TTA-SVN03A-EN
June 2006
InstallationOperationMaintenance
Split System Cooling Condensers 20-Ton
Model (60 Hz):
TTA240F***A
Model (50 Hz):
TTA200FD**A
Page 1: ...TTA SVN03A EN June 2006 Installation Operation Maintenance Split System Cooling Condensers 20 Ton Model 60 Hz TTA240F A Model 50 Hz TTA200FD A...
Page 2: ...n must conform with National Electric Code ANSI NFPA NO 70 LATEST REVISION Note Do Not release refrigerant to the atmosphere If adding or removing refrigerant is required the service technician must c...
Page 3: ...ce and Cautions and Warnings 2 Model Number Description 4 Electrical Data 6 Installation 7 System Prestart Procedure 15 System Test Mode ReliaTel 18 Troubleshooting ReliaTel 19 Maintenance 22 Warranty...
Page 4: ...CT TYPE TTA Split System Cooling DIGITS 4 6 NOMINAL GROSS COOLING CAPACITY MBh 200 200 MBh 240 240 MBh DIGIT 7 REFRIGERATION CIRCUIT A 1 Refrigerant Circuit R22 B 2 Refrigerant Circuit R22 C Manifold...
Page 5: ...imensional Data Connection Location Clearances Corner Weights APPROXIMATE CORNER WEIGHT MASS TOTAL UNIT WEIGHT TOTAL SHIPPING WEIGHT MODEL NO 1 2 3 4 TTA240F A 292 lbs 181 lbs 222 lbs 140 lbs 835 lbs...
Page 6: ...Circuit Fuse Amps Amps Number Characteristics Range Ampacity Size Qty RLA LRA Qty HP FLA LRA TTA240F3 208 230 60 3 187 254 89 4 110 2 35 3 239 0 2 1 5 0 14 4 TTA240F4 460 60 3 414 506 46 6 60 2 18 5 1...
Page 7: ...it is stored and as soon as possible after delivery Concealed damage must be reported within 15 days If concealed damage is discovered stop unpacking the shipment Do not remove damaged material from t...
Page 8: ...allation 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 Glass wool fibers may a...
Page 9: ...fold valve for the line that is connected to the suction line service valve Disconnect the line from the gauge port on the valve Figure 4 Refrigerant Piping Procedure Indoor Unit Once liquid and sucti...
Page 10: ...removed and power is applied to the unit Failure to observe all safety precautions could result in severe personal injury or death 2 Turn on power to the unit Allow the system to run for five to ten...
Page 11: ...storing components provided by Trane or others refer to the appropriate manufacturer s literature for allowable waiting periods for discharge of capacitors Verify with an appropriate voltmeter that al...
Page 12: ...or 10 wires maximum 24 volts of wires are dependent upon zone sensor selection F NSB Panel 8 wires 24 volts Figure 6 Typical Field Wiring ReliaTel Control Note 1 Wiring shown with dashed lines is to b...
Page 13: ...TTA SVN03A EN 13 Installation Figure 7 Night Setback Panel Field Wiring Figure 8 Zone Sensor Field Wiring Figure 9 Thermostat Field Wiring...
Page 14: ...14 TTA SVN03A EN Installation Figure 10 TTA240F TWE240E Refrigerant Circuit...
Page 15: ...s returned to normal the compressor will cycle back on Internal Overload Protector IOL This device is a thermal actuated snap disc imbedded in the compressor It will shut off the compressor if the dis...
Page 16: ...ON AUTO switch on the room thermostat With the switch positioned at AUTO and the system operating in the cooling mode fan operation coincides with the cooling run cycles If the system is equipped with...
Page 17: ...ditional cooling For Thermostat Control When the room thermostat system switch is positioned at COOL and the fan switch is at AUTO the RTRM energizes the compressor relay coil located on the RTRM duri...
Page 18: ...Mode will be ignored if a short is present across Test 1 and Test 2 at start up 2 Resistance Test Mode This method can be used for start up providing a decade box for variable resistance outputs is a...
Page 19: ...n to start the unit This procedure will allow you to check all of the RTRM outputs and all of the external controls relays contactors etc that the RTRM outputs energize for each respective mode Procee...
Page 20: ...use LED s for quick status information at the unit purchase a BAYSENS010B ZSM and connect wires with alligator clamps to terminals 6 through 10 Connected each respective terminal wire 6 through 10 fr...
Page 21: ...forward direction If high resistance in both directions LED is open If low in both directions LED is shorted Method 3 To test LED s with ZSM connected to unit test voltages at LED terminals on ZSM A m...
Page 22: ...ation 1 Perform all of the monthly maintenance inspections 2 With the unit operating check unit superheat and record the reading in the Maintenance Log 3 Remove any accumulation of dust and or dirt fr...
Page 23: ...Log Date Ambient Temp F Evaporator Entering Air Compressor Superheat Circuit 1 F Subcooling Circuit 1 F Dry Bulb Wet Bulb Suction Pressure Discharge Pressure Perform each inspection once per month du...
Page 24: ...hall 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 LIABI...
Page 25: ...conforming to this warranty Warrantor shall not be obligated to pay for the cost of lost refrigerant No liability whatever shall attach to Warrantor until said products have been paid for and then sa...
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Page 28: ...nuous product and data improvement and reserves the right to change design and specifications without notice Literature Order Number TTA SVN03A EN File Number SV UN TTA SVN03A EN 06 06 Supersedes New...
