Trane R-410A Split System Technical & Service Manual
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Trane R-410A Split System Technical & Service Manual

16~18 seer, inverter systems - 60 and 50 hz
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See also: Owner's Manual , Installation Manual
Technical Service Manual
R-410A Split System
16~18 SEER, Inverter Systems - 60 and 50 Hz
Single Split
4MYW8-A
4TYK8-A
June 2010

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Summary of Contents for Trane R-410A Split System

  • Page 1 Technical Service Manual R-410A Split System 16~18 SEER, Inverter Systems - 60 and 50 Hz Single Split 4MYW8-A 4TYK8-A June 2010...
  • Page 2 CFCs such as HCFCs and HFCs. Responsible Refrigerant Practices! Trane believes that responsible refrigerant practices are important to the environment, our customers, and the air conditioning industry. All technicians who handle refrigerants must be certified. The Federal Clean Air Act (Section 608) sets forth the requirements for handling, reclaiming, recovering and recycling of certain refrigerants and the equipment that is used in these service procedures.
  • Page 3 For specific handling concerns with R- 410A, please contact your local Trane representative. Failure to use R-410A approved service equipment could result in standard equipment exploding under R-410A higher pressure which could result in death or serious injury.
  • Page 4 Capacity Variation Ratio According to Pipe Length System Electrical Characteristics...
  • Page 5 60Hz Heat pump models Model 4MXW5509A1 4TXK5509A1 4MXW5512A1 4TXK5512A1 COOLING HEATING COOLING HEATING Function Rated Voltage 208-230V 208-230V Frequency(Hz) Total Capacity (W) (High/Standard/Low *): 3370/2579/1113 3370/2608/967 3663/3400/967 3663/3575/996 Total Capacity (Btu/h) (High/ Standard/Low *): 11500/8800/3800 11500/8900/3300 12500/11600/3300 12500/12200/3400 Power Input (W) (High/ Standard/Low *) 1220/760/270 980/650/230 1340/1130/260...
  • Page 6 Model 4MXW5518A1 4TXK5518A1 4MXW5524A1 4TXK5524A1 COOLING HEATING COOLING HEATING Function Rated Voltage 208-230V 208-230V Frequency(Hz) Total Capacity (W) (High/Standard/Low *): 6154/5334/1318 6687/5715/1172 7033/6447/1875 8030/7913/1201 Total Capacity (Btu/h) (High/ Standard/Low *): 21000/18200/4500 24000/19500/4000 24000/22100/6400 27400/27000/4100 Power Input (W) (High/ Standard/Low *) 2600/1660/200 2750/2110/300 2550/2380/300...
  • Page 7 60Hz Cooling only models Model 4MYW5509A1 4TYK5509A1 4MYW5512A1 4TYK5512A1 Function COOLING COOLING Rated Voltage 208-230V 208-230V Frequency(Hz) Total Capacity (W) (High/Standard/Low *): 3370/2579/1113 3663/3400/967 Total Capacity (Btu/h) (High/ Standard/Low *): 11500/8800/3800 12500/11600/3300 Power Input (W) (High/ Standard/Low *) 1220/760/270 1340/1130/260 Nominal Current (A) 5.3/4.7 6.4/5.8...
  • Page 8 Model 4MYW5518A1 4TYK5518A1 4MYW5524A1 4TYK5524A1 Function COOLING COOLING Rated Voltage 208-230V 208-230V Frequency(Hz) Total Capacity (W) (High/Standard/Low *): 6154/5334/1318 7033/6447/1875 Total Capacity (Btu/h) (High/ Standard/Low *): 21000/18200/4500 24000/22100/6400 Power Input (W) (High/ Standard/Low *) 2600/1660/200 2550/2380/300 Nominal Current (A) 8.1/7.3 11.5/10.5 SEER/HSPF 16.5...
  • Page 9 50Hz Heat pump models Model 4MXW5509AB 4TXK5509AB 4MXW5512AB 4TXK5512AB COOLING HEATING COOLING HEATING Function Rated Voltage 220-240V 220-240V Frequency(Hz) Total Capacity (W) (High/Standard/Low *): 3230/2650/440 4100/3520/440 3960/3530/586 5130/4260/586 Total Capacity (Btu/h) (High/ Standard/Low *): 11000/9000/1500 14000/12000/1500 13500/12000/2000 17500/14500/2000 Power Input (W) (High/ Standard/Low *) 1350/800/200 1450/950/200 1450/1100/220...
  • Page 10 Model 4MXW5518AB 4TXK5518AB 4MXW5524AB 4TXK5524AB Function COOLING HEATING COOLING HEATING 220-240V 220-240V Rated Voltage Frequency(Hz) 6500/5300/1050 7000/5700/1000 7000/6450/1500 7800/7000/1200 Total Capacity (W) (High/Standard/Low *): 22178/18080/3582 23884/19448/3412 23884/22007/5118 26613/23884/4094 Total Capacity (Btu/h) (High/ Standard/Low *): Power Input (W) (High/ Standard/Low *) 2500/1600/360 2600/1578/350 2500/1985/350...
  • Page 11 50Hz Cooling only models Model 4MYW5509AB 4TYK5509AB 4MYW5512AB 4TYK5512AB Function COOLING COOLING Rated Voltage 220-240V 220-240V Frequency(Hz) Total Capacity (W) 3230/2650/440 3960/3530/586 Total Capacity (Btu/h) (High/ Standard/Low *): 11000/9000/1500 13500/12000/2000 Power Input (W) (High/ Standard/Low *) 1350/800/200 1450/1100/220 Nominal Current (A) SEER/HSPF Air Flow Volume (m /h) (SH/H/M/L)**...
  • Page 12 Model 4MYW5518AB 4TYK5518AB 4MYW5524AB 4TYK5524AB Function COOLING COOLING Rated Voltage 220-240V 220-240V Frequency(Hz) Total Capacity (W) 6500/5300/1050 7000/6450/1500 Total Capacity (Btu/h) (High/ Standard/Low *): 22170/18080/3580 23880/22000/5100 Power Input (W) (High/ Standard/Low *) 2650/1650/360 2500/1985/350 Nominal Current (A) 11.1 SEER/HSPF 16.5 16.5 Air Flow Volume (m /h) (SH/H/M/L)**...
  • Page 13 Piping Specifications 60Hz Heat pump Model 4MXW5509A1000AA 4TXK5509A1000AA 4MXW5512A1000AA 4TXK5512A1000AA Length (m) Gas additional charge(g/m) Liquid Pipe (mm) Outer Diameter Gas Pipe (mm) 9.52 9.52 Height (m) Max Distance Length (m) Model 4MXW5518A1000AA 4TXK5518A1000AA 4MXW5524A1000AA 4TXK5524A1000AA Length (m) Gas additional charge(g/m) Liquid Pipe (mm) Outer Diameter Gas Pipe (mm)
  • Page 14 Piping Specifications 50Hz Heat pump Model 4MXW5509AB000AA 4TXK5509AB000AA 4MXW5512AB000AA 4TXK5512AB000AA Length (m) Gas additional charge(g/m) Outer Diameter Liquid Pipe (mm) 6(1/4”) 6(1/4”) Gas Pipe (mm) 9.52(3/8”) 9.52(3/8”) Max Distance Height (m) Length (m) Model 4MXW5518AB000AA 4TXK5518AB000AA 4MXW5524AB000AA 4TXK5524AB000AA Length (m) Gas additional charge(g/m) Outer Diameter Liquid Pipe (mm)
  • Page 15 Mbh models Mbh models...

  • Page 16: System Diagram

    System Diagram (1)Cooling Only Models INDOOR UNIT OUTDOOR UNIT GAS SIDE 3-WAY VALVE Muffler Di s charge HEAT EXCHANGE (EVAPORATOR) Accumlator Suction COMPRESSOR HEAT EXCHANGE (CONDENSER) LIQUID SIDE 2-WAY VALVE Strainer Capillary Strainer COOLING (2)Cooling & Heating Models INDOOR UNIT OUTDOOR UNIT GAS SIDE 3-WAY VALVE...

  • Page 17: Electrical Characteristics

    Electrical Characteristics 60Hz Models Model Power Supply Current Indoor Outdoor Voltage Min. Max. 4MXW5509A1 4TXK5509A1 60Hz 220V 198V 242V 0.17 4MXW5512A1 4TXK5512A1 60Hz 220V 198V 242V 0.17 4MXW5518A1 4TXK5518A1 60Hz 220V 198V 242V 11.6 0.58 4MXW5524A1 4TXK5524A1 60Hz 220V 198V 242V 11.6 0.58...
  • Page 18 MXW5509A MXW5512A MXW5518A MXW5524A...
  • Page 20 4MYW5509A1/4TYK5509A1 Model 4MXW5509A1/4TXK5509A1 OUTDOOR TEMPERATURE DRY SUMMER Indoor conditions Total Capacity (Btu/h) 9025 8636 7879 7159 7903 7643 Sensible Capacity (Btu/h) 6770 6572 6084 5606 6275 6152 D 15 Input (W) 1026 1119 Compressor Frequency (Hz) 9588 9240 8575 7742 8687 8319 Total Capacity (Btu/h)
  • Page 21 4MYW5509AB/4TYK5509AB Model 4MXW5509AB/4TXK5509AB OUTDOOR TEMPERATURE DRY SUMMER Indoor conditions 9230 8832 8058 7321 8082 7817 Total Capacity (Btu/h) Sensible Capacity (Btu/h) 6924 6721 6222 5734 6418 6292 D 15 Input (W) 1080 1178 Compressor Frequency (Hz) Total Capacity (Btu/h) 9806 9450 8770 7918...
  • Page 22 4MYW5512A1/4TYK5512A1 Model 4MXW5512A1/4TXK5512A1 OUTDOOR TEMPERATURE DRY SUMMER Indoor conditions 11672 11081 10389 9297 8645 8093 Total Capacity (Btu/h) Sensible Capacity (Btu/h) 8287 8072 7762 7117 6779 6496 D 15 Input (W) 1020 1113 1256 1365 1485 Compressor Frequency (Hz) Total Capacity (Btu/h) 12548 11948 11184 10437...
  • Page 23 4MYW5512AB/4TYK5512AB Model 4MXW5512AB/4TXK5512AB OUTDOOR TEMPERATURE DRY SUMMER Indoor conditions Total Capacity (Btu/h) 12074 11464 10747 9618 8944 8372 Sensible Capacity (Btu/h) 8573 8351 8029 7362 7013 6720 D 15 Input (W) 1083 1223 1329 1446 Compressor Frequency (Hz) Total Capacity (Btu/h) 12981 12360 11569 10796...
  • Page 24 4MYW5518A1/4TYK5518A1 Model 4MXW5518A1/4TXK5518A1 OUTDOOR TEMPERATURE DRY SUMMER Indoor conditions Total Capacity (Btu/h) 17835 17033 16078 14976 13652 12655 Sensible Capacity (Btu/h) 13000 12655 12123 11546 10676 10100 D 15 1263 1393 1508 1630 1754 1878 Input (W) Compressor Frequency (Hz) Total Capacity (Btu/h) 18708 17975 17050...
  • Page 25 4MYW5518AB/4TYK5518AB Model 4MXW5518AB/4TXK5518AB OUTDOOR TEMPERATURE DRY SUMMER Indoor conditions Total Capacity (Btu/h) 17717 16921 15972 14877 13562 12572 Sensible Capacity (Btu/h) 12914 12572 12043 11470 10606 10033 D 15 1217 1343 1453 1571 1691 1810 Input (W) Compressor Frequency (Hz) Total Capacity (Btu/h) 18585 17856 16938...
  • Page 26 4MYW5524A1/4TYK5524A1 Model 4MXW5524A1/4TXK5524A1 OUTDOOR TEMPERATURE DRY SUMMER Indoor conditions Total Capacity (Btu/h) 20561 19694 18538 17253 15899 13537 Sensible Capacity (Btu/h) 15011 14672 14089 13372 12560 10897 D 15 Input (W) 1848 2127 2296 2447 2602 2435 Compressor Frequency (Hz) Total Capacity (Btu/h) 22453 21003 19923...
  • Page 27 4MYW5524AB/4TYK5524AB Model 4MXW5524AB/4TXK5524AB OUTDOOR TEMPERATURE DRY SUMMER Indoor conditions Total Capacity (Btu/h) 20474 19611 18460 17180 15832 13480 Sensible Capacity (Btu/h) 14948 14610 14030 13316 12507 10852 D 15 Input (W) 1541 1774 1915 2041 2170 2031 Compressor Frequency (Hz) 22359 20915 19839 18494...
  • Page 28 4MYW5509A1 4TYK5509A1 4MYW5512A1 4TYK5512A1...
  • Page 29 4MYW5518A1 4TYK5518A1 4MYW5524A1 4TYK5524A1...
  • Page 30 4MXW5509A1 4TXK5509A1 4MXW5512A1 4TXK5512A1...
  • Page 31 4MXW5518A1 4TXK5518A1 8 4MXW5524A1 4TXK5524A1...

  • Page 33: Sound Level

    Sound Level Test condition Test value 60Hz models Model Indoor Sound Pressure level (dB(A)) Unit Number Outdoor Indoor 4TXK5509A1 4MXW5509A1 4TXK5512A1 4MXW5512A1 4TXK5518A1 4MXW5518A1 4TXK5524A1 4MXW5524A1 4TYK5509A1 4MYW5509A1 4TYK5512A1 4MYW5512A1 4TYK5518A1 4MYW5518A1 4TYK5524A1 4MYW5524A1 50Hz models Model Indoor Sound Pressure level (dB(A)) Unit Number Outdoor...

  • Page 34: Operation Of Remote Controller

    Operating Functions Operation of remote controller Temperature parameters • Room set temperature (T set) • Room ambient temperature (T amb) Fundamental functions After powered on, no matter when the compressor is started, the time interval between two startups cannot be less than 3 minutes. COOL mode The condition and process of cooling •...
  • Page 35 Overcurrent protection If total current is high, the compressor will run in limited or dropped frequency. When total current goes on rising over the stated value, the compressor will stop, the outdoor fan will delay 30 seconds to stop. DRY mode The condition and process of drying •...

  • Page 36: Other Control

    Stop heating Tset Original running state Tset Start heating Tamb 3min Compressor Outdoor fan Indoor fan 2min 2min Reversal valve The condition and process of defrosting When frost is detected in the condenser, the system will enter into defrosting state. When defrosting starts, the compressor and indoor fan will stop, and the outdoor fan and four-way valve will delay 30 seconds to stop.
  • Page 37 TEMP . setting button Each time TEMP + or TEMP - button is pressed, the set temperature will be increased or decreased by 1ºC. Adjusting range is 16~30ºC . In AUTO mode, this button does not function. AUTO key When the unit is stop, press AUTO key, the unit will run under AUTO mode and the swing motor starts.
  • Page 38 Indoor fan control Use the remote controller to set the indoor fan running at HIGH, MED or LOW speed. At this time the fan will run at high, medium or low speed. It can also be set to AUTO and the indoor fan will select fan speed(HIGH, MED or LOW) automatically according to ambient temperature.
  • Page 39 Compressor discharge temperature protection When discharge temperature is too high to over the stated value, the compressor will stop, and When discharge temp. resume normal and the compressor has stopped for 3 minutes, the unit will resume its original operating status. Communication malfunction When not receiving correct signal for 3 minutes, the unit has communication malfunction and the outdoor unit stops, it is the same as normal stop when meeting the set temp.

  • Page 40: Removal Procedure Of Indoor Unit

    Removal Procedure of Indoor Unit 1. External features If ON/OFF button is kept pushing for 5 seconds, aforced cooling op- eration willbe carried out for approx. 15minutes. 2. Removing air filters Pull protrusions on left and right sides of panel with fingers and open front grille all the way.
  • Page 41 Support the front panel by one 3. Opening and shuttingfront panel hand, while remove the rotation Pull down horizontal blade axis at the upper center by the by pulling forward. other hand. And pull out the front panel forward to remove. Horizontal blade Remove horizontal blade by pulling forward.
  • Page 42 4. Opening and closing of service cover screws Remove a service cover mounting screw. Open service cover upward. A switch for field setting is not provided in particular. screws 5. Removal of front grille assembly Remove the 3 screws, in the right and the left, Screw stoppers inside the which fix the main body flap which were equipped in...
  • Page 43 6. Remove the Vertical blade Hook Unfasten the hooks at the upper 2 positions. A set of vertical blade has 6 fins as on ASSY. (It is impossible to replace only one fin.) The set of vertical blades is not marked for difference between right and left.
  • Page 44 7. Remove electrical box Disconnect the Cable clamp Pay attention to the direction of the retainer of the thermistor so that the retainer will not touch the harness (same as the existing models.) Terminal board Disconnect the connection wires. Connecting wires Take care not to lose the clip Heat exchanger thermistor...
  • Page 45 Remove fan motor Signal fan motor Signal Wire Wire Remove a screw on the electrical box. Bottom frame Pull up the electrical box forward to remove. Hook...
  • Page 46 8. Remove the shield plate. Unfasten the hooks at Hook the upper 2 positions of the shield plate. Remove the electrical box according to the “Removal of Electrical Box”. shield plate (1) Unfasten the hook at the lower position, and remove the shield plate (1).
  • Page 47 Take off Wiring terminal Display PCB ASSY Remove Display PCB Sub-Assy. Remove Swing motor. Swing motor...
  • Page 48 The control PCB is To remove the control integrated with the power PCB, unfasten the 2 hooks at the upper part supply PCB. from the rear side. Lift up the upper part of the control PCB, and remove it. Control PCB...
  • Page 49 9. Disconnect the refrigerant piping. CAUTION If gas leaks, repair the spot of Lift the indoor unit by a leaking, then collect all wooden base. refrigerant from the unit. After conducting vacuum drying, recharge proper amount of refrigerant. CAUTION Wooden base Do not contaminate any gas (including air) other than the specified refrigerant (R-410A)
  • Page 50 9. Remove the indoor unit. When the pipings are disconnected, protect the Remove the indoor unit both openings from entering from the installation moisture. plate. Liquid piping Gas piping (R8019) Auxiliary piping Piping fixture Release the hook of the piping fixture on the back of the unit.
  • Page 51 Loosen the 2 screws, in the right and the left, which fix the Evaporator Assy. Auxiliary piping Widen the auxiliary piping to the extent of 10°~20°. Pull the heat exchanger Heat exchanger to the front side to undo the hooks completely, and then lift it.
  • Page 52 10. Remove Cross Flow Fan Fan Motor Remove Cross Flow Fan Fan Motor 11. Remove Ring of Bearing Bearing 12. Remove Cross Flow Fan and Motor Sub-Assy screw.
  • Page 53 13. Remove Motor Sub-Assy Remove Motor Sub-Assy 14. Remove Fan Motor...

  • Page 54: Removal Procedure Of Outdoor Unit

    Removal Procedure of Outdoor Unit Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. 1. Features The stop valve cover has 6 hooks. Handle Loosen the screw of the stop valve cover. Pull down the stop valve Stop cover and remove...
  • Page 55 Loosen the 1 screws and remove the discharge grille. Lift the front panel and Loosen the 5 screws of remove it while pushing the the front panel. right side panel inwards. Procedure Points Step Front panel. Remove the 5 screws from the edge between right-side board and condenser and from valve.
  • Page 56 M4×16 Remove the 4 tapping screws fixing the motor. Pull out the DC fan motor lead-out wire and remove the Fan motor fixing frane motor. Remove the 2 tapping screws fixing the motor support. Lift to remove the motor support. Fan motor 5.Remove the electrical box.
  • Page 57 7.Remove the sound blanket. Since the piping ports on Lift and remove the the sound blanket are sound blanket (top). torn easily, remove the blanket carefully. Untie the strings and open the sound blanket. Lift and remove the sound blanket (body) as it is opened.
  • Page 58 9.Remove compressor Solder off the welding spot of capillary and valve and outlet pipe of condenser. Remove the 2 screws fixing the gas valve. Solder off the weld spot connecting gas valve and air return pipe and remove the gas valve. (Note: it is necessary to warp the gas valve when soldering off the welding spot.)

  • Page 59: Troubleshooting

    Troubleshooting WARNING Hazardous Service Procedures! The maintenance and troubleshooting procedures recommended in this section of the manual could result in exposure to electrical, mechanical or other potential safety hazards. Always refer to the safety warnings provided throughout this manual concerning these procedures. Unless specified otherwise, disconnect all electrical power including remote disconnect and discharge all energy storing devices such as capacitors before servicing.
  • Page 60 Figure 6. Troubleshooting chart Adjust the set temperature Improper setting of temperature Check the estimated load of cooling (heating) Whether cooling (heating) load is proper Vacuumize after leakage detection Leakage or shortage of refrigerant and leakage repair. Charge refrigerant according to specification. Leakage occurs between high and Replace the compressor low pressure inside compressor...
  • Page 61 Figure 7. Troubleshooting chart Abnormal power supply of outdoor unit Check the circuit according to circuit diagram When unit is Damage of outdoor main control board Replace the main control board cooling or heating, both compressor and Breakage of outdoor power module outdoor fan don't Replace the power module Improper setting of temperature...
  • Page 62 Figure 8. Troubleshooting chart Blockage or breakage of drainage hose Replace the drainage hose Water leakage Wrap of refrigerant pipe connector is not Re-wrap and make it tight tight enough Fan of indoor unit contacts other parts Adjust fan location There is foreign substance in indoor unit Take out the foreign substance Compressor shakes too much...
  • Page 63 Figure 9. Compressor is too hot Compressor too hot, Check whether the outdoor unit is not mounted just start and stop at Change the mounting position properly such as outlet blockage; bad ventilation once, or the stop or directly under sunlight often occur Ambient temperature is too high For safe use...
  • Page 65 18, 24 MBH - 60 and 50 Hz...
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  • Page 72 Literature Order Number Date Supersedes www.trane.com Trane has a policy of continuous product and product data improvement and reserves the right to For more information, contact your local Trane office or e-mail us at comfort@trane.com change design and specifications without notice.

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