Trane Odyssey TWA0724 A Series Installation, Operation And Maintenance Manual

Split system air conditioners with symbio controls heat pump condenser, r-410a 5 to 20 tons and r-22 dry charge 7.5, 10, 15 and 20 tons
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Installation, Operation, and Maintenance
Split System Air Conditioners
Odyssey™ ™ with Symbio™ ™
Controls
Heat Pump Condenser, R-410A 5 to 20 Tons
and R-22 Dry Charge 7.5, 10, 15 and 20 Tons
( ( 6 6 0 0 H H z z ) )
TWA0724*A
TWA0724*D
TWA0902*A
TWA0904*A
TWA0904*D
TWA1202*A
TWA1204*A
TWA1204*D
TWA1802*D
TWA1804*D
TWA2402*D
TWA2404*D
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.
November 2020
( ( 5 5 0 0 H H z z ) )
TWA0604DA
TWA0604DD
TWA0764DA
TWA0764DD
TWA1014DA
TWA1014DD
TWA1564DD
TWA2014DD
S S A A F F E E T T Y Y W W A A R R N N I I N N G G
S S S S P P - - S S V V X X 0 0 0 0 1 1 B B - - E E N N

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Summary of Contents for Trane Odyssey TWA0724 A Series

  • Page 1 Installation, Operation, and Maintenance Split System Air Conditioners Odyssey™ ™ with Symbio™ ™ Controls Heat Pump Condenser, R-410A 5 to 20 Tons and R-22 Dry Charge 7.5, 10, 15 and 20 Tons ( ( 6 6 0 0 H H z z ) ) ( ( 5 5 0 0 H H z z ) ) TWA0724*A TWA0604DA...
  • Page 2 A A L L W W A A Y Y S S r r e e f f e e r r t t o o a a p p p p r r o o p p r r i i a a t t e e S S a a f f e e t t y y D D a a t t a a impact to the environment. Trane advocates the...
  • Page 3 . . This document and the information in it are the property of Trane, and may not be used or reproduced in whole or in part without written permission. Trane...
  • Page 4: Table Of Contents

    Table of Contents Model Number Description ....5 Electrical Wiring ......24 Unit Power Supply .
  • Page 5: Model Number Description

    Model Number Description Heat Pump Condenser Digit 1, 2, 3— Unit Function Digit 8 — Voltage Digit 15 — Controls TWA = Split System Heat Pump 3 = 208-230 Vac - 3 PH (60Hz) S = Symbio™ 4 = 460 Vac - 3 PH (60Hz) W = 575 Vac - 3 PH (60Hz) Digit 4, 5, 6 —...
  • Page 6: General Information

    General Information This manual describes proper installation, operation, destroy or remove the manual from the unit. The and maintenance procedures for air-cooled systems. manual should remain weather-protected with the unit By carefully reviewing the information within this until all installation procedures are complete. manual and following the instructions, the risk of N N o o t t e e : : It is not the intention of this manual to cover all improper operation and/or component damage will be...
  • Page 7: Pre-Installation

    Pre-Installation Unit Inspection Lifting Recommendations Inspect material carefully for any shipping damage. If W W A A R R N N I I N N G G damaged, it must be reported to, and claims made I I m m p p r r o o p p e e r r U U n n i i t t L L i i f f t t ! ! against the transportation company.
  • Page 8: Unit Mounting

    P P r r e e - - I I n n s s t t a a l l l l a a t t i i o o n n “Dimensional Data,” p. 10). Figure 1. Roof mounted unit Outdoor Unit Unit Mounting Gas (Suction)
  • Page 9: Refrigerant Piping

    P P r r e e - - I I n n s s t t a a l l l l a a t t i i o o n n ☐ Inspect unit location for proper free air clearances. ☐...
  • Page 10: Heat Pump

    Heat Pump Figure 2. Height, width and depth measurements H - in. (mm) W - in. (mm) D - in. (mm) TWA0604DA, 0724*A, 0764DA, 0904*A (R-410A) and 39.125 (993.8) 42.125 (1070) 36 (914.4) TWA0902*A (R-22) TWA0604DD, 0724*D, 0764DD, 0904*D (R-410A) 39.125 (993.8) 52.125 (1324) 40 (1016)
  • Page 11 H H e e a a t t P P u u m m p p Figure 3. 5, 6, 6.25, 7.5 ton R-410A and 7.5 ton R-22 heat pump, single compressor (in inches) NOTES: SEE NOTE 3 1. ACCESS OPENING IS FOR FIELD INSTALLED BAYLOAM ACCESSORY. 2.
  • Page 12 H H e e a a t t P P u u m m p p Figure 4. 5, 6, 6.25, 7.5 ton R-410A heat pump, dual compressor (in inches) SEE NOTE 3 NOTES: 1. ACCESS OPENING IS FOR FIELD INSTALLED BAYLOAM ACCESSORY. 2.
  • Page 13 H H e e a a t t P P u u m m p p Figure 5. 8.33, 10 ton R-410A and 10 ton R-22 heat pump, single compressor (in inches) SEE NOTE 3 NOTES: 1. ACCESS OPENING IS FOR FIELD INSTALLED BAYLOAM ACCESSORY. 2.
  • Page 14 H H e e a a t t P P u u m m p p Figure 6. 8.33, 10 ton heat pump, dual compressor (in inches) SEE NOTE 3 NOTES: 1. ACCESS OPENING IS FOR FIELD INSTALLED BAYLOAM ACCESSORY. 2.
  • Page 15 H H e e a a t t P P u u m m p p Figure 7. 13, 15, 16.7 and 20 ton R-410A and 15, 20 ton R-22 heat pump, dual compressor (in inches) NOTES: 1. MINIMUM CLEARANCE FOR PROPER OPERATION IS 36” (914.4) FROM WALLS, SHRUBBERY, PRIVACY FENCES ETC.
  • Page 16: Weights

    Weights Heat Pump Condenser Table 1. TWA R-410A unit and corner weights — lbs (60 Hz) Corner Weights Shipping Net Max Tons Model No. (lbs) Max (lbs) TWA0724*A TWA0724*D TWA0904*A TWA0904*D TWA1204*A TWA1204*D TWA1804*D TWA2404*D 1003 Table 2. TWA R-22 unit and corner weights — lbs (60 Hz) Corner Weights Shipping Net Max...
  • Page 17 W W e e i i g g h h t t s s Figure 8. TWA072, 090, 120, TWA060, 076, 101, TWA0902*A, 1202*A Figure 9. TWA180, 240, TWA156, 201, TWA1802*D,TWA2402*D LIFTING HOLES LIFTING HOLES (BOTH SIDES) (BOTH SIDES) SSP-SVX001B-EN...
  • Page 18: Installation

    Installation Refrigerant Piping Guidelines Figure 10. Allowable elevation difference: TWA above indoor unit Contact manufacturer for review Figure 11. Allowable elevation difference: TTA or TWA below indoor unit Contact manufacturer for review Acceptable liquid-riser height based on total liquid-line length (below indoor unit) N N o o t t e e : : Route refrigerant piping for minimum linear length, minimum number of bends and fittings.
  • Page 19: Refrigerant Piping Procedures

    I I n n s s t t a a l l l l a a t t i i o o n n Refrigerant Piping Procedures Figure 12. Outdoor units - refrigerant piping (with dry nitrogen) (Outdoor Units) W W A A R R N N I I N N G G R R - - 4 4 1 1 0 0 A A R R e e f f r r i i g g e e r r a a n n t t u u n n d d e e r r H H i i g g h h e e r r P P r r e e s s s s u u r r e e t t h h a a n n R R - - 2 2 2 2 ! ! F F a a i i l l u u r r e e t t o o u u s s e e p p r r o o p p e e r r e e q q u u i i p p m m e e n n t t o o r r c c o o m m p p o o n n e e n n t t s s a a s s...
  • Page 20: Refrigerant Piping Procedures

    I I n n s s t t a a l l l l a a t t i i o o n n W W A A R R N N I I N N G G N N O O T T I I C C E E U U n n i i t t D D a a m m a a g g e e ! ! E E x x p p l l o o s s i i o o n n H H a a z z a a r r d d a a n n d d D D e e a a d d l l y y G G a a s s e e s s ! ! D D o o n n o o t t a a p p p p l l y y h h e e a a t t t t o o r r e e m m o o v v e e s s e e a a l l c c a a p p s s u u n n t t i i l l t t h h e e...
  • Page 21: System Evacuation

    6. If vacuum gauge does not rise above 500 microns in TWA060, TWA072, 10 minutes, the evacuation should be complete. TWA0764DA, TWA0764DD, Trane Oil Part Number OIL00094 TWA0904*A, TWA0904*D, N N O O T T I I C C E E (1 quart container)
  • Page 22: Refrigerant Charging Procedure

    I I n n s s t t a a l l l l a a t t i i o o n n Refrigerant Charging Procedure Figure 13. Outdoor units - refrigerant piping If charging by weight, refer to “Charging Levels,”...
  • Page 23: Charging Levels

    I I n n s s t t a a l l l l a a t t i i o o n n Charging Levels Odyssey Application Guide (SS-APG008*- EN) available through e-Library or your I I m m p p o o r r t t a a n n t t : : For the correct line diameter, for line local sales office.
  • Page 24: Liquid Charging

    I I n n s s t t a a l l l l a a t t i i o o n n Liquid Charging W W A A R R N N I I N N G G H H a a z z a a r r d d o o u u s s V V o o l l t t a a g g e e w w / / C C a a p p a a c c i i t t o o r r s s ! ! This procedure is accomplished with the unit operating.
  • Page 25: Unit Power Supply

    I I n n s s t t a a l l l l a a t t i i o o n n Unit Power Supply local electrical codes. Codes may require line of sight between disconnect switch and unit. The installer must provide line voltage circuit(s) to the unit main power terminals as shown by the unit wiring Figure 14.
  • Page 26: Field Wiring

    Note: Gray shaded cells indicate older legacy units. Contact the local Trane Commercial Sales office to receive a copy of Hub Case details. 2-Speed Air Handler (identified by a “C” in digit 15) is specifically designed as a replacement air handler for a system with a legacy electromechanical condenser.
  • Page 27 I I n n s s t t a a l l l l a a t t i i o o n n Pairing A: Symbio Heat Pump with Constant Volume Air Handler Figure 15. Symbio™ ™ 700 unit controller wiring Symbio 700 Unit Controller 4 10 11...
  • Page 28 I I n n s s t t a a l l l l a a t t i i o o n n Pairing B: Symbio Heat Pump with SZVAV / 1. Zone control (see Figure 15, p. 2-Speed Air Handler a.
  • Page 29: Refrigerant Circuit

    I I n n s s t t a a l l l l a a t t i i o o n n Refrigerant Circuit Figure 18. Typical split system heat pump - cooling - refrigerant circuit HEAT PUMP CIRCUIT DIAGRAM COOLING MODE Note A EQUALIZER...
  • Page 30 I I n n s s t t a a l l l l a a t t i i o o n n Figure 20. Typical split system heat pump - cooling - refrigerant circuit HEAT PUMP CIRCUIT DIAGRAM COOLING MODE Note A EQUALIZER...
  • Page 31: Pre-Start

    Pre-Start Control Circuit Features compressor and the outdoor fans if suction pressure drops below the Low Pressure Cut-Out setting. Once N N o o t t e e : : Not all of these features may be required for your the suction pressure has returned to normal, the unit, check electrical schematic.
  • Page 32: Troubleshooting

    Troubleshooting W W A A R R N N I I N N G G Refer to the latest version of the Symbio™ 700 Applications Guide (ACC-APG001*-EN) for details on L L i i v v e e E E l l e e c c t t r r i i c c a a l l C C o o m m p p o o n n e e n n t t s s ! ! troubleshooting the control system.
  • Page 33: Service Test Mode

    Service Test Mode The Symbio™ 700 supports a Service Test Mode that energize the appropriate outputs. A user-selected can be used to energize the various components of the timeout value will determine how long the controller system, either to support general system startup tasks will remain in any given state once initiated.
  • Page 34: Maintenance

    Maintenance W W A A R R N N I I N N G G ☐ Remove any accumulation of dust and/or dirt from the unit casing. H H a a z z a a r r d d o o u u s s V V o o l l t t a a g g e e w w / / C C a a p p a a c c i i t t o o r r s s ! ! ☐...
  • Page 35 M M a a i i n n t t e e n n a a n n c c e e in Step 1; then restore power to the unit. inadvertently bent during the cleaning process. 10. Using a fin comb, straighten any coil fins that were SSP-SVX001B-EN...
  • Page 36: Maintenance Log

    M M a a i i n n t t e e n n a a n n c c e e Maintenance Log SSP-SVX001B-EN...
  • Page 37: Charging Data And Pressure Curves

    Charging Data and Pressure Curves Table 10. TWA Charging data and pressure curves Refrigerant Charging Curve Pressure Curves Condenser Air Handler Superheat and Charge Table TWA0604DA TWE0724DA 436759280001 436759610001 TWA0724*A TWE0904DA 436759290001 436759620001 TWA0604DD TWE0724DB 436759300001 436759630001 TWA0724*D TWE0904DB 436759310001 436759640001 TWA0764DA TWE0764DA...
  • Page 38: Location

    Wiring Diagram Matrix and Device Location Table 11. TWA wiring diagrams Description Applicability Part Number Power Schematic (Wiring Diagram) for units with Dual All Units with Digit 4-6 = 156/180/201/240 1213–3638 Compressors and Dual Fans Power Schematic (Wiring Diagram) for units with Dual All Units with Digit 4-6 = 060/072/076/090/101/ 1213–3639 Compressors and Single Fans...
  • Page 39: Warranty

    • All accessories for the above products which are cleaning establishment, de-greasing plant or in any sold by Trane and applied in accordance with Trane corrosive atmosphere; or (3) any heat exchanger which specifications. is not shown to be defective by the warrantor’s inspection.
  • Page 40 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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