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Trane GEHE Installation And Maintenance Manual

Water source heat pump, axiom horizontal/vertical, ½–25 tons, 60 hz
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Installation, Operation,
and Maintenance
Water Source Heat Pump
Axiom™ Horizontal/Vertical
GEHE/GEVE, EXHF/EXVF
½–25 Tons, 60 Hz
GEHE 006-060 - 50/60 Hz
GEHE 072-180 - 50/60 Hz
EXHF 018-070 - 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.
March 2012
"A" and later
"D" and later
"A" and later
SAFETY WARNING
GEHE 006-060 - 50/60 Hz
GEHE 072-300 - 50/60 Hz
EXVF 018-070 - 60 Hz

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Summary of Contents for Trane GEHE

  • Page 1 Maintenance Water Source Heat Pump Axiom™ Horizontal/Vertical GEHE/GEVE, EXHF/EXVF ½–25 Tons, 60 Hz GEHE 006-060 - 50/60 Hz “A” and later GEHE 006-060 - 50/60 Hz GEHE 072-180 - 50/60 Hz “D” and later GEHE 072-300 - 50/60 Hz EXHF 018-070 - 60 Hz “A”...

  • Page 2: Warnings, Cautions And Notices

    (CFCs) and those containing hydrogen, chlorine, fluorine and carbon WARNING (HCFCs). Not all refrigerants containing these compounds have the same potential impact to the environment. Trane Equipment Damage From Ultraviolet (UV) advocates the responsible handling of all refrigerants, Lights!

  • Page 3: Table Of Contents

    Table of Contents Warnings, Cautions and Notices Controls Using 24 VAC ....58 ..2 Blower Motor Speed-Tap Retrofit ..59 Model Number Descriptions: ½–25 Ton (GEH/ GEV) .

  • Page 4: Model Number Descriptions: ½–25 Ton (Geh Gev)

    Model Number Descriptions: ½–25 Ton (GEH/GEV) Digit 1, 2 & 3 - Unit Digit 11 - Refrigeration Circuit Digit 19 - Fault Sensors Configuration 0 = Heating and Cooling Circuit 1 = Condensate Overflow Sensor 2 = Heating and Cooling Circuit w/Hot 3 = Condensate Overflow and Filter...

  • Page 5: Model Number Descriptions: 1½–6 Ton (Exh Exv)

    Model Number Descriptions: 1½–6 Ton (EXH/EXV) Digit 16 - Return-Air  Digits 1-3 - Unit Configuration Arrangement EXH = High Efficiency Horizontal EXV = High Efficiency Vertical L = Left Return-Air Arrangement R = Right Return-Air Arrangement Digit 4 - Development Sequence Digit 17 - Control Types F = R-410A 0 = Basic 24V Controls...

  • Page 6: Overview Of Manual

    Overview of Manual Compressor Nameplate Note: One copy of this document ships with each unit and is customer property. It must be retained by the The nameplate for the compressors are located on the unit’s maintenance personnel. compressor shell. This booklet describes proper installation, operation, and Model Number Description maintenance procedures for HVAC systems.

  • Page 7: General Information

    General alarm is accomplished through the lockout relay. This feature will drive dry contacts only, and cannot be Trip Recover Unit used to drive field installed control inputs. Trane provides 40 +/-4 56 +/-4 psig a 3½-minute time delay for compressor control.
  • Page 8 Boilerless Control/Electric Heat (Option) Systems that do not contain a boiler may contain a boilerless control with electric heat. Trane offers both a factory mounted electric heat option, and a field mounted duct heater option.
  • Page 9 General Information Table 2. Refrigerant charge Heat Pump Heat Pump w/HGRH Unit Catalog (60 Hz) Net Btuh Circuit 1 Circuit 2 Circuit 1 Circuit 2 GEHE006 7500 25.3 — 26.8 — GEHE009 8800 26.0 — 27.5 — GEHE012 11700 28.5 —...

  • Page 10: Pre-Installation

    Pre-Installation Jobsite Storage WARNING Fiberglass Wool! WARNING Product contains fiberglass wool. Disturbing the Microbial Growth! insulation in this product during installation, maintenance or repair will expose you to airborne Wet interior unit insulation can become an amplification particles of glass wool fibers and ceramic fibers known site for microbial growth (mold), which may cause odors to the state of California to cause cancer through and serious health related indoor air quality problems.

  • Page 11: Unit Dimensions And Weights

    Unit Dimensions and Weights GEH and EXH Clearance Dimensions require a greater service clearance than listed below. Check all code requirements prior to unit installations. Access to the unit for service purposes should be provided Equipment containing a same-side supply/return at installation.

  • Page 12: Dimensions

    Unit Dimensions and Weights GEV ½-5 tons and EXV 1½-6 tons GEV 6–10 Tons Clearance Dimensions clearance dimensions Minimum access for service clearances are provided below (see Figure 4, p. 12). Any one unit side other than Access to the unit for service purposes should be provided the control panel or return-air side may be placed against at installation.
  • Page 13 Unit Dimensions and Weights Figure 6. Left return/left supply (GEH/EXH) F X G OPENING REFRIG BLOWER CONTROL ACCESS ACCESS PANEL HI VOLT L (W.O.) LO VOLT M (W.I.) DRAIN 3/4" (19) NPTI BACK LEFT SIDE FRONT 14" (356") RIGHT SIDE (a) When a horizontal model is ordered with right return with end discharge, filter access could be limited.
  • Page 14 Unit Dimensions and Weights Figure 7. Left return/back supply (GEH/EXH) F X G OPENING REFRIG BLOWER CONTROL ACCESS ACCESS PANEL HI VOLT L (W.O.) LO VOLT M (W.I.) DRAIN BACK LEFT SIDE FRONT 3/4" (19) NPTI 14" (356) RIGHT SIDE Table 4.
  • Page 15 Unit Dimensions and Weights Figure 8. Left return/right supply (GEH/EXH) REFRIG CONTROL BLOWER ACCESS ACCESS PANEL L (W.O.) HI VOLT LO VOLT M (W.I.) BACK LEFT SIDE FRONT DRAIN F X G 3/4" (19) NPTI OPENING 14" RIGHT SIDE Table 5. Left return/right supply (GEH/EXH) GEH Unit F x G...
  • Page 16 Unit Dimensions and Weights Figure 9. Right return/left supply (GEH/EXH) REFRIG CONTROL BLOWER F X G ACCESS ACCESS OPENING PANEL HI VOLT LO VOLT L (W.O.) BACK LEFT SIDE FRONT DRAIN M (W.I.) 3/4" (19) NPTI 14" (356) RIGHT SIDE Table 6.
  • Page 17 Unit Dimensions and Weights Figure 10. Right return/back supply (GEH/EXH) F X G OPENING REFRIG BLOWER ACCESS CONTROL PANEL 14" ACCESS HI VOLT (356) LO VOLT L (W.O.) DRAIN M (W.I.) BACK LEFT SIDE FRONT 3/4" (19) NPTI RIGHT SIDE Table 7.
  • Page 18 Unit Dimensions and Weights Figure 11. Right return/right supply (GEH/EXH) REFRIG CONTROL BLOWER ACCESS ACCESS PANEL HI VOLT LO VOLT L (W.O.) F X G LEFT SIDE BACK FRONT OPENING DRAIN M (W.I.) 3/4" (19) NPTI RIGHT SIDE (a) When a horizontal model is ordered with right return with end discharge, filter access could be limited. Table 8.
  • Page 19 Unit Dimensions and Weights Figure 12. Left return/top supply: GEVE—“A” and later design sequence; EXV—“A” and later design sequence BLOWER BLOWER ACCESS ACCESS COMP/CONTROL COMP/CONTROL ACCESS ACCESS W.O. W.O. DRAIN DRAIN HI VOLT HI VOLT 12" 12" 9 1/2" 9 1/2" (305) (305) 8 3/4"...
  • Page 20 Unit Dimensions and Weights Figure 13. Left return/back supply: GEVE—“A” and later design sequence; EXV—“A” and later design sequence BLOWER BLOWER ACCESS ACCESS COMP/CONTROL COMP/CONTROL ACCESS ACCESS W.O. W.O. DRAIN DRAIN HI VOLT HI VOLT 12" 12" 9 1/2" 9 1/2" (305) (305) 8 3/4"...
  • Page 21 Unit Dimensions and Weights Figure 14. Right return/top supply: GEVE—“A” and later design sequence; EXV—”A” and later design sequence) BLOWER BLOWER ACCESS ACCESS COMP/CONTROL COMP/CONTROL ACCESS ACCESS W.O. W.O. DRAIN DRAIN HI VOLT HI VOLT 12" 12" 9 1/2" 9 1/2" (305) (305) 8 3/4"...
  • Page 22 Unit Dimensions and Weights Figure 15. Right return/back supply: GEVE—“A” and later design sequence; EXV—“A” and later design sequence BLOWER BLOWER ACCESS ACCESS COMP/CONTROL COMP/CONTROL ACCESS ACCESS W.O. W.O. DRAIN DRAIN HI VOLT HI VOLT 12" 12" 9 1/2" 9 1/2" (305) (305) 8 3/4"...
  • Page 23 Unit Dimensions and Weights Figure 16. GEH 6-10 tons (072-120) 60 Hz; GEH 6-7½ tons (072-090) 50 Hz—right return/left supply 36" 20" (914) (508) SERVICE SERVICE 79" CLEARANCE CLEARANCE (2007) 74 1/2" 1 3/4" (1892) (44) 40 5/8" 36" (1032) (914) 23 7/8"...
  • Page 24 Unit Dimensions and Weights Figure 17. GEH 6–10 tons (072–120) 60 Hz; GEH 6–7½ tons (072–090) 50 Hz—right return/back supply 36" (914) SERVICE 79" CLEARANCE (2007) 74 1/2" 1 3/4" (1892) (44) 40 5/8" 36" (1032) 18 3/8" (914) 23 7/8" (467) (606) 81"...
  • Page 25 Unit Dimensions and Weights Figure 18. GEH 6-10 tons (072-120) 60 Hz; GEH 6-7½ tons (072-090) 50 Hz - left return/right supply 36" 20" (914) (508) SERVICE SERVICE CLEARANCE 79" CLEARANCE (2007) 74 1/2" 1 3/4" (1892) (44) 40 5/8" 36"...
  • Page 26 Unit Dimensions and Weights Figure 19. GEH 6-10 tons (072-120) 60 Hz; GEH 6-7½ tons (072-090) 50 Hz—left return/back supply 36" (914) SERVICE 79" CLEARANCE (2007) 74 1/2" 1 3/4" (1892) (44) 40 5/8" 36" (1032) (914) 18 3/8" 24 3/4" (467) (629) 81"...
  • Page 27 Unit Dimensions and Weights Figure 20. GEH 12½-15 tons (150-180) 60 Hz; GEH 10-12½ tons (120-150) 50 Hz—right return/left supply 36" 20" (914) (508) SERVICE SERVICE CLEARANCE 79" CLEARANCE (2007) 74 1/2" 1 3/4" (1892) (44) 40 5/8" 36" (1032) (914) 23 7/8"...
  • Page 28 Unit Dimensions and Weights Figure 21. GEH 12½-15 tons (150-180) 60 Hz; GEH 10-12½ tons (120-150) 50 Hz—right return/back supply 36" (914) SERVICE 85" CLEARANCE (2159) 74 1/2" 2" (1892) (41) 46 5/8" 42" (1184) 21 3/8" (1067) 30" (543) (762) 87"...
  • Page 29 Unit Dimensions and Weights Figure 22. GEH 12½-15 tons (150-180) 60 Hz; GEH 10-12½ tons (120-150) 50 Hz—left return/right supply 36" 20" (914) (508) SERVICE SERVICE CLEARANCE 85" CLEARANCE (2159) 74 1/2" 2" (1892) (51) 46 5/8" 42" (1184) (1067) 30"...
  • Page 30 Unit Dimensions and Weights Figure 23. GEH 12½-15 tons (150-180) 60 Hz; GEH 10-12½ tons (120-150) 50 Hz—left return/back supply 36" (914) SERVICE 85" CLEARANCE (2159) 74 1/2" 2" (1892) (51) 46 5/8" 42" (1184) (1067) 21 3/8" 30" (543) (762) 87"...
  • Page 31 Unit Dimensions and Weights Figure 24. GEV 6-10 tons (072-120) 60 Hz; 6 and 7½ tons (072 and 090) 50 Hz—front return/back supply 15 3/4 SUPPLY OPENING (400) 1" (25.4) DUCT FLANGE ACCESS PANEL FOR 13 18" SHEAVES AND BELTS (333) 31 3/8"...
  • Page 32 Unit Dimensions and Weights Figure 25. GEV 6–10 tons (072–120) 60 Hz; 6 and 7½ ton (072 and 090) 50 Hz—front return/top supply (a) NEC requires that the GEV072-300 front return must be a non-ducted return. Table 18. GEV 6–10 tons (072-120) 60 Hz; 6 and 7½ ton (072 and 090) 50 Hz—front return/top supply Unit (60 Hz) Unit (50 Hz) 18-3/8 in.
  • Page 33 Unit Dimensions and Weights Figure 26. GEV 6–10 tons (072-120) 60 Hz; 6 and 7½ ton (072 and 090) 50 Hz—back return/front supply 39 5/8" ACCESS PANEL FOR (1006) SHEAVES AND BELTS 36 1/4" 31 3/8" (921) (797) 13 1/8" (333) 36"...
  • Page 34 Unit Dimensions and Weights Figure 27. GEV 6–10 tons (072-120) 60 Hz; 6 and 7½ ton (072 and 090) 50 Hz—back return/top supply (a) NEC requires that the GEV072-300 front return must be a non-ducted return. Table 20. GEV 6–10 tons (072-120) 60 Hz; 6 and 7½ ton (072 and 090) 50 Hz—back return/top supply Unit (60 Hz) Unit (50 Hz) 18-3/8 in.
  • Page 35 Unit Dimensions and Weights Figure 28. GEV 12½–15 tons (150–180) 60 Hz; GEV 10 and 12½ ton (120 and 150) 50 Hz—front return/back supply 31 1/2" 36 1/4" (800) (921) 10" (254) 74 1/2" 4 3/4" (1892) (121) 81 5/8" (2073) TOP VIEW 18 5/8"...
  • Page 36 Unit Dimensions and Weights Figure 29. GEV 12½–15 tons (150–180) 60 Hz; GEV 10 and 12½ ton (120 and 150) 50 Hz—back return/front supply 81 5/8" (2073) 4 3/4" 74 1/2" (121) (1892) 36 1/4" 31 1/2" (921) (800) 10" (254) TOP VIEW 18 5/8"...
  • Page 37 Unit Dimensions and Weights Figure 30. GEV 12½–15 tons (150-180) 60 Hz; GEV 10 and 12½ ton (120 and 150) 50 Hz—front return/top supply 15 7/8" (403) 31 1/2" 36 1/4" (800) (921) 10" 14 3/8" (254) (365) 74 1/2" 4 3/4"...
  • Page 38 Unit Dimensions and Weights Figure 31. GEV 12½–15 ton (150–180) 60 Hz; GEV 10 and 12½ ton (120 and 150) 50 Hz—back return/top supply 81 5/8" (2073) 4 3/4" 74 1/2" (121) (1892) 14 3/8" (365) 36 1/4" 31 1/2" (921) (800) 15 7/8"...
  • Page 39 Unit Dimensions and Weights Figure 32. GEV 20 and 25 ton (240 and 300) 60 Hz; GEV 15 and 20 ton (180 and 240) 50 Hz—front return/back supply 31 1/2" 36 1/4" (800) (921) 6 1/4" (159) 74 1/2" 4 3/4" (1892) (121) 81 5/8"...
  • Page 40 Unit Dimensions and Weights Figure 33. GEV 20 and 25 ton (240 and 300) 60 Hz; GEV 15 and 20 ton (180 and 240) 50 Hz - back return/front supply 81 5/8" (2073) 4 3/4" 74 1/2" (121) (1892) 36 1/4" 31 1/2"...
  • Page 41 Unit Dimensions and Weights Figure 34. GEV 20 and 25 ton (240 and 300) 60 Hz; GEV 15 and 20 ton (180 and 240) 50 Hz—front return/top supply 31 1/2" 36 1/4" (800) (921) 6 1/4" (159) 74 1/2" 4 3/4" (1892) (121) 81 5/8"...
  • Page 42 Unit Dimensions and Weights Figure 35. GEV 20 and 25 ton (240 and 300) 60 Hz; GEV 15 and 20 ton (180 and 240) 50 Hz—back return/top supply 81 5/8" (2073) 4 3/4" 74 1/2" (121) (1892) 36 1/4" 31 1/2" (921) (800) 6 1/4"...
  • Page 43 Unit Dimensions and Weights Figure 36. GEH and EXH waterside economizer TOP VIEW 20" (508) A = TO FIELD SUPPLY PIPING B = TO FIELD RETURN PIPING FRONT VIEW 5" (127) (a) Waterside economizer installation requires field piping. Table 25. GEH and EXH waterside economizer GEH Unit GEH Unit (60 Hz)
  • Page 44 Unit Dimensions and Weights Figure 37. GEH and EXH hanging unit waterside economizer Table 26. GEH and EXH hanging unit waterside economizer GEH Unit GEH Unit Hanging Shipping (60 Hz) (50 Hz) Weight Weight 21-3/4 38-3/4 18-3/4 006-015 006-012 54 lbs (24.5 kg) 84 lbs (38.2 kg) (984) (476)
  • Page 45 Unit Dimensions and Weights   Figure 38. GEH 6-10 tons (072-120) 60 Hz, right return; GEH 6-7½ tons (072-090) 50 Hz, right return, waterside (a)(b) economizer 9 7/8" (251) 18 1/2" (470) 50 5/8" (1286) 36" (914) 23 7/8" (606) "B"...
  • Page 46 Unit Dimensions and Weights (a)(b) Figure 39. GEH 6-10 tons (072-120) 60 Hz, left return; GEH 6-7½ tons (072-090) 50 Hz, left return, waterside economizer 9 7/8" (251) 18 1/2" (470) 50 5/8" (1286) 36" (914) 24 3/4" (629) "B" OD COPPER TO FIELD SUPPLY PIPING "A"...
  • Page 47 Unit Dimensions and Weights Figure 40. GEH 12½-15 tons (150-180) 60 Hz, right return; GEH 10-12½ tons (120-150) 50 Hz, right return, waterside (a)(b) economizer 9 7/8" (251) 18 1/2" (470) 56 1/2" (1435) 42" (1067) 29 3/4" (756) 48 3/4" 1 5/8"...
  • Page 48 Unit Dimensions and Weights Figure 41. GEH 12½-15 tons (150-180) 60 Hz, left return; GEH 10-12½ tons (120-150) 50 Hz, left return, waterside (a)(b) economizer 9 7/8" (251) 18 1/2" (470) 56 1/2" (1435) 42" (1067) 29 3/4" (756) 27 1/8" 1 5/8"...
  • Page 49 Unit Dimensions and Weights Figure 42. GEV 6-10 tons (072-120) 60 Hz; 6 and 7½ ton (072 and 090) 50 Hz, waterside economizer (a) Entering water is on the AB port. Table 28. GEV 6-10 tons (072-120) 60 Hz; 6 and 7½ ton (072 and 090) 50 Hz, waterside economizer Unit (60 Hz) Unit (50 Hz) 1-1/4...
  • Page 50 Unit Dimensions and Weights Figure 43. GEV 12½-25 tons (150-300), waterside economizer (a) Entering water is on the AB port. Table 29. GEV 12½-25 tons (150-300), waterside economizer Unit (60 Hz) Unit (50 Hz) NPTI I.D. Operating Weight 12-1/2, 15 ton 10, 12-1/2 ton 1-1/2 (38) 1-5/8 (41)

  • Page 51: Exh Model

    Unit Dimensions and Weights Table 32. Unit weights Figure 45. Weight distribution GEH 6-15 ton Shipping Weight with Net Weight (60 Hz) (60 Hz) pallet w/o pallet — 284 lb (129 kg) 264 lb (120 kg) — 301 lb (137 kg) 269 lb (122 kg) —...

  • Page 52: Installation

    Installation Main Electrical WARNING Proper Field Wiring and Grounding WARNING Required! Hazardous Voltage! All field wiring MUST be performed by qualified Disconnect all electric power, including remote personnel. Improperly installed and grounded field disconnects before servicing. Follow proper lockout/ wiring poses FIRE and ELECTROCUTION hazards. To tagout procedures to ensure the power can not be avoid these hazards, you MUST follow requirements for inadvertently energized.

  • Page 53: Supply-Air Ductwork

    Installation Supply-Air Ductwork Figure 47. Flexible return-air connector (field provided) Horizontal ½-5 ton and EXHF 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) SUPPLY-AIR factory supplied screws.

  • Page 54: Ducted Filter Rack

    Installation maintenance. For installation of a dual filtration accessory Table 34. Opening size and part number EXH for the GEH and EXH model, verify that an extra set of Unit Size (60 Duct Collar Part return-air filter racks and filter have been ordered from the Number factory.

  • Page 55: Return-Air Duct Panel

    Installation Return-Air Duct Panel Hanging the Horizontal Unit Note: The ducted panel design is typically used in WARNING combination with a field installed ceiling filter rack design. Risk of Unit Dropping! The return-air arrangement may be easily converted from You MUST mount the unit to an area of the ceiling a free return-air system, to a ducted return-air system with strong enough to support the weight of that unit.

  • Page 56: Condensate Drain Connection

    Installation Condensate Drain Connection Note: Figure 55, p. 56 example incorporates the Hays  Measurflo® balancing hose kit and a 2-position isolation valve into the system design. Figure 54. Negative pressure system An isolation valve is often used in variable speed pumping applications.

  • Page 57: Cleaning And Flushing The Water Loop

    Installation 2. With the air vents closed, start the circulating pump Manual balance hose kit and then crack the air vents to bleed off the trapped air, assuring circulation through all components of the system. Actuator Mesurmeter w/PT’s Note: Make up water must be available to the system to replace the volume formerly occupied by the air Valve Body that is bled off.

  • Page 58: Main Unit Power Wiring

    Installation Main Unit Power Wiring The transformer is located in the control panel. See Figure 56, p. 58 for power wiring example. Thermostat Location WARNING Proper Field Wiring and Grounding Figure 57. Thermostat/sensor location Required! All field wiring MUST be performed by qualified personnel.

  • Page 59: Blower Motor Speed-Tap Retrofit

    Installation For controls using DC analog input/outputs, see Figure 58. Low-voltage connection (GEH/V ½-5 ton and appropriate installation, operation and diagnostic EXH/V 1½-6 ton equipment) manuals for connection. WSHP-IOP-2 (ZN510) and WSHP- PRB002-EN (ZN524). Basic Controls Wall Mounted Thermostat Deluxe Controls Wall Mounted Thermostat 1TB1 1TB1 Blower Motor Speed-Tap Retrofit...

  • Page 60: Hole Plug Installation

    Installation 2. Find the blower motor relay. The relay is located in Table 38. 4-speed motor (115, 208, 230, 265) Figure 61, p. 60. The relay location is consistent in all control configurations. Lead Colors Figure 61. Relay location Lead Black Blue Orange...

  • Page 61: Air Flow Adjustment

    Installation Air Flow Adjustment Figure 66. ECM control board and dip switch setting Note: GEH/V 6-25 ton units only. To increase cfm, loosen the turns open set screw on the sheave, and turn the sheave clockwise. To decrease cfm, Loosen the turns open set screw on the sheave, and turn the sheave counterclockwise.

  • Page 62: Waterside Economizer Installation

    The economizing package fits to the outside of the of the water-source heat pump. Trane recommends the mating of the systems be made via 3-screws spaced evenly across the top, 3-screws spaced evenly across the bottom (installed...
  • Page 63 Installation 7. Verify the control board for the water side economizer Figure 73. Step 9 is located at the back of the control box. The temperature rating of this board is factory set to 55ºF . For units with boilerless (electric heat) control and water side economizer, the boilerless control board is factory set to 45ºF .
  • Page 64 Figure 76. Step 12 onto the ceiling tiles. Note: Trane does not provide insulation on the economizing piping package. This insulation must be field provided and field installed. Note: Trane does not provide condensate overflow protection of the waterside economizer.
  • Page 65 1637 0100) found in the economizer packaging in the Note: Trane does not provide insulation on the same holes of the return air filter frame removed in economizing piping package. This insulation must Step 1.

  • Page 66: Economizer Start-Up Sequence

    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 67 Economizer Start-Up Sequence Table 43. Waterside economizing three-way valve specifications Valve Close-off Valve Temp. Unit Size (60 Hz) Unit Size (50 Hz) Valve Conn. Size Valve Pres. Rating Pressure Range Actuator Non-spring return type 24 VAC +/- 20% 0ºF to 212ºF GEH006-015 GEH006-012 ½...

  • Page 68: Electrical Data

    Electric Model Unit No. of Motor Motor Motor Circuit Protective Heat Heat Volts (ea) (ea) Comp. Num. Ampacity Device Amps GEHE/GEVE 115/60/1 30.0 1.20 1/12 8.20 208/60/1 14.0 0.60 1/12 4.73 208/60/1 14.0 0.60 1/12 5.68 230/60/1 15.0 0.60 1/12 4.60...
  • Page 69 Model Unit No. of Motor Motor Motor Circuit Protective Heat Heat Volts (ea) (ea) Comp. Num. Ampacity Device Amps GEHE/GEVE 220-240/50/1 11.1 54.0 15.0 1.53 13.53 220-240/50/1 19.7 54.0 15.0 1.53 24.57 18.1 265/60/1 35.0 10.8 0.80 10.43 265/60/1 15.9 35.0...
  • Page 70 GEVE032 230/60/3 16.2 10.4 63.0 16.3 3.60 20.19 12.6 GEVE032 460/60/3 31.0 1.70 7.33 GEVE032 460/60/3 10.0 31.0 1.70 12.48 GEHE/GEVE 208/60/1 20.3 16.7 79.0 26.0 3.60 24.48 208/60/1 27.2 16.7 79.0 26.0 3.60 33.95 23.6 230/60/1 20.3 16.7 79.0 26.0...
  • Page 71 Electric Model Unit No. of Motor Motor Motor Circuit Protective Heat Heat Volts (ea) (ea) Comp. Num. Ampacity Device Amps GEHE/GEVE 208/60/1 21.5 17.9 112.0 28.0 3.60 25.98 208/60/1 31.0 17.9 112.0 28.0 3.60 38.75 27.4 230/60/1 21.5 17.9 112.0 28.0...
  • Page 72 Electric Model Unit No. of Motor Motor Motor Circuit Protective Heat Heat Volts (ea) (ea) Comp. Num. Ampacity Device Amps GEHE/GEVE 115/60/1 30.0 1.20 1/12 8.20 208/60/1 14.0 0.60 1/12 4.73 208/60/1 14.0 0.60 1/12 5.68 230/60/1 15.0 0.60 1/12 4.60...
  • Page 73 Electric Model Unit No. of Motor Motor Motor Circuit Protective Heat Heat Volts (ea) (ea) Comp. Num. Ampacity Device Amps GEHE/GEVE 220-240/50/1 19.7 54.0 15.0 1.53 24.57 18.1 265/60/1 35.0 10.8 1.53 11.16 265/60/1 16.6 35.0 10.8 1.53 20.78 15.1 380-415/50/3 28.0...
  • Page 74 GEVE032 230/60/3 16.2 10.4 63.0 16.3 3.60 20.19 12.6 GEVE032 460/60/3 31.0 1.70 7.33 GEVE032 460/60/3 10.0 31.0 1.70 12.48 GEHE/GEVE 208/60/1 20.3 16.7 79.0 26.0 3.60 24.48 208/60/1 27.2 16.7 79.0 26.0 3.60 33.95 23.6 230/60/1 20.3 16.7 79.0 26.0...
  • Page 75 Electric Model Unit No. of Motor Motor Motor Circuit Protective Heat Heat Volts (ea) (ea) Comp. Num. Ampacity Device Amps GEHE/GEVE 208/60/1 21.5 17.9 112.0 28.0 3.60 25.98 208/60/1 31.0 17.9 112.0 28.0 3.60 38.75 27.4 230/60/1 21.5 17.9 112.0 28.0...
  • Page 76 Electrical Data Table 46. Electrical data - ECM motors - 1½-6 tons Maximum Total Comp Comp Blower Blower Minimum Overcurrent Electric Electric Model Unit No. of Motor Motor Motor Circuit Protective Heat Heat Volts (ea) (ea) Comp. Num. Ampacity Device Amps EXH/EXV 208/60/1...
  • Page 77 Electrical Data Table 46. Electrical data - ECM motors - 1½-6 tons (continued) Maximum Total Comp Comp Blower Blower Minimum Overcurrent Electric Electric Model Unit No. of Motor Motor Motor Circuit Protective Heat Heat Volts (ea) (ea) Comp. Num. Ampacity Device Amps EXH/EXV...

  • Page 78: 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 79: Start-Up

    Start-Up Initial Unit Start-up Table 48. Checklist Note: Start-up with the heat pump thermostat is included MODE Heat Cool below: Entering fluid temperature _______F _______F 1. Set the thermostat to the highest position. Leaving fluid temperature _______F _______F Temperature differential _______F _______F 2.
  • Page 80 Drop Pressure Pressure Temp Rise Model No. (°F) (GPM) (psig) (psig) (°F) (°F DB) (psig) (psig) Drop (°F) (°F DB) GEHE/GEVE 006 (60 Hz) — — — — 94-108 279-355 23-29 006 (60 Hz) — — — — 96-110 281-357...
  • Page 81 Drop Pressure Pressure Temp Rise Model No. (°F) (GPM) (psig) (psig) (°F) (°F DB) (psig) (psig) Drop (°F) (°F DB) GEHE/GEVE 012 (60Hz) 142-163 183-233 12-15 22-28 108-125 304-387 12-15 24-30 009 (50 Hz) 012 (60Hz) 142-163 175-223 9-12 23-29...
  • Page 82 Drop Pressure Pressure Temp Rise Model No. (°F) (GPM) (psig) (psig) (°F) (°F DB) (psig) (psig) Drop (°F) (°F DB) GEHE/GEVE 015 (60Hz) 143-165 371-472 11-14 19-24 — — — — 012 (50 Hz) 015 (60Hz) 143-165 361-459 9-11 19-24 —...
  • Page 83 Start-Up Table 49. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Temp Flow Pressure Pressure Temp Rise Drop Pressure Pressure Temp Rise Model No. (°F) (GPM) (psig)
  • Page 84 Start-Up Table 49. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Temp Flow Pressure Pressure Temp Rise Drop Pressure Pressure Temp Rise Model No. (°F) (GPM) (psig)
  • Page 85 Start-Up Table 49. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Temp Flow Pressure Pressure Temp Rise Drop Pressure Pressure Temp Rise Model No. (°F) (GPM) (psig)
  • Page 86 Start-Up Table 49. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Temp Flow Pressure Pressure Temp Rise Drop Pressure Pressure Temp Rise Model No. (°F) (GPM) (psig)
  • Page 87 Start-Up Table 49. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Temp Flow Pressure Pressure Temp Rise Drop Pressure Pressure Temp Rise Model No. (°F) (GPM) (psig)
  • Page 88 Start-Up Table 49. Operating pressures in cooling/heating for GE units (continued) Operating Data Cooling Heating Entering Water Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Temp Flow Pressure Pressure Temp Rise Drop Pressure Pressure Temp Rise Model No. (°F) (GPM) (psig)
  • Page 89 048 (50 Hz) 060(60 Hz) 14.0 127-146 343-436 9-12 19-25 — — — — 048 (50 Hz) GEHE/GEVE 072 (60 Hz) — — — — 67 - 77 250 - 319 6 - 8 20 - 24 072 (60 Hz) —...
  • Page 90 (GPM) (psig) (psig) (°F) (°F DB) (psig) (psig) Drop (°F) (°F DB) GEHE/GEVE 072 (60 Hz) 134 - 154 268 - 341 10 - 12 23 - 29 148 - 170 317 - 403 8 - 10 38 - 47...
  • Page 91 (GPM) (psig) (psig) (°F) (°F DB) (psig) (psig) Drop (°F) (°F DB) GEHE/GEVE 120 (60 Hz) 128 - 148 265 - 337 9 - 12 23 - 28 147 - 170 308 - 392 7 - 9 37 - 46...
  • Page 92 (GPM) (psig) (psig) (°F) (°F DB) (psig) (psig) Drop (°F) (°F DB) GEHE/GEVE 180 (60 Hz) 121 - 140 249 - 317 10 - 12 22 - 28 127 - 146 320 - 407 7 - 9 34 - 43...
  • Page 93 (GPM) (psig) (psig) (°F) (°F DB) (psig) (psig) Drop (°F) (°F DB) GEHE/GEVE 300 (60 Hz) 121 - 139 196 - 249 10 - 12 22 - 28 102 - 117 314 - 399 6 - 8 30 - 37...
  • Page 94 Start-Up Table 50. Operating pressures in cooling/heating for EX units (continued) Operating Data Cooling Heating Entering Water Suction Discharge Water Air temp Suction Discharge Water Air temp water flow pressure pressure temp rise drop pressure pressure Temp drop rise Model temp (ºF) (GPM) (psig)
  • Page 95 Start-Up Table 50. Operating pressures in cooling/heating for EX units (continued) Operating Data Cooling Heating Entering Water Suction Discharge Water Air temp Suction Discharge Water Air temp water flow pressure pressure temp rise drop pressure pressure Temp drop rise Model temp (ºF) (GPM) (psig)
  • Page 96 Start-Up Table 50. Operating pressures in cooling/heating for EX units (continued) Operating Data Cooling Heating Entering Water Suction Discharge Water Air temp Suction Discharge Water Air temp water flow pressure pressure temp rise drop pressure pressure Temp drop rise Model temp (ºF) (GPM) (psig)
  • Page 97 Start-Up Table 50. Operating pressures in cooling/heating for EX units (continued) Operating Data Cooling Heating Entering Water Suction Discharge Water Air temp Suction Discharge Water Air temp water flow pressure pressure temp rise drop pressure pressure Temp drop rise Model temp (ºF) (GPM) (psig)
  • Page 98 Start-Up Table 50. Operating pressures in cooling/heating for EX units (continued) Operating Data Cooling Heating Entering Water Suction Discharge Water Air temp Suction Discharge Water Air temp water flow pressure pressure temp rise drop pressure pressure Temp drop rise Model temp (ºF) (GPM) (psig)

  • Page 99: Water Pressure Drop

    Start-Up Water Pressure Drop Table 52. Cooling water pressure drops (WPD) in feet of head for EX units (continued) Table 51, p. 99 should be used to define feet of head/ Unit Size Unit Size pressure drop. Please note the feet of pressure (ft/head) (60 Hz) (50 Hz) EWT °F...

  • Page 100: Water Volume

    Start-Up Table 54. Heating water pressure drops (WPD) in feet of Table 56. Water volume for EX units head for EX units Water Side Water Side Water Side Unit Size Unit Size Unit Size Unit Size Volume Volume Volume (60 Hz) (50 Hz) EWT °F Pressure...

  • Page 101: Maintenance

    Maintenance Check the contactors and relays within the control panel at least once a year. It is good practice to check the tightness WARNING of the various wiring connections within the control panel. Hazardous Service Procedures! A strainer (60 mesh or greater) must be used on an open The maintenance and trouble shooting procedures loop system to keep debris from entering the unit heat recommended in this section of the manual could result...

  • Page 102: Troubleshooting

    Troubleshooting Table 59. Diagnostic LEDs WARNING Color: Hazardous Service Procedures! Green Color: Red Controller The maintenance and trouble shooting procedures Mode LED1 LED2 LED3 recommended in this section of the manual could result Control OFF in exposure to electrical, mechanical or other potential Normal/Compressor OFF safety hazards.
  • Page 103 Troubleshooting Table 60. Troubleshooting table Problem Heating Cooling Cause Correction No response to any Main power off Check fuses thermostat setting Defective control transformer Replace Broken or loose connection Repair Defective thermostat Replace Transformer Reset Transformer Unit short cycles Thermostat or sensor improperly located Relocate Blower runs, but compressor Defective compressor overload...

  • Page 104: Wiring Diagrams

    Wiring Diagrams This section contains wiring diagrams (Figure 80, p. 104– Table 61. Isolation valve wiring Figure 91, p. 115) and isolation valve wiring connections (Table 61, p. 104). 3-wire Honeywell isolation valve connections Control type Blue Brown Black Basic 24V 1TB1-6 1TB1-1 1TB1-4...
  • Page 105 Wiring Diagrams Figure 81. Basic 24V - 460V-60 Hz - 3 ph (a) Wiring diagrams provided in the catalog are generic. A unit specific As Built wiring diagram is located on the unit control panel. WSHP-SVX01L-EN...
  • Page 106 Wiring Diagrams Figure 82. Basic 24V - 460V-60 Hz - 3 ph - EXH/EXV - (ECM Motor Wiring Diagram) (a) Wiring diagrams provided in the catalog are generic. A unit specific As Built wiring diagram is located on the unit control panel. WSHP-SVX01L-EN...
  • Page 107 Wiring Diagrams Figure 83. Deluxe-380-420V - 50 Hz - 3 ph (a) Wiring diagrams provided in the catalog are generic. A unit specific As Built wiring diagram is located on the unit control panel. WSHP-SVX01L-EN...
  • Page 108 Wiring Diagrams Figure 84. Deluxe 24V - 460V-60 Hz - 3 ph (a) Wiring diagrams provided in the catalog are generic. A unit specific As Built wiring diagram is located on the unit control panel. WSHP-SVX01L-EN...
  • Page 109 Wiring Diagrams Figure 85. Deluxe 24V - 460V-60 Hz - 3 ph - EXH/EXV - (ECM Motor Wiring Diagram) (a) Wiring diagrams provided in the catalog are generic. A unit specific As Built wiring diagram is located on the unit control panel. WSHP-SVX01L-EN...
  • Page 110 Wiring Diagrams Figure 86. Tracer ZN510-208V - 60 Hz - 1 ph (a) Wiring diagrams provided in the catalog are generic. A unit specific As Built wiring diagram is located on the unit control panel. WSHP-SVX01L-EN...
  • Page 111 Wiring Diagrams Figure 87. Tracer ZN510 460V-60 Hz - 3 ph (a) Wiring diagrams provided in the catalog are generic. A unit specific As Built wiring diagram is located on the unit control panel. WSHP-SVX01L-EN...
  • Page 112 Wiring Diagrams Figure 88. Tracer ZN510 460V-60 Hz - 3 ph - (ECM Motor Wiring Diagram) (a) Wiring diagrams provided in the catalog are generic. A unit specific As Built wiring diagram is located on the unit control panel. WSHP-SVX01L-EN...
  • Page 113 Wiring Diagrams Figure 89. Tracer ZN524-460V - 60 Hz - 1 ph (a) Wiring diagrams provided in the catalog are generic. A unit specific As Built wiring diagram is located on the unit control panel. WSHP-SVX01L-EN...
  • Page 114 Wiring Diagrams Figure 90. Tracer ZN524 460V-60 Hz - 3 ph (a) Wiring diagrams provided in the catalog are generic. A unit specific As Built wiring diagram is located on the unit control panel. WSHP-SVX01L-EN...
  • Page 115 Wiring Diagrams Figure 91. Tracer ZN524 460V-60 Hz - 3 ph - (ECM Motor Wiring Diagram) (a) Wiring diagrams provided in the catalog are generic. A unit specific As Built wiring diagram is located on the unit control panel. WSHP-SVX01L-EN...

  • Page 116: 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 parts-only warranty, running 12 months from startup, not year warranty. The time starts at the end of the standard 1 to exceed 18-months from shipment.
  • Page 118 HVAC systems, comprehensive building services, and parts. For more information, visit www.Trane.com. Trane has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice. © 2012 Trane All rights reserved...

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