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Packaged Rooftop Air Conditioners
Foundation™ Electric/Electric

3 to 5 Tons, 50Hz

Installation, Operation, and Maintenance

June 2020

RT-SVX059D-EN

Model Numbers:

EBC036-060

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. 
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.

Summary of Contents for EBC036

Page 1: ...ce 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 ...

Page 2: ... procedures In addition some states or municipalities may have additional requirements that must also be adhered to for responsible management of refrigerants Know the applicable laws and follow them WARNING Proper Field Wiring and Grounding Required Failure to follow code could result in death or serious injury All field wiring MUST be performed by qualified personnel Improperly installed and gro...

Page 3: ...t without written permission Trane reserves the right to revise this publication at any time and to make changes to its content without obligation to notify any person of such revision or change Trademarks All trademarks referenced in this document are the trademarks of their respective owners Revision History Added Locking Safety Device with Anti Short Cycle Timer feature Overview of Manual Note ...

Page 4: ...rements 14 Main Unit Power 15 Pre Start 19 Verifying Proper Air Flow Units with Belt Drive Indoor Fan 19 Electromechanical Controls Test Procedure 19 Start Up 20 Compressor Start Up 20 Heating Start Up 20 Final System Set Up 20 Maintenance 21 Fan Belt Adjustment Belt Drive Units 21 Monthly Maintenance 22 Final Process 23 Troubleshooting 24 Standard Troubleshooting 24 Resetting Cooling and Heating ...

Page 5: ... Heat Digit 11 Minor Design Sequence Digit 12 13 Service Sequence 00 None Digit 14 Fresh Air Selection1 0 No Fresh Air A Manual Outside Air Damper 0 50 Digit 15 Supply Fan Drive Type Motor 0 Standard Motor 1 Oversized Motor Digit 16 Not Used Digit 17 Condenser Coil Protection 0 Standard Coil 4 CompleteCoat Condenser Coil Digit 18 Through The Base Provisions 0 No Through The Base Provisions Digit 1...

Page 6: ... the skin or eyes Wear long sleeved loose fitting clothing gloves and eye protection Wash clothes separately from other clothing rinse washer thoroughly Operations such as sawing blowing tear out and spraying may generate fiber concentrations requiring additional respiratory protection Use the appropriate NIOSH approved respiration in these situations First Aid Measures Eye Contact Flush eyes with...

Page 7: ...ing Safety Device with Anti Short Cycle Timer This device monitors compressor safety switch trips to prevent short cycling protecting the compressor A manual reset is required after a fourth safety switch trip within a 6 hour period Sensors High Temperature Sensor BAYFRST003 This sensor connects to the Emergency Stop Input on the LTB and provides high limit shutdown of the unit The sensor is used ...

Page 8: ...onomizer airflows or recirculation of hot condenser air Figure 1 Typical installation clearance for single and multiple unit applications END TO END NOTE 2 3 SIDE BY SIDE NOTE 2 NOTE 1 3 0 4 0 5 0 3 0 WITHOUT ECONOMIZER 5 8 WITH ECONOMIZER NOTES 1 FOR HORIZONTAL DISCHARGE UNIT THIS MEASUREMENT IS REDUCED TO 1 6 TO MINIMIZE DUCT EXTENSION 2 WHEN EQUIPPED WITH ECONOMIZER OR BAROMETRIC RELIEF DAMPER ...

Page 9: ... views 3 5 tons Dimensional Data RT SVX059D EN 9 DISCONNECT SWITCH ACCESS CONDENSATE DRAIN CONNECTION NOTES 1 THRU THE BASE ELECTRICAL IS NOT STANDARD ON ALL UNITS 2 VERIFY WEIGHT CONNECTION AND ALL DIMENSION WITH INSTALLER DOCUMENTS BEFORE INSTALLATION 47 934 42 175 43 675 44 675 42 004 42 558 76 814 20 735 15 860 7 860 ...

Page 10: ...Figure 4 Cooling with optional electrical heat units bottom view 3 5 tons Figure 5 Foundation units back view horizontal configuration 3 5 tons Dimensional Data 10 RT SVX059D EN SUPPLY RETURN ...

Page 11: ...Figure 6 Roof curb 3 5 tons Figure 7 Downflow unit clearance 3 5 tons standard efficiency Dimensional Data RT SVX059D EN 11 SUPPLY RETURN CLEARANCE CLEARANCE CLEARANCE CLEARANCE UNIT OUTLINE ...

Page 12: ... Manual damper 3 5 tons Dimensional Data 12 RT SVX059D EN MANUAL DAMPER HOOD BACK VIEW OF UNIT RIGHT VIEW OF UNIT FAN NOTE VERIFY WEIGHT CONNECTION AND ALL DIMENSIONS WIT INSTALLER DOCUMENTS BEFORE INSTALLATION ...

Page 13: ...t in death or serious injury WARNING Improper Unit Lift Test lift unit approximately 24 inches to verify proper center of gravity lift point To avoid dropping of unit reposition lifting point if unit is not level Failure to properly lift unit could result in unit dropping and possibly crushing operator technician which could result in death or serious injury and possible equipment or property only...

Page 14: ...smitting through the ductwork All outdoor ductwork between the unit and the structure should be weather proofed after installation is completed Note For sound consideration cut only the holes in the roof deck for the ductwork penetrations Do not cut out the entire roof deck within the curb perimeter If a Curb Accessory Kit is not used a The ductwork can be attached directly to the factory provided...

Page 15: ... Note Do not operate the unit without filters Field Installed Power Wiring An overall dimensional layout for the standard field installed wiring entrance into the unit is illustrated in Dimensional Data p 8 To insure that the unit s supply power wiring is properly sized and installed follow the guidelines outlined below Note All field installed wiring must conform to NEC guidelines as well as stat...

Page 16: ...and the unit s termination point does not exceed three 3 ohms conductor for the length of the run Note Resistance in excess of 3 ohms per conductor could cause component failure due to insufficient AC voltage supply 3 Be sure to check all loads and conductors for grounds shorts and mis wiring 4 Do not run the AC low voltage wiring in the same conduit with the high voltage power wiring 5 Route low ...

Page 17: ...llation testing servicing and troubleshooting of this product it may be necessary to work with live electrical components Have a qualified licensed electrician or other individual who has been properly trained in handling live electrical components perform these tasks Failure to follow all electrical safety precautions when exposed to live electrical components could result in death or serious inj...

Page 18: ...nnections for tightness and point of termination accuracy Verify that the condenser airflow is unobstructed Verify that the condenser fan and indoor blower turn freely without rubbing and are properly tightened on the shafts Check the supply fan belts for proper tension and the fan bearings for sufficient lubrication If the belts require adjustment or if the bearings need lubricating refer to the ...

Page 19: ... 0 using the setpoint potentiometer located on the Economizer Control ECA if applicable Electromechanical Controls Test Procedure See unit schematic for correct wire numbers Fan Test and Minimum Ventilation Connect red thermostat wire R to black thermostat wire G Economizer Cooling Connect a jumper wire across OAT on Economizer Control ECA Connect red thermostat R wire to yellow thermostat wire Y1...

Page 20: ...perating pressures to the operating pressure curve in the Service Facts 3 Check system subcooling Follow the instruction listed on the subcooling charging curve in the Service Facts 4 Repeat Step 1 through Step 3 for each refrigerant circuit 5 To stop the SERVICE TEST turn the main power disconnect switch to the Off position or proceed to the next component start up procedure Remove electro mechan...

Page 21: ...ents the amount of belt deflection that corresponds to the proper belt tension 2 Set the large O ring on the belt tension gauge at the deflection value determined in Step 1b 3 Set the small O ring at zero on the force scale of the gauge plunger 4 Place the large end of the gauge at the center of the belt span then depress the gauge plunger until the large O ring is even with the top of the next be...

Page 22: ...repaint these areas Generally inspect the unit for unusual conditions e g loose access panels leaking piping connections etc Make sure that all retaining screws are reinstalled in the unit access panels once these checks are complete With the unit running check and record the ambient temperature compressor suction and discharge pressures each circuit superheat each circuit Record this data on an o...

Page 23: ...cleaning Optimum clearance between the sprayer nozzle and the microchannel coil is 1 3 Final Process For future reference you may find it helpful to record the unit data requested below in the blanks provided 1 Complete Unit Model Number _____________________________________________________ 2 Unit Serial Number _____________________________________________________ 3 Wiring Diagram Numbers from uni...

Page 24: ...as opened Check CC1 coils and Frostat status Check the status of the LED indicator in LSD a LED will be flashing to indicate a safety input has opened while a Y call is present b Compressor lockout is indicated by a solid non flashing red LED To reset LSD Cycle power on R input Simultaneous Heat and Cool Failure Emergency Stop is activated Resetting Cooling and Heating Lockouts Cooling Failures an...

Page 25: ...port Table 7 Wiring diagrams Type of Airflow Schematic Type Voltage Diagram Number Description Constant Volume Power 380 415 12130801 Cooling only Control 380 415 12132964 Cooling only Control Box Connection 380 415 12131531 Electric Heat 208 575 5 15KW 380 415 12131533 Electric Heat 460 575 20 25KW Connection 380 415 12133022 Cooling only Raceway Connection 380 415 12131609 Cooling only ...

Page 26: ...ay for the cost of lost refrigerant No liability shall attach to Warrantor until products have been paid for and then liability shall be limited solely to the purchase price of the equipment under warranty shown to be defective THE WARRANTY AND LIABILITY SET FORTH HEREIN ARE IN LIEU OF ALL OTHER WARRANTIES AND LIABILITIES WHETHER IN CONTRACT OR IN NEGLIGENCE EXPRESS OR IMPLIED IN LAW OR IN FACT IN...

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Page 28: ...ications without notice We are committed to using environmentally conscious print practices Trane and American Standard create comfortable energy efficient indoor environments for commercial and residential applications For more information please visit trane com or americanstandardair com RT SVX059D EN 12 Jun 2020 Supersedes RT SVX059C EN Jan 2019 ...

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