Trane 5TTR5048A1 - Manuals - manualsarea.com

Page 2 - SERVICE; USE ONLY R-454B REFRIGERANT AND; CAUTION; WARNING; Mode; Cooling; Table 1. Operating Range; LIVE ELECTRICAL COMPONENTS!

2 18-AC129D1-1B-EN Section 1. Safety WARNING ! This information is intended for use by individuals possessing adequate backgrounds of electrical and mechanical experience. Any attempt to repair a central air conditioning product may result in personal injury and/or property damage. The manufacture o...

Page 3 - Models; Section 2. Unit Location Considerations; Unit Dimensions and Weight; The maximum vertical change should not exceed 50 feet.; Suggested Locations for Best Reliability

18-AC129D1-1B-EN 3 D H W Table 2.1 Unit Dimensions and Weight Models H x D x W (in) Weight* (lb) 5TTR5018A 37 x 30 x 33 184 5TTR5024A 33 x 30 x 33 156 5TTR5030A 37 x 30 x 33 184 5TTR5036A 33 x 30 x 33 156 5TTR5042A 37 x 34 x 37 212 5TTR5048A 45 x 34 x 37 252 5TTR5060A 45 x 34 x 37 252 * Weight value...

Page 4 - Section 3. Unit Preparation; Prepare The Unit For Installation; Section 4. Setting the Unit; Coastal Considerations; Section 5. Refrigerant Line Considerations; Refrigerant Line and Service Valve Connection Sizes; Required Refrigerant Line Length

4 18-AC129D1-1B-EN Rated Line Sizes Alternate Line Sizes Service Valve Connection Sizes Model Vapor Line Liquid Line Liquid Line Vapor Line Connection Liquid Line Connection 5TTR5018A 3/4 5/16 3/8 3/4 5/16 5TTR5024A 3/4 5/16 3/8 3/4 5/16 5TTR5030A 3/4 5/16 3/8 3/4 5/16 5TTR5036A 3/4 5/16 3/8 3/4 5/1...

Page 5 - Reuse Existing Refrigerant Lines; refrigerant lines are the correct size.; Refrigerant Line Insulation; The Vapor Line must always be; Section 6. Refrigerant Line Routing; other structural elements.

18-AC129D1-1B-EN 5 5.5 Reuse Existing Refrigerant Lines For retrofit applications, where the existing indoor evaporator coil and/or refrigerant lines will be used, the following precautions should be taken:• Ensure that the indoor evaporator coil and refrigerant lines are the correct size. • Ensure ...

Page 7 - Section 7. Refrigerant Line Brazing; Braze The Refrigerant Lines; surfaces of the tubing using an emery cloth.

18-AC129D1-1B-EN 7 Section 7. Refrigerant Line Brazing 7.1 Braze The Refrigerant Lines STEP 1 - Remove caps or plugs. Use a deburing tool to debur the pipe ends. Clean both internal and external surfaces of the tubing using an emery cloth. STEP 2 - Remove the pressure tap cap and valve cores from bo...

Page 8 - Section 8. Refrigerant Line Leak Check; Electronic leak detectors calibrated for R454B; Section 9. Evacuation; Evacuate the Refrigerant Lines and Indoor Coil; Section 10. Service Valves; Open the Gas Service Valve; Do not vent refrigerant gases into the atmosphere.

8 18-AC129D1-1B-EN Section 8. Refrigerant Line Leak Check 8.1 Check For Leaks After completion of field piping for split systems, the field pipework shall be pressure tested with nitrogen and then vacuum tested prior to refrigerant charging, according to the following requirements: 1. The minimum le...

Page 9 - Open the Liquid Service Valve; CAP; Gas Service Valve; WIRE SIZE

18-AC129D1-1B-EN 9 10.2 Open the Liquid Service Valve Important: Leak check and evacuation must be completed before opening the service valves. STEP 1 - Remove service valve cap. STEP 2 - Fully insert 3/16” hex wrench into the stem and back out counterclockwise until valve stem just touches the roll...

Page 12 - Install a separate disconnect switch at the outdoor unit.; Section 14. System Charge Adjustment; Subcooling; when outdoor ambient temperature is above 55o F.

12 18-AC129D1-1B-EN 12.2 High Voltage Disconnect Switch 12.3 High Voltage Ground Ground the outdoor unit per national, state, and local code requirements. Install a separate disconnect switch at the outdoor unit. For high voltage connections, flexible electrical conduit is recommended whenever vibra...

Page 13 - - Use the refrigerant line total length; STEP 3; before accurate measurements can be made.

18-AC129D1-1B-EN 13 LIFT STEP 1 - Use the refrigerant line total length and lift measurements from Section 5.3. Total Line Length = __________ Ft. Vertical Change (Lift) = __________ Ft. 14.2 Subcooling Charging in Cooling (Above 55º F Outdoor Temp.) STEP 2 - Determine the final subcooling target us...

Page 14 - - Adjust refrigerant level to attain proper gage pressure.; Add refrigerant; if the Liquid Gage Pressure is lower than the chart value.; Recover refrigerant; if the Liquid Gage Pressure is higher than the chart value.; STEP 7

14 18-AC129D1-1B-EN STEP 6 - Adjust refrigerant level to attain proper gage pressure. Add refrigerant if the Liquid Gage Pressure is lower than the chart value. 1. Connect gages to refrigerant bottle and unit as illustrated. 2. Purge all hoses. 3. Open bottle. 4. Stop adding refrigerant when liquid ...

Page 15 - STEP 9; - Record System Information for; Fixed Orifice Superheat Charging Table; Nitrogen Purge Times

18-AC129D1-1B-EN 15 STEP 9 - Record System Information for reference. Record system pressures and temperatures after charging is complete. Outdoor model number = _________________ Measured Outdoor Ambient = __________ º F Measured Indoor Ambient = __________ º F Measured Liquid Line Temp = _________...

Page 16 - multiplier; Calculating Charge Using the Weigh-In Method; Measure in feet the distance between; Observe outdoor fan during on cycle for clearance; Section 15. Checkout Procedures; Operational And Checkout Procedures; CHECKOUT PROCEDURE; Be sure that indoor coil drain line drains freely. Pour water

16 18-AC129D1-1B-EN Weigh-In Method can be used for the initial installation, or anytime a system charge is being replaced. Weigh-In Method can also be used when power is not available to the equipment site or operating conditions (indoor/outdoor temperatures) are not in range to verify with the sub...

Page 17 - Markings and Instructions

18-AC129D1-1B-EN 17 15.2 Markings and Instructions [symbol ISO 7010-W021 (2011-05)] warning; flammable materials [symbol ISO 7000-1659 (2004-01)] service indicator; read technical manual A2L symbol warning; low burning velocity material [symbol ISO 7000-1701 (2004-01)] pressure [symbol IEC 60417-604...

Page 18 - Section 16. Refrigeration Circuits

18 18-AC129D1-1B-EN PRINTED FROM D157394P01 024 & 036 Models PRINTED FROM D158514P01 018, 030 & 042 Models Section 16. Refrigeration Circuits

Page 19 - Refrigerant Detection System

18-AC129D1-1B-EN 19 048 & 060 Models Printed from D159175 16.1 Refrigerant Detection System The approved ID/OD combination will provide sufficient safe ventilation. Airflow provided is sufficient to cover minimum room area including adjustments for altitude. All systems require a refrigerant det...

Page 20 - Section 17. Wiring Diagrams

20 18-AC129D1-1B-EN Section 17. Wiring Diagrams 018 - 048 Models

Page 23 - Section 18. Pressure Curves; PRESSURE CURVES (Refer below table for models); OD Model

18-AC129D1-1B-EN 23 Section 18. Pressure Curves COOLING PERFORMANCE CAN BE CHECKED WHEN THE OUTDOOR TEMP IS ABOVE 65 DEG F. TO CHECK COOLING PERFORMANCE, SELECT THE PROPER INDOOR CFM, ALLOW PRESSURES TO STABILIZE. MEASURE INDOOR W ET BULB TEMPERATURE, OUTDOOR TEMPERATURE, LIQUID AND SUCTION PRESSURE...