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Trane Precedent TSK036 Series Installation, Operation And Maintenance Manual
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Trane Precedent TSK036 Series Installation, Operation And Maintenance Manual

Trane Precedent TSK036 Series Installation, Operation And Maintenance Manual

Packaged rooftop units cooling and gas/electric standard and high efficiency
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Installation, Operation, and Maintenance
Precedent™ Packaged Rooftop
Units
Cooling and Gas/Electric
Standard and High Efficiency
3 to 25 Tons — 60 Hz
Model Numbers:
TSK036* - TSK300*
THK036* - THK300*
YSK036* - YSK300*
YHK036* - YHK300*
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.
August 2024
SAFETY WARNING
RT-SVX092A-EN

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Summary of Contents for Trane Precedent TSK036 Series

  • Page 1 Installation, Operation, and Maintenance Precedent™ Packaged Rooftop Units Cooling and Gas/Electric Standard and High Efficiency 3 to 25 Tons — 60 Hz Model Numbers: TSK036* - TSK300* THK036* - THK300* YSK036* - YSK300* YHK036* - YHK300* SAFETY WARNING 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.
  • 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 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 Table of Contents Model Number Description ....6 Discharge Line Temp Switch (DLT) ..12 Smoke Detector Sensor (Optional) .
  • Page 5 Table of Contents Conversion to Horizontal — 6 Ton Low Symbio Controls......66 Modulating Gas heat Y(S/H) Unit Start-Up .
  • Page 6 Model Number Description Digit 1 — Unit Function Digit 18 — Through-the-Base Provisions Digit 12, 13 — Service Sequence T = DX Cooling ** = Factory Assigned 0 = No Through-the-Base Provisions Y = DX Cooling, Gas Heat A = Through-the-Base Electric B = Through-the-Base Gas Piping Digit 14 —...
  • Page 7 Model Number Description Digit 25 — System Monitoring Controls 0 = No Monitoring Control 1 = Clogged Filter Switch 2 = Condensate Overflow Switch 3 = Discharge Air Sensing Tube 4 = Clogged Filter Switch and Condensate Overflow Switch 5 = Clogged Filter Switch and Discharge Air Sensing Tube 6 = Condensate Overflow Switch and Discharge Air Sensing Tube...
  • Page 8 General Information Unit Inspection Note: Do not use the unit heater for temporary heat without first completing the start-up. To protect against loss due to damage incurred in transit, The manufacturer will not assume any responsibility for perform inspection immediately upon receipt of the unit. equipment damage resulting from condensate Check carefully for shipping damage.
  • Page 9 General Information Compressor Nameplate speed falls below 30 rpm, supply fan failure diagnostic is generated, and operation is stopped. The nameplate for the compressors are located on the side of the compressor. 5-Tap Direct Drive Indoor Fan Standard efficiency, 3 to 5 ton units are equipped with a 5- Microchannel Coil Barcode ID speed tap indoor motor.
  • Page 10 General Information for 72 hours, the trip counter will reset allowing more It may be necessary to replace permanent filters annually if auto-resets to occur. washing fails to clean the filter. Use the same type and size as originally installed. Low Pressure Control (LPC) Table 1.
  • Page 11 (2-speed) indoor fan control and staged This sensor features remote zone sensing and timed compressor control. This drastically reduces override with override cancellation. It is used with a Trane the energy savings available with this design. Integrated Comfort™ building management system.
  • Page 12 General Information has been lowered approximately 25ºF below the cutout Notes: setpoint. • The supply air smoke detector samples supply air. The return smoke detectors sample return Digital Display Zone Sensor air. The smoke detectors are designed to shut (BAYSENS135*) off the unit if smoke is sensed.
  • Page 13 Pre-Installation WARNING Fiberglass Wool! Exposure to glass wool fibers without all necessary PPE equipment could result in cancer, respiratory, skin or eye irritation, which could result in death or serious injury. Disturbing the insulation in this product during installation, maintenance or repair will expose you to airborne particles of glass wool fibers and ceramic fibers known to the state of California to cause cancer through inhalation.
  • Page 14 4, 5, 6 TSK, YSK THK, YHK 12.5 17.5 Note: Equipment feature availability is dependent on unit configuration. For more information, see Trane® Select Assist™ or contact product support. Dimensional Data Figure 3. A.0 cabinet TOP PANEL CONTROL PANEL ACCESS...
  • Page 15 Dimensions and Weights Figure 4. A.0 cabinet – downflow airflow supply/return, through-the-base utilities 3 5/8” 9 1/4” 14” 15 1/2” 92 MM 356 MM 235 MM 394 MM 4” 102 MM SUPPLY 18” 457 MM RETURN 24” 610 MM THROUGH THE BASE CONDENSATE 27 9/16”...
  • Page 16 Dimensions and Weights Figure 6. A.0 cabinet – unit clearance and roof opening CLEARANCE HORIZONTAL FLOW - 18” (457 MM) CLEARANCE 36” (914 MM) DOWNFLOW 36” (914 MM) TYPICAL ROOF OPENING CLEARANCE FROM TOP OF UNIT 72” 40” 37” 68 3/16” 1016 MM 940 MM 1732 MM...
  • Page 17 Dimensions and Weights Figure 8. 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 9. A.0 cabinet – swing diameter for hinged door(s) option 17-5/8"...
  • Page 18 Dimensions and Weights Figure 10. B.0 cabinet TOP PANEL CONTROL PANEL ACCESS CONDENSER FAN EVAPORATOR SECTION ACCESS PANEL 50-7/8" [1293] ALTERNATE CONDENSATE CONNECTION 3/4 - 14 NPT DIA. HOLE 27-5/8" [700] 47-7/8" [1217] UNIT CONTROL WIRE 88-1/8" 2" (50 MM) DIA. HOLE [2238] SERVICE GAUGE PORT ACCESS 1-3/8"...
  • Page 19 Dimensions and Weights Figure 12. B.0 cabinet – horizontal airflow supply/return 3-7/4" [97] 9-3/8" [237] 16-3/4" 32-1/4" [426] [820] 19-1/4" [490] 32-1/4" [820] 27-5/8" [700] 3/4 -14 NPT DIA. HOLE CONDENSATE DRAIN 4-1/4" [109] Figure 13. B.0 cabinet – unit clearance and roof opening CLEARANCE HORIZONTAL FLOW - 18”...
  • Page 20 Dimensions and Weights Figure 14. B.0 cabinet – roof curb 46 3/8” 18 1/4” 1178 MM 1” 470 MM 34 3/8” 25 MM 6 5/8” 873 MM 168 MM 80 1/2” 18 1/2” 14” 2045 MM 470 MM 355 MM 1”...
  • Page 21 Dimensions and Weights Figure 16. B.0 cabinet – swing diameter for hinged door(s) option 17” 432 MM 21 3/8” 543 MM Through-the-Base Gas Piping 34 5/8” 879 MM Figure 17. C.0 cabinet INDOOR TOP PANEL CONTROL BOX SECTION ACCESS PANEL OUTDOOR TOP PANEL EVAPORATOR SECTION 50-7/8"...
  • Page 22 Dimensions and Weights Figure 18. C.0 cabinet – downflow airflow supply/return, through-the-base utilities 3 5/8” 92 MM 9 7/8” 251 MM 17 1/2” 17 1/2” 444 MM 444 MM 4” 102 MM SUPPLY RETURN 33” 32 1/8” 838 MM 816 MM THROUGH THE BASE ELECTRICAL THROUGH THE...
  • Page 23 Dimensions and Weights Figure 20. C.0 cabinet – unit clearance and roof opening CLEARANCE HORIZONTAL FLOW - 18” (457 MM) CLEARANCE 36” (914 MM) DOWNFLOW 36” (914 MM) TYPICAL ROOF OPENING CLEARANCE FROM TOP OF UNIT 72” 46” 46” 99 11/16” 1168 MM 1168 MM 2532 MM...
  • Page 24 Dimensions and Weights Figure 22. C.0 cabinet – swing diameter for hinged door(s) option 11" [279] 17-3/8" 21-3/4" [443] [554] 35" [890] Figure 23. A.0, B.0, and C.0 cabinets – standard economizer, manual or motorized fresh air damper ECONOMIZER HOOD BAROMETRIC RELIEF HOOD RT-SVX092A-EN...
  • Page 25 Dimensions and Weights Dimension Cabinet inch inch inch inch 6 7/8 9 1/8 12 1/2 6 1/4 B.0 and C.0 7 3/4 16 3/4 7 1/4 Figure 24. A.0, B.0, and C.0 cabinet – powered exhaust with standard economizer ECONOMIZER HOOD POWER EXHAUST...
  • Page 26 Dimensions and Weights Figure 25. A.0, B.0, and C.0 cabinet – powered 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 RT-SVX092A-EN...
  • Page 27 Dimensions and Weights Figure 26. D.0 and D.1 cabinets GAS CONNECTION 3/4 NPT (250, 320, 400 MBh) INDOOR TOP PANEL CONTROL BOX SECTION ACCESS PANEL 2" ELECTRICAL CONN SINGLE POINT OUTDOOR TOP PANEL POWER "T" MODELS ONLY EVAPORATOR SECTION ACCESS PANEL CONDENSATE DRAIN 59'' D.0 CAB OR [1499]...
  • Page 28 Dimensions and Weights Figure 28. D.0 and D.1 cabinets – horizontal airflow supply/return 5 1/4'' [133] RETURN 46 1/2'' 20 '' [1181] [508] 23 11/16'' [603] 26 3/4'' [679] 22 3/8'' [570] 29'' [737] [153] 4 9/16'' [114] 25 1/2'' [648] 7 15/16'' [202]...
  • Page 29 Dimensions and Weights Figure 30. D.0 and D.1 cabinets – roof curb 116 7/8” 1” 2969 MM 25 MM 1 13/16” 1” 46 MM 25 MM 1 1/2” (38 MM) PERIMETER 22 1/4” CURB FLANGE 565 MM 23 1/4” 1” 591 MM 25 MM 28 9/16”...
  • Page 30 Dimensions and Weights Figure 32. D.0 and D.1 cabinets – power exhaust 22.7 21.4 Figure 33. Gas pipe height Note: Height of gas pipe required from inside unit base to gas shut off assembly (factory provided). Dimension A Cabinet inch A.0, B.0, and C.0 4 5/8 D.0 and D.1...
  • Page 31 Dimensions and Weights Clearances capacity, and peak operating efficiency. Providing less than the recommended clearances may result in condenser coil Figure 34, p. 31 illustrates the minimum operating and starvation, “short-circuiting” of exhaust and economizer service clearances for either a single or multiple unit airflows, or recirculation of hot condenser air.
  • Page 32 Dimensions and Weights Table 3. Model weights, corner weights (lbs) and center of gravity dimensions (in.) (continued) Model Weights Corner Weights Center of Gravity (in.) Tons Unit Model No. Shipping Length Width High Efficiency THK036 THK048 THK060 THK072 THK090 1008 THK102 1029 THK120...
  • Page 33 Dimensions and Weights Table 4. Model weights, corner weights (lbs) and center of gravity dimensions (in.) - gas/electric (continued) Model Weights Corner Weights Center of Gravity (in.) Tons Unit Model No. Shipping Length Width YHK240 2320 2100 YHK300 2370 2150 Weights are approximate.
  • Page 34 Dimensions and Weights Lifting and Rigging Figure 37. Rigging and center of gravity — D.0 and D.1 cabinets WARNING Heavy Object! Failure to follow instructions below could result in unit dropping which could result in death or serious injury, and equipment or property-only damage. Ensure that all the lifting equipment used is properly rated for the weight of the unit being lifted.
  • Page 35 • To be repaired only by trained service At all times, Trane’s maintenance and service guidelines shall be followed. If in doubt, contact Trane technical personnel. support for assistance. • Do not puncture refrigerant tubing.
  • Page 36 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 37 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 38 A2L Information Minimum Room Area Limits unless the smallest room it serves is larger than the adjusted A threshold. This product contains a leak (Refrigerant charge greater than 3.91 lb detection system if a circuit charge is greater than 3.91 per circuit) lbs.
  • Page 39 A2L Information In addition, A can be adjusted if the unit is installed in a Adjacent rooms on the same floor of the building and room at a height that is higher than the minimum height connected by permanent openings in the walls and/or shown on the unit.
  • Page 40 Installation WARNING unit operating weights. If anchoring is required, anchor the unit to the roof with hold-down bolts or isolators. Heavy Object! Check with a roofing contractor for proper waterproofing Failure to follow instructions below could result in procedures. unit dropping which could result in death or serious injury, and equipment or property-only damage.
  • Page 41 Installation Figure 40. C.0 cabinet – horizontal airflow, supply and return 3 7/8” 98 MM 9 3/8” 238 MM RETURN 32 1/4” 832 MM 16 3/4” 425 MM SUPPLY 19 1/4” 489 MM 32 1/4” 4 3/4” 832 MM 120 MM 27 5/8”...
  • Page 42 Installation Figure 42. A.0 cabinet – high efficiency 3 5/8” 9 1/4” 14” 15 1/2” 92 MM 356 MM 235 MM 394 MM 4” 102 MM SUPPLY 18” 457 MM RETURN 24” 610 MM THROUGH THE BASE CONDENSATE 27 9/16” 701 MM 2 13/16”...
  • Page 43 Installation Figure 44. C.0 cabinet 3 5/8” 92 MM 9 7/8” 251 MM 17 1/2” 17 1/2” 444 MM 444 MM 4” 102 MM SUPPLY RETURN 33” 32 1/8” 838 MM 816 MM THROUGH THE BASE ELECTRICAL THROUGH THE 2 3/4” BASE CONDENSATE 71 MM 6 3/8”...
  • Page 44 Installation Note: No minimum clearance is required from duct to Note: C.0 units can be installed on B.0 (50 in. x 84 in.) roof curbs with the use of factory-installed base combustible surfaces. alignment brackets. These brackets create a 10-inch overhang on the front of the unit.
  • Page 45 Installation Rigging Figure 48. Fork pockets — A.0 and B.0 cabinets WARNING Remove Two Heavy Object! Fork Lift Failure to follow instructions below could result in Brackets unit dropping which could result in death or serious injury, and equipment or property-only damage. Ensure that all the lifting equipment used is properly rated for the weight of the unit being lifted.
  • Page 46 Installation General Unit Requirements Figure 51. Discard cover plate The following checklist is a summary of the steps required to successfully install a commercial unit. Installers should use this checklist to validate what is required in the installation process. It does not replace the detailed instructions called out in the applicable sections of this manual.
  • Page 47 Installation Horizontal Discharge Figure 53. Vent hood installation Conversion (B.0 and C.0 Cabinet Units) Note: B.0 and C.0 cabinet units move the supply cover to return opening and return cover to supply opening. Supplies needed by installer for conversion: 3 ounce tube of high temperature RTV sealant (500°F / 260°C, similar to Dow Corning 736).
  • Page 48 Installation Notes: 1. Remove vertical slide bracket screw. • If unit is equipped with Return Air Smoke 2. Slide the vertical slide bracket down to expose the Detector, refer to field conversion instructions holes in the vertical tube. See Figure 58, p. Figure for horizontal discharge before installing 59, p.
  • Page 49 Installation Figure 60. Detail view of DAS tubing after converting Figure 62. DAS tubing detail view (downflow) to horizontal Vertical slide bracket covers holes in tubing Slide bracket down to open hole in vertical tube Vertical slide bracket - new position 1.
  • Page 50 Installation Figure 64. DAS tubing after conversion to horizontal Figure 66. TCO1 instructions – A.0 cabinet Vertical slide bracket - new position 90 degree elbow installation location Pickup tube - new poisition Additional TCO1 limit switch Factory installed to be used for horizontal TCO1 limit switch discharge field conversion YSK(036-060)* and YHK036* - two stage gas heater...
  • Page 51 Installation Figure 68. TCO1 instructions – D.0/D.1 cabinet ensuring that the holes on the sensing tube face away from the unit and face the return air ductwork. Notes: • Refer to horizontal views below. • Ensure that the flexible tubing lies flat on the base pan surface.
  • Page 52 Installation Figure 71. Downflow bracket installation (view from Figure 73. Horizontal bracket installation (view horizontal return duct) from horizontal return duct) 5. Use the remaining two screws and bracket removed in 3. Lift the tube and bracket from the downflow duct Step 2, secure the bottom bracket.
  • Page 53 Install Trane or others, refer to the appropriate color-coded, weather-proof, multi-wire cable according to manufacturer’s literature for allowable waiting periods the field wiring instructions.
  • Page 54 Installation cap from the base pan opening. See Figure 76, p. 54 Table 10. Through-the-base gas pipe assembly components for A.0, B.0 and C.0 cabinets Figure 77, p. 3. Route field piping through this hole to the dimension Connection Size shown in Table 9, p.
  • Page 55 Installation Table 11. Through-the-base gas pipe assembly for Table 13. Gas heat data - supply and manifold D.0 and D.1 cabinets (continued) pressure requirements - modulating gas (model number digit 10 = B) Component Description Model Number Y(S,H)K Description (072-300)* Pipe Union Heating Input Rate - Btu/h 80,000 –...
  • Page 56 Installation Figure 80. Vertical tube hole(s) location Figure 81. Schematic diagram for field gas piping to units Vertical DAS tube Vertical slide bracket positioned to block hole(s) Hole or holes located here Condensate Drain Configuration WARNING Hazardous Voltage! Failure to disconnect power before servicing could result in death or serious injury.
  • Page 57 Installation 5. Remove the plug knockout in the bottom of the Note: When reversing the drain pan on some units, the drainpan to convert it to through the base drainage. condensate overflow switch will need to be moved to the second hole in its bracket to avoid contact with 6.
  • Page 58 Installation Field Installed Power Wiring WARNING Hazardous Voltage! WARNING Failure to disconnect power before servicing could Proper Field Wiring and Grounding result in death or serious injury. Required! Disconnect all electric power, including remote Failure to follow code could result in death or serious disconnects before servicing.
  • Page 59 Installation WARNING be terminated in the control box at main panel power terminal block (HTB1). Proper Field Wiring and Grounding NOTICE Required! Equipment Damage! Failure to follow code could result in death or serious injury. Failure to follow instructions below could result in equipment damage.
  • Page 60 Installation NOTICE Figure 86. Low voltage wiring — D cabinet Component Failure! Resistance in excess of two and a half (2.5) ohms per conductor could result in component failure due to insufficient AC voltage supply. Do not exceed two and a half (2.5) ohms per conductor for the length of the run.
  • Page 61 Installation • Table 18, p. 61 lists the conductor sizing guidelines that Table 18. Zone sensor module wiring (continued) must be followed when interconnecting the DC binary Distance from Unit to Control Recommended Wire Size output devices and the system components utilizing a DC analog input/output signal to the unit.
  • Page 62 Installation Figure 88. Examples Table 19. Temperature vs. resistance Table 19. Temperature vs. resistance (continued) Temperature Temperature Nominal Resistance Nominal Resistance (kOhms) (kOhms) Degrees °F Degrees °C Degrees °F Degrees °C -28.9 170.1 -3.8 40.40 -26.1 143.5 -1.1 34.85 -23.3 121.4 30.18 -20.6...
  • Page 63 Installation Table 19. Temperature vs. resistance (continued) Table 19. Temperature vs. resistance (continued) Temperature Temperature Nominal Resistance Nominal Resistance (kOhms) (kOhms) Degrees °F Degrees °C Degrees °F Degrees °C 21.1 11.89 29.4 8.247 23.9 10.50 32.2 7.330 26.7 9.297 35.0 6.528 RT-SVX092A-EN...
  • Page 64 Pre-Start NOTICE Use the checklist provided below in conjunction with the General Unit Requirements checklist to confirm the unit is Equipment Damage! properly installed and ready for operation. Failure to properly set circuit breaker dial could WARNING result in equipment damage. For units with circuit breaker overload protection, Hazardous Voltage w/Capacitors! set adjustable dial (Ir/A) to the MOP value on the...
  • Page 65 Pre-Start WARNING as a 20 percent current imbalance with a resulting increase in motor winding temperatures that will Live Electrical Components! decrease motor life. Failure to follow all electrical safety precautions when If the voltage imbalance is over 2 percent, notify the exposed to live electrical components could result in proper agencies to correct the voltage problem before death or serious injury.
  • Page 66 Pre-Start Symbio Controls Note: When closing main power disconnect and the unit mounted disconnect switch or circuit breaker, the The Symbio™ 700 supports a Service Test Mode that can phase monitor will verify proper phasing. If LED on be used to energize the various components of the system, face of the monitor is red, correct supply power fault.
  • Page 67 Unit Start-Up Sequence of Operation Table 20. Ignition module diagnostics (continued) See Application Guide, Symbio™ 700 Controller with 1 Flash Loss of Communication Precedent™ Packaged Rooftop Air-Conditioners (ACC- System Lockout: Failed to detect or APG002*-EN). sustain flame. (failure to ignite, no 2 Flashes spark, low/no gas pressure, etc.) Ignition Module –...
  • Page 68 Unit Start-Up Ignition and Operational Failures During analog FIRING RATE input signal: a Call for Heat a. < 1.5 Vdc (0% ModBus Firing Rate)]: OFF b. 1.5 – 2.0 Vdc (0.5% ModBus Firing Rate): Minimum 1. If flame is not detected on the original ignition trial fire (Manifold pressure .20 to.30 in.
  • Page 69 Unit Start-Up Table 21. Lockout codes (continued) Display Code Code Type Description Additional Comments and Notes A A 0 0 3 3 Alert Insufficient Combustion Air Blocked vent with actuator position derated by >20% from FRI setting A A 0 0 4 4 Alert Limited Low Fire (due to Lost Flame Auto-Adaptation) Flame loss at low fire results in an auto-adjustment that...
  • Page 70 Unit Start-Up Final System Setup 2. After the compressor and condenser fan have started and operated for approximately 30 minutes, observe After completing all of the pre-start and start-up procedures the operating pressures. Compare the operating outlined in the previous sections (i.e., operating the unit in pressures to the label on the access panel.
  • Page 71 Maintenance WARNING these checks and procedures, refer to the appropriate section(s) of the smoke detector Installation and Hazardous Service Procedures! Maintenance Instructions provided with the literature Failure to follow all precautions in this manual and on package for this unit. the tags, stickers, and labels could result in death or Condensate Overflow Switch serious injury.
  • Page 72 Maintenance Microchannel (MCHE) Coils ☐ Check supply fan motor bearings and repair or replace the motor as necessary. NOTICE ☐ Inspect both the main unit control panel and heat Coil Damage! section control box for loose electrical components and terminal connections, as well as damaged wire Failure to follow instructions below could result in insulation.
  • Page 73 Maintenance Final Process 2. When recharging the unit after servicing, replace the amount of oil removed. Verify oil added is the correct For future reference, record the unit data below in the type. blanks provided. 3. For compressor replacements and/or additional questions, contact Technical Support.
  • Page 74 Troubleshooting Refer to the Application Guide Symbio™ 700 Controller with Precedent™ Packaged Rooftop Air-Conditioners (ACC-APG002*-EN). RT-SVX092A-EN...
  • Page 75 Wiring Diagrams Note: Wiring diagrams can be accessed using e-Library by number search field or by contacting technical entering the diagram number in the literature order support. Table 24. Wiring diagrams Schematic Type Voltage Description Controls Schematic SCHEMATIC; SHEET 1, POWER, SINGLE COMPRESSOR, SINGLE Symbio 700 Main Unit 12134793...
  • Page 76 Wiring Diagrams Table 24. Wiring diagrams (continued) Schematic Type Voltage Description Controls Schematic SCHEMATIC; SHEET 2, POWER, SINGLE INDOOR FAN, COOLING ONLY/ Symbio 700 Main Unit 12134983 ELECTRIC HEAT, STD SCCR, FORWARD CURVE FAN SCHEMATIC; SHEET 2, POWER, SINGLE INDOOR FAN, COOLING ONLY/ Symbio 700 Main Unit 12134984...
  • Page 77 Wiring Diagrams Table 24. Wiring diagrams (continued) Schematic Type Voltage Description Controls Schematic SCHEMATIC; SHEET 2, POWER, DUAL INDOOR FAN, COOLING ONLY/ Symbio 700 Main Unit 12134830 ELECTRIC HEAT, HIGH SCCR SCHEMATIC; SHEET 2, POWER, DUAL INDOOR FAN, 2-STAGE GAS Symbio 700 Main Unit 230V...
  • Page 78 Wiring Diagrams Table 24. Wiring diagrams (continued) Schematic Type Voltage Description Controls Schematic SCHEMATIC/COMPONENT LOCATION - ELECTRIC HEAT - 6 & 12 & 18 & Symbio 700 Electric Heat 460V/575V 12134814 23 KW 460V/575V SCHEMATIC/COMPONENT LOCATION - ELECTRIC HEAT - 9 & 18 KW 208/ Symbio 700 Electric Heat 230V...
  • Page 79 Wiring Diagrams Table 24. Wiring diagrams (continued) Schematic Type Voltage Description Controls Schematic Component Symbio 700 12134855 DIAGRAM; COMPONENT LOCATION, GAS, D CABINET Location Component Symbio 700 DIAGRAM; COMPONENT LOCATION, MOD GAS, D CABINET 12134858 Location Supplimental Symbio 700 DIAGRAM; POWER EXHAUST 12134327 Supplimental Symbio 700...
  • Page 80 Piping Diagrams Figure 90. Piping diagram – 3 to 5 tons standard efficiency (T/YSK036-060) and 3 to 5 ton high efficiency (T/YHK036- 060) RT-SVX092A-EN...
  • Page 81 Piping Diagrams Figure 91. Piping diagram – 3 to 5 tons standard efficiency (T/YSK036-060) and 3 to 5 ton high efficiency (T/YHK036- 060) - hot gas reheat RT-SVX092A-EN...
  • Page 82 Piping Diagrams Figure 92. Piping diagram – 6 to 10 tons (T/Y)(S/H)K(072-120), and 12.5 tons standard efficiency (T/Y)SK150 RT-SVX092A-EN...
  • Page 83 Piping Diagrams Figure 93. Piping diagram 6 to 10 tons (T/Y)(S/H)K(072-120), and 12.5 tons standard efficiency (T/Y)SK150 - hot gas reheat RT-SVX092A-EN...
  • Page 84 Piping Diagrams Figure 94. Piping diagram - 12.5 tons high efficiency (T/Y)HK150 and 15 to 25 tons standard and high efficiency (T/Y) (S/H)K(180-300) RT-SVX092A-EN...
  • Page 85 Piping Diagrams Figure 95. Piping diagram - 12.5 tons high efficiency (T/Y)HK150 and 15 to 25 tons standard and high efficiency (T/Y) (S/H)K(180-300) - Hot gas reheat RT-SVX092A-EN...
  • Page 86 Gas Heat Operation and Maintenance Gas Heat Unit General WARNING Information Safety Hazards! Failure to follow instructions below could result in WARNING death or serious injury. Hazard of Explosion or Fire! • Never perform any maintenance procedures until Failure to follow instructions could result in death or the electrical power to the unit is turned off.
  • Page 87 STOP and proceed with the instructions as or other energy storing components provided by per above Warning. If you do not smell gas, go to the Trane or others, refer to the appropriate next step. manufacturer’s literature for allowable waiting periods 8.
  • Page 88 Open windows and doors. equipment damage. • Alert others and evacuate building immediately. Drain and vent coils when not in use. Trane recommends glycol protection in all possible freezing • From a phone outside of the building, applications. Use a glycol approved for use with immediately call your gas supplier.
  • Page 89 Precedent (Models TSK, THK, YSK, YHK) MERCHANTABILITY AND FITNESS FOR PARTICULAR USE, AND IN NO EVENT SHALL WARRANTOR BE This warranty is extended by Trane to the original LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL purchaser and to any succeeding owner of the real DAMAGES.
  • Page 90 Notes RT-SVX092A-EN...
  • Page 91 Notes RT-SVX092A-EN...
  • Page 92 For more information, please visit trane.com or americanstandardair.com. Trane and American Standard have a policy of continuous product and product data improvement and reserve the right to change design and specifications without notice. We are committed to using environmentally conscious print practices.

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