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Installation Manual
Split System (R-410A)
Inverter Unit 16 to 18 SEER
9,000 to 24,000 BTU/Hr - 50/60 Hz
Cooling only
Heat pump
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.
December 2015
Indoor Unit
4MYW5
4MXW5
WARNING
MS-SVN047B-EN
Outdoor Unit
4TYK5
4TXK5
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Summary of Contents for Trane 4MYW5
- Page 1 Split System (R-410A) Inverter Unit 16 to 18 SEER 9,000 to 24,000 BTU/Hr - 50/60 Hz Indoor Unit Outdoor Unit Cooling only 4MYW5 4TYK5 Heat pump 4MXW5 4TXK5 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 3 All technicians who handle refrigerants must be refrigerant into the system. For specific handling certified. The Federal Clean Air Act (Section 608) sets forth concerns with R-410A, contact your local Trane the requirements for handling, reclaiming, recovering and representative.
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Page 4: Table Of Contents
Content Content General Information ............5 Accessories . -
Page 5: General Information
Warranty is based on the general terms and conditions by country. The warranty is voided if the equipment is modified or repaired without the written approval of The Trane Company, and if the operating limits are exceeded or if the control system or the electric wiring is modified. -
Page 6: Accessories
Accessories Accessories Figure 1. Accessories for Installation 0~10 MS-SVN047B-EN... - Page 7 Installation Installation Figure 2. Names and functions of each part MS-SVN047B-EN...
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Page 8: Installation Location
Installation Installation location Indoor Unit WARNING! Adequate Support Wall structure must be adequate to support the weight of the unit. Failure to ensure adequate structural support could result in unit falling from its location which could result in death, serious injury, or equipment or property-only damage. 1. - Page 9 Installation Indoor Unit Installation Against the Wall Mounting Plate lnstall mounting plate horizontally and perfectly levelled. Secure the plate with screws provided with the unit. Ensure that the mounting plate will support the weight of 60 kg. This weight must be evenly shared by each screw.
- Page 10 Installation Note: In cases when a wall pipe sleeve is not used, always perform the wall perforation in a straight and uniform manner. If the center of the hole is not properly aligned, it could give way to condensate leaking. Note: If a wall pipe sleeve is not used, the wiring that connects the indoor unit to the outdoor unit could rub against each other and lead to electrical current leaking to ground.
- Page 11 Installation 3. Hang the mounting slots of the indoor unit on the upper tabs of the rear panel and ascertain their firmness. Figure 9. Hanging the Unit Installing connection pipe 1. Align the center of the piping flare with the respective valve. See following figure. Figure 10.
- Page 12 Installation Connecting Electric Wiring Between Indoor and Outdoor Units WARNING ¡Hazardous Voltage! Disconnect all electric power, including remote disconnects, before servicing. Follow proper lockout/tagout procedures to ensure the power cannot be inadvertently energized. Failure to disconnect power before servicing could result in death o serious injury. 1.
- Page 13 Installation Vacuum Pump and Leak Testing WARNING ¡Hazard of Explosion! Never use an open flame to detect gas leaks. Explosive conditions may occur. Use a leak test solution or other approved methods for leak testing. Failure to follow recommended safe leak test procedures could result in death or serious injury or equipment or property-only damage.
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Page 14: Vacuum Pump And Leak Inspection
Installation Figure 11. Vacuum Pump and Leak Inspection Note: Gauge must be R410A rated. 9. The gas valve can now be opened. Open the gas valve by removing the shut-off valve cap and turning the valve stem 1/4 turn counterclockwise using 1/4” Open End or Adjustable wrench. 10. - Page 15 Installation Verification and Run Test Installation Verification and Run Test Items to verify: Possible problems they generate: Has the indoor unit been firmly installed? The unit may drop, shake or emit noise Have you done the refrigerant leak test? It may cause insufficient cooling/heating capacity Is thermal insulation sufficient? It may cause condensation and dripping Does the unit drain appropriately?
- Page 16 Connection Piping - 60 Hz Connection Piping - 60 Hz Standard Efficiency (60hz) 4MXW5509A1 4MXW5512A1 4MXW5518A1 4MXW5524A1 Heat Pump 4TXK5509A1 4TXK5512A1 4TXK5518A1 4TXK5524A1 Refrigerant Charge (kg) R410A/0.74 R410A/1.00 R410A/1.25 R410A/1.55 Length (m) Additional Gas Charge (g/m) Liq. pipe φ6 (1/4”) φ6 (1/4”) φ6 (1/4”) φ6 (1/4”)
- Page 17 Connection Piping - 50 Hz Connection Piping - 50 Hz Standard Efficiency (50hz) 4MXW5509AB 4MXW5512AB 4MXW5518AB 4MXW5524AB Cooling Only 4TXK5509AB 4TXK5512AB 4TXK5518AB 4TXK5524AB Refrigerant Charge (kg) R410A/0.70 R410A/0.96 R410A/1.25 R410A/1.40 Length (m) Additional Gas Charge (g/m) Liq. pipe φ6 (1/4”) φ6 (1/4”) φ6 (1/4”) φ6 (1/4”)
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Page 18: Wiring Diagrams
Wiring Diagrams Wiring Diagrams WARNING ¡Hazardous Voltage! Disconnect all electric power, including remote disconnects, before servicing. Follow proper lockout/tagout procedures to ensure the power cannot be inadvertently energized. Failure to disconnect power before servicing could result in death o serious injury. WARNING Electrocution and Fire Hazards with Improperly Installed and Grounded Field Wiring! - Page 19 Wiring Diagrams Figure 14. )4MYW5518A1 - 4MYW5524A1 (Indoor U. Cooling Only) 4MXW5518A1 - 4MXW5524 Outdoor U. Heat Pump) Figure 15. 4TYK5509A1 5518A1 - 4TYK5512A1 (Outdoor U. Cooling Only) MS-SVN047B-EN...
- Page 20 Wiring Diagrams Figure 16. 4TYK5518A1 - 4TYK5524A1 (Outdoor Unit Cooling Only) Figure 17. 4TXK5509A1 - 4TXK5512A1 (Outdoor Unit Heat Pump) MS-SVN047B-EN...
- Page 21 Wiring Diagrams Figure 18. 4TYK4518A1 - 4TXK5524A1 (Outdoor Unit Heat Pump) Figure 19. 4MXW5509AB - 4MXW5512AB (Indoor Unit Heat Pump) MS-SVN047B-EN...
- Page 22 Wiring Diagrams Figure 20. 4MXW5518AB - 4MXW5524AB (Indoor Unit Heat Pump) ) Figure 21. 4TXK5509AB (Outdoor Unit Heat Pump) MS-SVN047B-EN...
- Page 23 Wiring Diagrams Figure 22. 4TXK5512AB (Outdoor Unit Heat Pump) Figure 23. 4TXK5512AB - 4TXK5524AB (Outdoor Unit Heat Pump) MS-SVN047B-EN...
- Page 24 We are a global business of $13 million committed to a world of sustainable progress and enduring results. Trane has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice. © 2015 Trane All rights reserved...
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