISCONNECT SWITCH LOCATION DRAIN 10.87 8.00 LOW VOLT 2.55 1.81 RIGHT SIDE Table 11. Dimensional data right return/back supply (GEVK) Duct Duct Collar Depth...
  • Page 25 Unit Dimensions Figure 14. Right return/left supply - GEHK 6 to 10 tons (60 Hz); GEHK 6 to 7.5 tons (50 Hz) 79” 1 3/4” 74 1/2” 40 5/8” 36” 23 7/8” 7 5/8” BLOWER ACCESS TOP VIEW PANEL 18 3/8” 81”...
  • Page 26 Unit Dimensions Figure 15. Right return/back supply - GEHK 6 to 10 tons (60 Hz); GEHK 6 to 7.5 tons (50 Hz) 79” 74 1/2” 1 3/4” 40 5/8” 36” 18 3/8” 23 7/8” 81” 85” TOP VIEW BLOWER ACCESS PANEL W.O.
  • Page 27 Unit Dimensions Figure 16. Left return/right supply GEHK 6 to 10 tons (60 Hz); GEHK 6 to 7.5 tons (50 Hz) 79” 74 1/2” 1 3/4” 40 5/8” 36” 24 3/4” 7 5/8” BLOWER ACCESS TOP VIEW PANEL 18 3/8” 81”...
  • Page 28 Unit Dimensions Figure 17. Left return/back supply GEHK 6 to 10 tons (60 Hz); GEHK 6 to 7.5 tons (50 Hz) 79” 74 1/2” 1 3/4” 40 5/8” 36” 18 3/8” 24 3/4” 81” 85” TOP VIEW BLOWER ACCESS PANEL W.O.
  • Page 29 Unit Dimensions Figure 18. Right return/back supply GEHK 12.5 to 15 tons (60 Hz); GEHK 10 to 12.5 tons (50 Hz) 85" 74 1/2" 2" 46 5/8" 42" 21 3/8" 29 3/4" 87" 91" TOP VIEW BLOWER ACCESS PANEL W.O. 1 1/2” NPTI 61 1/4"...
  • Page 30 Unit Dimensions Figure 19. Left return/right supply GEHK 12.5 to 15 tons (60 Hz); GEHK 10 to 12.5 tons (50 Hz) 85” 74 1/2” 2" 46 5/8” 42” 29 3/4” 7 1/8” BLOWER ACCESS TOP VIEW PANEL 21 3/8” 87” 91”...
  • Page 31 Unit Dimensions Figure 20. Left return/back supply GEHK 12.5 to 15 tons (60 Hz); GEHK 10 to 12.5 tons (50 Hz) 85" 74 1/2" 2" 46 5/8" 42" 21 3/8" 29 3/4" 87" 91" TOP VIEW BLOWER ACCESS PANEL W.O. 1 1/2" NPTI 24 VOLT 2 1/8"...
  • Page 32 Unit Dimensions Figure 21. Front return/back supply GEVK 6 to 10 tons (60 Hz); 6 and 7.5 tons (50 Hz) SUPPLY OPENING 15 3/4” 1" DUCT FLANGE 13 18" ACCESS PANEL FOR SHEAVES AND BELTS 31 3/8" 36 1/4" 39 5/8" 42"...
  • Page 33 Unit Dimensions Figure 22. Front return/top supply GEVK 6 to 10 tons (60 Hz); 6 and 7.5 tons (50 Hz) ACCESS PANEL FOR 15 5/8 SHEAVES AND BELTS 13 1/4" 13 3/8" 31 3/8" 36 1/4" 39 5/8" 42" 38 7/8" 63"...
  • Page 34 Unit Dimensions Figure 23. Back return/front supply GEVK 6 to 10 tons (60 Hz); 6 and 7.5 tons (50 Hz) 39 5/8" ACCESS PANEL FOR SHEAVES AND BELTS 36 1/4" 31 3/8" 13 1/8" 15 3/4” 42" 1" 13 1/2" 38 7/8"...
  • Page 35 Unit Dimensions Figure 24. Back return/top supply GEVK 6 to 10 tons (60 Hz); 6 and 7.5 tons (50 Hz) 39 5/8" ACCESS PANEL FOR SHEAVES AND BELTS 36 1/4" 31 3/8" 13 1/2" 13 1/4" 15 5/8” 42" 38 7/8" W.O.
  • Page 36 Unit Dimensions Figure 25. Front return/back supply GEVK 12.5 to 15 tons (60 Hz); GEVK 10 and 12.5 tons (50 Hz) 31 1/2" 36 1/4" 10" 74 1/2" 4 3/4" 81 5/8" TOP VIEW 18 5/8" 31 1/2" 24 VOLT 15 7/8"...
  • Page 37 Unit Dimensions Figure 26. Back return/front supply GEVK 12.5 to 15 tons (60 Hz); GEVK 10 and 12.5 tons (50 Hz) 81 5/8" 4 3/4" 74 1/2" 36 1/4" 31 1/2" 10" TOP VIEW 18 5/8" 31 1/2" 15 7/8" 38 7/8"...
  • Page 38 Unit Dimensions Figure 27. Front return/top supply GEVK 12.5 to 15 tons (60 Hz); GEVK 10 and 12.5 tons (50 Hz) 15 7/8" 31 1/2" 36 1/4" 14 3/8" 10" 74 1/2" 4 3/4" 81 5/8" TOP VIEW 18 5/8" 31 1/2"...
  • Page 39 Unit Dimensions Figure 28. Back return/top supply GEVK 12.5 to 15 tons (60 Hz); GEVK 10 and 12.5 tons (50 Hz) 81 5/8" 4 3/4" 74 1/2" 14 3/8" 36 1/4" 31 1/2" 15 7/8" 15 7/8" 10" TOP VIEW 18 5/8"...
  • Page 40 Unit Dimensions Figure 29. Front return/back supply GEVK 20 and 25 tons (60 Hz); GEVK 15 and 20 tons (50 Hz) 31 1/2" 36 1/4" 6 1/4" 74 1/2" 4 3/4" 81 5/8" TOP VIEW 19 1/8” 24 VOLT 1 1/8" O.D. 38 7/8"...
  • Page 41 Unit Dimensions Figure 30. Back return/front supply GEVK 20 and 25 tons (60 Hz); GEVK 15 and 20 tons (50 Hz) 81 5/8" 4 3/4" 74 1/2" 36 1/4" 31 1/2" 6 1/4" TOP VIEW 38 7/8" W.O. 2" NPTI 67 5/8"...
  • Page 42 Unit Dimensions Figure 31. Front return/top supply GEVK 20 and 25 tons (60 Hz); GEVK 15 and 20 tons (50 Hz) 31 1/2" 36 1/4" 6 1/4" 74 1/2" 4 3/4" 81 5/8" TOP VIEW 19 1/8" 38 7/8" W.O. 2" NPTI 68"...
  • Page 43 Unit Dimensions Figure 32. Back return/top supply GEVK 20 and 25 tons (60 Hz); GEVK 15 and 20 tons (50 Hz) 81 5/8" 4 3/4" 74 1/2" 36 1/4" 31 1/2" 6 1/4" TOP VIEW 19 1/8" 38 7/8" W.O. 2" NPTI 68"...
  • Page 44 Unit Dimensions Figure 33. Waterside economizer (GEHK) 2" AIR FILTER (1.38 FOR 1") 2" AIR FILTER (1.38 FOR 1") 2.38 2.38 3.40 3.40 4.25 4.25 Table 24. Dimensional data waterside economizer (GEHK) Pipe Size WSE Dimensions Unit Depth Height Depth W/Piping Width GEHK NPTI...
  • Page 45 Unit Dimensions Table 25. Waterside economizer weights and part numbers - horizontal (continued) Weight w/out H Weight w/H Unit Model Waterside Economizer GEHK006-012 RR WSHPECN00022 GEHK015-018 RR WSHPECN00023 GEHK024-030 RR WSHPECN00024 GEHK036-042 RR WSHPECN00025 GEHK048-060 RR WSHPECN00026 Figure 34. Waterside economizer (GEVK) Table 26.
  • Page 46 Unit Dimensions Figure 35. Waterside economizer (GEVK) Table 27. Dimensional data waterside economizer (GEVK) Pipe Size Piping Location WSE Size Drain Unit Cabinet Depth Height Height Height Height NPTI NPTI Width Width Width Width Width Width GEVK006-012 0.50 0.50 25.0 16.25 15.75 18.75...
  • Page 47 Unit Dimensions Figure 36. GEHK 6 to 10 tons (60 Hz), GEHK 6 to 7.5 tons (50 Hz) - right return with waterside economizer 9 7/8" 18 1/2" 50 5/8" 36" 23 7/8" "B" OD COPPER TO FIELD SUPPLY PIPING "A"...
  • Page 48 Unit Dimensions Figure 38. GEHK 12.5 to 15 tons (60 Hz), GEHK 10 to 12.5 tons (50 Hz), right return with waterside economizer 9 7/8" 18 1/2" 56 1/2" 42" 29 3/4" 48 3/4" 1 5/8" OD COPPER TO FIELD SUPPLY PIPING 1 1/2"...
  • Page 49 Unit Dimensions Figure 39. GEHK 12.5 to 15 tons (60 Hz), GEHK 10 to 12.5 tons (50 Hz), left return with waterside economizer 9 7/8" 18 1/2" 56 1/2" 42" 29 3/4" 1 5/8" OD COPPER TO 27 1/8" FIELD SUPPLY PIPING 1 1/2"...
  • Page 50 Unit Dimensions Figure 40. GEVK 6 to 10 tons (60 Hz), 6 and 7.5 tons (50 Hz) - waterside economizer A = TO FIELD RETURN PIPING B = TO FIELD SUPPLY PIPING 2 1/4" (57) Table 33. Dimensional data GEVK 6 to 10 tons (60 Hz), 6 and 7.5 tons (50 Hz) - waterside economizer Unit (60 Hz) Unit (50 Hz) Hanging Weight...
  • Page 51 Unit Dimensions Figure 41. GEVK 12.5 to 25 tons - waterside economizer 13” (330) TOP VIEW A - TO FIELD RETURN PIPING B - TO FIELD 2 3/4” SUPPLY PIPING (70) SIDE VIEW FRONT VIEW Table 34. Dimensional data GEVK 12.5 to 25 tons - waterside economizer GEVK (60 Hz) GEVK (50 Hz) Hanging Weight...
  • Page 52 Unit Dimensions Table 35. Waterside economizer part numbers - vertical Unit Model Waterside Economizer GEVK072 447705040001 GEVK090 447705050001 GEVK120 447705060001 GEVK150 447705010001 GEVK180 447705010001 GEVK240 447705020001 GEVK300 447705030001 Figure 42. Waterside economizer coil piping diagram Unit WSE Coil WSE Coil Unit Water Outlet...

  • Page 53: Weights

    Weights Weight Distribution for Hanging Table 36. Unit weights GEH 0.5 to 5 tons (Approximate) the GEH Model Shipping Weight Unit Weight WARNING GEH (60 Hz) with pallet (lbs) without pallet (lbs) Improper Unit Lift! Failure to properly lift unit in a LEVEL position could result in unit dropping and possibly crushing operator/technician which could result in death or serious injury, and equipment or property-only...

  • Page 54: A2L Information

    • To be repaired only by trained service At all times, Trane’s maintenance and service guidelines shall be followed. In in doubt, contact Trane technical personnel. support for assistance. • Do not puncture refrigerant tubing.

  • Page 55: Leak Detection

    Verify continuity of earth bonding. The recovery equipment shall be in good working order • Replace electrical components with Trane replacement with instructions available. Equipment shall be suitable for parts, or those meeting the same ratings and qualified the recovery of the flammable refrigerant. For specific for flame arrest protection, UL LZGH2 category.

  • Page 56: Decommissioning

    A2L Information • Ensure that the refrigerating system is earthed prior to the equipment are removed from site promptly and all charging the system with refrigerant. isolation valves on the equipment are closed off. • Label the system when charging is complete (if not 11.

  • Page 57: Minimum Room Area Limits

    A2L Information installed accessory electric heaters, gas heaters, relays, system. A ducted system requires circulation airflow and contactors) were evaluated during product UL listing. unless the smallest room it serves is larger than the adjusted A threshold. This product contains a leak Minimum Room Area Limits detection system if a circuit charge is greater than 3.91 lbs.
  • Page 58 A2L Information Table 39. Minimum room area — horizontal (continued) Minimum Room Area (m Minimum Room Area (ft Models 2.2 meters height 7.2 feet height GEHK036 46.9 GEHK042 51.5 GEHK048 56.7 GEHK060 65.6 GEHK072 47.5 GEHK090 54.9 GEHK120 72.6 GEHK150 10.8 115.9 GEHK180...

  • Page 59: Leak Detection System

    The refrigerant sensors do not need service. Use only refrigerant detection sensors. When the system detects a Trane-approved sensors when replacement is required. leak, the following mitigation actions will be initiated until refrigerant has not been detected for at least 5 minutes:...

  • Page 60: Installation

    Installation Main Electrical WARNING Proper Field Wiring and Grounding WARNING Required! Hazardous Voltage! Failure to follow code could result in death or serious Failure to disconnect power before servicing could injury. result in death or serious injury. All field wiring MUST be performed by qualified Disconnect all electric power, including remote personnel.

  • Page 61: Supply-Air Ductwork

    Installation Supply-Air Ductwork Figure 46. Flexible return-air connector (field provided) Horizontal 0.5 to 5 ton units require duct flanges to be field installed. The duct flange ships in a box on the side of the unit. Install the flange with (8) 3/8 in. (213 mm) factory supplied screws.

  • Page 62: Ducted Filter Rack (0.5 To 5 Tons Only)

    Installation Figure 47. Return-air duct panel Table 41. Ducted panel - return air (continued) Unit Size (60 Duct Collar A (in.) B (in.) Part Number WSHPPN- GEVK048-060 29.50 20.50 D00005 WSHPPN- GEHK006-012 16.00 14.50 D00010 WSHPPN- GEHK015-018 18.50 16.50 D00011 WSHPPN- GEHK024-030 20.00...

  • Page 63: Sound Attenuation Pad

    Installation Sound Attenuation Pad Condensate Drain Connection Figure 49. Negative pressure system For sound-sensitive installations, a vibration pad (field provided) should be placed beneath the horizontal or vertical equipment. For the horizontal unit, the pad should be approximately twice the size of the unit foot print. For the vertical unit, the pad should be 0.5 in.

  • Page 64: Cleaning And Flushing The Water Loop

    Installation Field Installed Power Wiring Note: Above figure example incorporates the Hays Mesurflo® balancing hose kit and a 2-position WARNING isolation valve into the system design. An isolation valve is often used in variable speed pumping Proper Field Wiring and Grounding applications and is designed to stop water flow to Required! the unit during non operation times.

  • Page 65: Control Power Transformer

    Installation Provide proper grounding for the unit in accordance with The transformer is located in the control panel. the local and national codes. Thermostat Location Figure 51. Power wiring example Figure 52. Thermostat/sensor location Location of the thermostat or zone sensor is an important Control Power Transformer element of effective room control.

  • Page 66: Thermostats And Zone Sensors

    Installation Thermostats and Zone Sensors Table 43. Thermostat selection for use with the deluxe controller Description Thermostat Part Number X13511535010 1 Heat/1 Cool, non-programmable commercial thermostat for conventional air conditioners and heat pumps that are configured without auxiliary heat • 1 H/1 C X13511536010 3 Heat/2 Cool, non-programmable commercial thermostat for conventional air...
  • Page 67 COMM module to service technicians. Symbio 400-B/500 Compatible X13651467020 Communication Module • Sold in packs of 12 • Provides local RJ22 connection to Trane® service tools for easy, low cost maintenance. X13511529010 Zone Sensor • Symbio 400-B/500 compatible •...
  • Page 68 (to put BAS points in service on Symbio 400-B/500). Table 45. Wireless zone sensor selection for use with Symbio 400-B/500 controller Description Sensor Part Number X13790955010 Trane Air-Fi® WCS-SD (display) • Symbio 400-B/500 Compatible • Easy-to-use interface for clear and simple monitoring and control X13790956010 Trane Air-Fi WCS-SB (base) •...

  • Page 69: Controls Using 24 Vac

    Installation Controls Using 24 Vac Figure 54. Low voltage wire connection (GEH/V 0.5 to 5 ton) Before installing any wire, refer to the electrical access locations in the Unit Dimensions and Weights sections of this manual. The AC control wiring between the controls and the unit termination point must not exceed 3 Ohms/conductor for the length of the run.
  • Page 70 Installation Figure 56. Low voltage stranded wire connection Figure 58. TP1 connection type (GEH/V 0.5 to 5 ton) Present on all 0.5 to 5 ton H/V units. Figure 59. Deluxe controls with WSE two-stage low voltage connection (0.5 to 5 ton) Follow the steps to connect the stranded wire: 1.

  • Page 71: External Smoke Detection Wiring To

    Installation Figure 60. TP2 connection type For installation, operation and programming see BAS-SVX092*-EN (Symbio™ 400-B/500). WARNING Hazardous Voltage! Failure to disconnect power before servicing could result in death or serious injury. Disconnect all electric power, including remote disconnects before servicing. Follow proper lockout/ tagout procedures to ensure the power can not be inadvertently energized.

  • Page 72: Airflow Adjustment

    Installation Airflow Adjustment Figure 64. ECM control box WARNING Rotating Components! Failure to disconnect power before servicing could result in rotating components cutting and slashing technician which could result in death or serious injury. During installation, testing, servicing and troubleshooting of this product it may be necessary to work with live and exposed rotating components.

  • Page 73: Waterside Economizer Installation

    Installation Waterside Economizer fasteners (total of four for each bracket). The engagement hole locations and L-Bracket can be seen Installation in the Figure 67, p. 73 WARNING Figure 67. Step 2 Hazardous Voltage! Failure to disconnect power before servicing could result in death or serious injury.

  • Page 74: Waterside Economizer Installation For Geh And Gev 6 To 25 Ton Models

    Notes: The following steps were sequenced to aid in the • Trane does not provide insulation on the installation and pairing of a water side economizer to a 0.5 economizing piping package. The insulation to 5 ton vertical water source heat pump.
  • Page 75 Notes: • Trane does not provide insulation on the economizing piping package. This insulation must be field provided and field installed. • Trane does not provide condensate overflow protection of the waterside economizer.
  • Page 76 3. Remove the control box service panel from the unit. Notes: 4. Remove the economizer and miscellaneous mounting • Trane does not provide insulation on the parts from it’s packaging. economizing piping package. This insulation 5. GEV ONLY: Mount the economizer support angle (4475 must be field provided and field installed.

  • Page 77: Sequence

    Waterside Economizer Start-Up Sequence 1. Set the thermostat to the highest position. 6. Leave unit off for approximately FIVE minutes to allow for pressure equalization. 2. Set the thermostat system switch to COOL with the fan control to AUTO. The compressor should NOT run. 7.
  • Page 78 Waterside Economizer Start-Up Sequence Table 49. Waterside economizing three-way valve specifications (GEH/V units) (continued) Valve Pres. Valve Temp. Valve Close-off Unit Size (60 Hz) Unit Size (50 Hz) Valve Conn. Size Actuator Rating pressure Range GEVK 20 and 25 GEVK 15 and 20 2 FPT 600 psi 200 psi...

  • Page 79: Electrical Data

    Electrical Data WSHP-SVX018A-EN...
  • Page 80 Electrical Data WSHP-SVX018A-EN...
  • Page 81 Electrical Data WSHP-SVX018A-EN...
  • Page 82 Electrical Data WSHP-SVX018A-EN...
  • Page 83 Electrical Data WSHP-SVX018A-EN...
  • Page 84 Electrical Data WSHP-SVX018A-EN...
  • Page 85 Electrical Data WSHP-SVX018A-EN...
  • Page 86 Electrical Data WSHP-SVX018A-EN...
  • Page 87 Electrical Data Table 51. Electrical data - ECM motors - 0.5 to 5 tons GEV/H Maximum Comp Comp Minimum Blower Model Unit Total Blower Overcurrent Circuit Motor Volts Unit FLA Motor FLA Protective (ea) (ea) Ampacity Device GEV/H006 208-230/60/1 27.0 0.3333 15/15 GEV/H006...
  • Page 88 Electrical Data WSHP-SVX018A-EN...
  • Page 89 Electrical Data WSHP-SVX018A-EN...
  • Page 90 Electrical Data WSHP-SVX018A-EN...
  • Page 91 Electrical Data WSHP-SVX018A-EN...
  • Page 92 Electrical Data WSHP-SVX018A-EN...
  • Page 93 Electrical Data Table 53. Electrical minimum and maximum 0.5 to 25 tons Digit 8 Rated Voltage Min Utiliz. Volts Max Utiliz. Volts 220-240 380-415 208-230 208-230 Table 54. GEV/H Electric duct heater data (0.5-6T) Amps MODEL EH Size Volts EH MOP GEV/H006 Medium 208-230/60/1...
  • Page 94 Electrical Data Table 54. GEV/H Electric duct heater data (0.5-6T) (continued) Amps MODEL EH Size Volts EH MOP GEV/H036 Medium 208-230/60/3 8.2/10.0 22.7/25.1 High GEV/H036 208-230/60/3 12.3/15.0 34.1/37.7 GEV/H036 460/60/3 GEV/H036 Medium 460/60/3 11.5 High GEV/H036 460/60/3 13.8 17.3 GEV/H042 208-230/60/1 4.9/6.0 23.6/26.1...

  • Page 95: Pre-Start Checklist

    Pre-Start Checklist Before energizing the unit, the following system devices • Are the low/high-side pressure temperature caps must be checked: secure and in place? • Is the high voltage power supply correct and in • Are all the unit access panels secure and in place? accordance with the nameplate ratings? •...

  • Page 96: Start-Up

    Start-Up Initial Unit Start-Up Table 55. Checklist (continued) Note: Start-up with the heat pump thermostat is included MODE Heat Cool below: Supply-air 1. Set the thermostat to the highest position. temperature DB/WB _______F _______F 2. Set the thermostat system switch to COOL with the fan Temperature _______F _______F...
  • Page 97 Start-Up Table 56. Operating pressures in cooling/heating for GE units Operating Data Cooling Heating Entering Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Water Flow Model Pressure Pressure Temp Rise Drop (°F Pressure Pressure Temp Rise (°F Temp (°F) (GPM) (psig)
  • Page 98 Start-Up Table 56. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Water Flow Model Pressure Pressure Temp Rise Drop (°F Pressure Pressure Temp Rise (°F Temp (°F) (GPM) (psig)
  • Page 99 Start-Up Table 56. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Water Flow Model Pressure Pressure Temp Rise Drop (°F Pressure Pressure Temp Rise (°F Temp (°F) (GPM) (psig)
  • Page 100 Start-Up Table 56. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Water Flow Model Pressure Pressure Temp Rise Drop (°F Pressure Pressure Temp Rise (°F Temp (°F) (GPM) (psig)
  • Page 101 Start-Up Table 56. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Water Flow Model Pressure Pressure Temp Rise Drop (°F Pressure Pressure Temp Rise (°F Temp (°F) (GPM) (psig)
  • Page 102 Start-Up Table 56. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Water Flow Model Pressure Pressure Temp Rise Drop (°F Pressure Pressure Temp Rise (°F Temp (°F) (GPM) (psig)
  • Page 103 Start-Up Table 56. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Water Flow Model Pressure Pressure Temp Rise Drop (°F Pressure Pressure Temp Rise (°F Temp (°F) (GPM) (psig)
  • Page 104 Start-Up Table 56. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Water Flow Model Pressure Pressure Temp Rise Drop (°F Pressure Pressure Temp Rise (°F Temp (°F) (GPM) (psig)

  • Page 105: Water Pressure Drop

    Start-Up Table 56. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Water Flow Model Pressure Pressure Temp Rise Drop (°F Pressure Pressure Temp Rise (°F Temp (°F) (GPM) (psig)

  • Page 106: Water Volume

    Start-Up Table 57. Cooling water pressure drop (WPD) in feet Table 58. Heating water pressure drop (WPD) in feet of head for GE* units (continued) of head for * GE units (continued) Unit Size Unit Size Unit Size Unit Size (60 Hz) (50 Hz) (60 Hz)

  • Page 107: Maintenance

    Maintenance WARNING Table 60. Filter sizing GE* models (continued) Hazardous Service Procedures! Size (60 Hz) Size (50 Hz) Filter Size (Nominal) inches Failure to follow all precautions in this manual and on 20 x 25 (3) the tags, stickers, and labels could result in death or 20 x 25 (3) serious injury.

  • Page 108: Condensate Trap

    Maintenance WARNING Table 61. Water quality (continued) Hazardous Chemicals! Scaling Amount Failure to follow this safety precaution could result in Less than 25 ppm Sulfates death or serious injury. Coil cleaning agents can be either acidic or highly alkaline and can burn severely Less than 125 ppm Chlorides if contact with skin or eyes occurs.

  • Page 109: Troubleshooting

    Troubleshooting Deluxe Controls WARNING Hazardous Service Procedures! Troubleshooting units containing the deluxe control option is easy using the three light emitting diodes (LEDs). These Failure to follow all precautions in this manual and on LEDs are provided for indicating the operating mode of the the tags, stickers, and labels could result in death or controller and are labeled on the circuit board with numbers serious injury.
  • Page 110 Troubleshooting Table 63. Troubleshooting table (continued) Heat- Cool- Problem Cause Correction Defective compressor overload Replace (if external) Defective compressor contactor Replace Supply Voltage too low Correct Blower runs, but compressor does Defective compressor capacitor Replace Defective windings Replace Limit switches open Check cause/Replace or repair Dirty filter Replace/clean...
  • Page 111 Troubleshooting Table 63. Troubleshooting table (continued) Heat- Cool- Problem Cause Correction Undercharged Locate leak, repair and recharge Restricted thermal expansion valve Repair / replace Low suction pressure Inadequate air flow Check, clean blower and coil Dirty filter Clean/replace Inadequate GPM Increase GPM Inadequate GPM Increase GPM...

  • Page 112: Wiring Diagrams

    Wiring Diagrams This section contains wiring diagrams and isolation valve Table 65. Isolation valve wiring connections (6 to 25 tons) wiring connections. Table 64. Isolation valve wiring connections (0.5 to 5 3-Wire Honeywell Isolation Valve Connections Control Type tons) (6 to 25 tons) Blue Brown Black...
  • Page 113 Wiring Diagrams Table 66. Wiring diagram matrix for 0.5 to 6 tons GEV/H, EXV/H, and DXV/H models (continued) 400-B CONTROLS HEAT PUMP AND HOT GAS 23116156 REHEAT w/BOILERLESS ELEC HEAT CONTROL, EX/DX/GE SINGLE PHASE 400-B CONTROLS HEAT PUMP AND HOT GAS 23116157 REHEAT w/BOILERLESS ELEC HEAT CONTROL, EX/DX/GE...
  • Page 114 7VA MAX LOAD AT 24 VAC. AND AFTER A NORMAL SHUTDOWN HAS OCCURRED. COMMUNICATION WIRE MUST BE TRANE PART NO. WIRES USED FOR CURRENT SENSING SWITCH OPTION ONLY 400-20-28, OR WINDY CITY OR CONNECT AIR DASHED LINES INDICATE RECOMMENDED FIELD "LEVEL 4"...

  • Page 115: Warranty Information

    Warranty Information Standard Warranty Extended Warranty The standard water-source heat pump warranty is Trane’s The optional extended warranty is a second through fifth year warranty. The time starts at the end of the standard 1 parts-only warranty, running 12 months from startup, not to exceed 18-months from shipment.
  • Page 116 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.

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