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Description of controller

Instruction to operation of the wired controller

1

ON/OFF Press button 

Press ON/OFF button to turn on the unit, and repress this button to turn 
off the unit. At the time of startup, the unit runs in the present setting.

2

Temperature (time) setting buttons

Use this set of buttons to set and adjust temperature (or time). 

3

Quick cooling/Quick heating function 

 

When the Quick cooling/Quick heating key of the wired controller of an 
indoor unit is pressed, repress to cancel. 

Selection of timing function 

Press the Quick cooling/Quick heating key for 5s to enter the timing 
state. Select any one of the four functions: Timing on/off, Timing off 
only, Timing on only, and Timing canceled. Turn on or turn off the unit 
according to the current set time. 

4

PRI setting 

When pressing the PRI setting button of the wired controller of an indoor 
unit, the indoor unit is preferred, keep energy supply preferential, and 
repress to cancel.  

View and setting of timing function 

Press the button for 5s to enter Set time view/setting, and view and 
display the current state, present time, timing on time, and timing off 
time in turn (24h system). Under each displaying state, press UP/DOWN 
button within 3s to adjust the temperature (time). 

5

Fan speed setting button 

Select the fan speed in high/medium/low/auto mode

6

Auxiliary heating  function button 

Press this button to enable the auto auxiliary heating function, repress 
to disable this function; by default, the auto auxiliary heating function 
acts. 

7

Sleep function button 

Press this button to enable the sleep function in present operating 
mode; repress it to shut down or cancel this function; after 8h, it may 
be canceled automatically. Cooling/heating mode of this function is valid: 
after being canceled, reset the temperature and fan speed in sleep state. 

8

Selection of operating mode button 

Press this button to select the operating mode. 

9

Reset 

Press the Reset button, zero the timing of dust filtration screen cleaning, 
do not display symbol of the screen, and accumulate the operating time 
of the air conditioner again.

10

Display of priority

This indoor unit is under the priority setting state or not

11

Sleep function Display 

While operating in sleep mode, this animation 
displays

12

Display of operating in auto mode

13

Display of operating in fan mode

14

Display of operating in dry mode

15

Display of operating in heating or quick heating 
mode 

16

Display of operating in cooling or quick cooling 
mode

17

Display of time, timing function

When pressing the timing setting button, the 
corresponding time is displayed in turn: after 
finishing setting. Display the clock: display selection 
of timing in current operating mode. 

Display of fault code

If the unit needs stopping for repair or the safety 
protection device activates due to system failure, 
the fault or protection code is displayed in the time 
display are, and flashes. 

18

Display of set temperature

Display of the set temperature in present operating 
state

19

Display of the fan speed

Display the present fan speed selected in animation. 
Under the heating cold air protection state, the cold 
air protection is not displayed in animation.

20

Display of operating state of the compressor

When the compressor stops, display full idle state. 
In operating, display full-load state; in stop, no 
display. For the VF compressor, the operating 
frequency may be displayed.

21

Display of auxiliary heating

When the auxiliary heating operates, this display 
appears.

22

Display of defrosting

Display the system in defrosting mode.

23

Cooling mode setting button

24

Heating mode setting button

24 

AMS-SVX04A-EN

Summary of Contents for MWC507

Page 1: ...Indoor Unit Installation Operation Manual Advanced Multi split System Concealed Indoor Unit MW C D507 524 R410A 200061230200 April 2012 AMS SVX04A EN...

Page 2: ...ormal and reliable operation of the air conditioner The installation of this unit must be executed by the specialized staff designated by our company This manual may not cover any circumstance encount...

Page 3: ...detection and heat insulation of refrigerant pipe 16 Precautions 17 Connection of drainage pipe 17 Concentrated drainage 18 Drainage testing 18 Electrical control wiring 19 Concealed type indoor unit...

Page 4: ...d it must accord with Engineering speci cation for electrical equipments and Speci cation for indoor electrical wiring The unit must be earthed properly Be sure to connect the earth wire to the ground...

Page 5: ...avoid improper connection During operation of the unit never extend the nger stick or rod into the air inlet or outlet In the process of operation or at the just end of operation never touch the refr...

Page 6: ...air return plenum without strainer without hot water coil A With rear air return plenum with strainer without hot water coil B With rear air return plenum with strainer with single row hot water coil...

Page 7: ...t rear air return plenum bottom air return plenum hot water coil electric heater MW C D509 524MM Water outlet pipe joint ZG1 2 for single row ZG3 4 for double row Bottom return air 543 Rear return air...

Page 8: ...3 5 409 295 487 510 113 23 1 Only main unit no accessories selected by the customer MW C D507 518NM 6 B C A 183 5 200 10 126 270 14 Outlet pipe Inlet pipe 14 A 29 Electric heater 12 211 43 207 Electri...

Page 9: ...t least 4 ones should be used Ensure good ventilation so that the air ow can be blown throughout the room Obstruct should be put away from the air inlet or outlet so that the air may be circulated fre...

Page 10: ...lowing gure 2 Mounting roof Supply air Wide expansion bolt Wide lock washer Hanging screw Nut B B A A B rivet Supply air channel Supply air channel Supply air channel Air outlet grille Unit roof plate...

Page 11: ...and x it rmly Check whether the suspension rod is aligned with the unit and lift the unit on the suspension rod Set the drainage slope according to the right gure Make sure that there is a gradient i...

Page 12: ...ter The return air duct and air outlet duct should be xed to the precast slab of the oor with iron stands and all joints of the air duct should be sealed with sealant The distance between the wall and...

Page 13: ...e indoor unit after adding a transition duct and another end may be separate or be connected to the air outlet grille as shown in following gure Fan speed of each grille shall be uniform basically so...

Page 14: ...pe size is too large a metal cut saw may be used but prevent saw dust entering into the pipe Only the are nut attached to the unit may be used Before aring rst mount the nut on the copper tube Check w...

Page 15: ...en cylinder Pressure hose Pipe size 20 mm below 20 45 mm 45 mm above Max interval m 1 0 1 5 2 0 Purging of refrigerant pipe During erecting and constructing the tting pipe it is hard to avoid dust wat...

Page 16: ...here is change of pressure check whether each interface welding or ared and the whole system have good tightness and see if there have leakage sources Caution when the air temperature at the time of p...

Page 17: ...e suspension rods of the horizontal drainage pipe Material Nominal diameter Distance Hard PVC pipe 25 40 mm Less than 1 5 m Connection of drainage pipe Without drainage pump Never install the drainage...

Page 18: ...rainage pipe Suspension Main air vent Concentrated drainage pipe gradient 1 100 1 1 5m Indoor unit Indoor unit Indoor unit Ceiling 500 Main drainage Drainage testing Check the smoothness of drain afte...

Page 19: ...the side of the control box and connect to CN3 terminal of the controller After nishing the above wiring close the junction box lid 4 Precautions All wiring should comply with the local laws and regul...

Page 20: ...5 S6 S7 S8 DIP for model of the indoor unit If model of the indoor unit differs the DIP setting of the control panel is different There are 8 DIP switches on the control panel of the indoor unit of wh...

Page 21: ...n in following table S5 S6 S7 Address of indoor unit 0 0 0 0 0 0 1 1 0 1 0 2 0 1 1 3 1 0 0 4 1 0 1 5 1 1 0 6 1 1 1 7 Shift selection for fan speed of the indoor unit There are 8 DIP switches on the co...

Page 22: ...2 5 MW C D512 0 27 6 4 0 34 1 5 6 74 2 5 MW C D518 0 41 8 2 0 51 1 5 8 71 2 5 MW C D524 0 57 12 7 0 71 1 5 13 41 2 5 Slim model Model Frequency Hz Rated voltage V Range of voltage V Rated current of f...

Page 23: ...nit 24 hours ahead before startup or the compressor may be damaged ON OFF Mode selection Sleep setting Auxiliary heating function button Fan speed setting PRI setting Time Inquiry set Buttons Quick co...

Page 24: ...mode of this function is valid after being canceled reset the temperature and fan speed in sleep state 8 Selection of operating mode button Press this button to select the operating mode 9 Reset Pres...

Page 25: ...pacity of indoor unit kW 03 Indoor unit coil inlet temperature T2 04 Indoor unit coil midpoint temperature T3 05 Indoor unit coil outlet temperature T4 06 Indoor return air temperature T1 07 Opening o...

Page 26: ...utral Power line Coil middle temperature sensor Coil outlet temperature sensor Coil inlet temperature sensor Connector on main board Ground Room temperature sensor Factury wiring EH Electric heater 4...

Page 27: ...2 3 N2 N1 CN1 CN2 CN8 3 YE YE Out door UNIT In door UNIT Fan motor FAN EV1 TB1 WRC J1 F1 T Relay for electric heater Wiring control panel Terminal connector Fuse Transformer Electronic expansion valve...

Page 28: ...p M2 PUMP SA1 CN12 PUMP SA1 Out door UNIT In door UNIT MAIN BOARD MED LOW HIGH SUP LOW AN1 AN2 AN3 AN4 Fan motor Relay for electric heater Wiring control panel Terminal connector Fuse Transformer Elec...

Page 29: ...D MED LOW HIGH SUP LOW Pump FAN EV1 TB1 WRC J1 F1 T N L EH PUMP SA1 AN1 AN2 AN3 AN4 Fan motor Relay for electric heater Wiring control panel Terminal connector Fuse Transformer Electronic expansion va...

Page 30: ...tact your local district office Trane has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice Literature Order Number...

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