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Vers. 2013-0

wall mounted fan coil unit

15

INSTALLATION, OPERATION

AND MAINTENANCE MANUAL

OPERATION  GUIDE OF REMOTE CONTROLLER

1. POWER ON/OFF

- Press POWER “ ” button will turn on the air conditioner or vice versa.  When 
turn on, it will operate according to the setting shown on the remote unit.

2. OPERATING MODE 

- By pressing the “MODE”button, the air conditioner can be put in 

fi

 ve operating 

mode (auto, cool, dry, fan and heat).

12. TIMER ON

- The air conditioner can be programmed to turn off in advance.
Press “ON ” button, the symbol (

On

) will appear.

Press 

 or 

 button to change the real time (1 min incremental).

Hold 

 or 

 button for 3 sec, the real time will be 10 min incremental.

Press “SET”, the symbol (

On

) will appear on display.

13. TIMER OFF

 

- The air conditioner can be programmed to turn on in advance.
Press “OFF ” button, the symbol OFF  will appear. 
Press 

 or 

 button to change the real time (1 min incremental).

Hold 

 or 

 button for 3 sec, the real time will be 10 min incremental.

Press “SET”, the symbol OFF  will appear on display.
Remarks:
- When the 

On

 symbol display on the LCD screen, press “ON ” button,  

On

 

symbol will blink, then press “ON ” button again to cancel the TIMER ON set-
ting. The symbol 

On

 will disappear  on the LCD screen.

- When the OFF  symbol display on the LCD screen, press “OFF ”, OFF  
symbol will blink, then press “OFF ” button again to cancel the TIMER ON 
setting. The symbol OFF  will disappear  on the LCD screen.

14. CLOCK

- To set the clock on the remote unit.
Press “ ” button, the symbol   will blink.
Press 

 or 

 button to change the real time (1 min incremental). Hold 

 or 

 button for 3 sec, the real time will be 10 min incremental.

Press SET button, the   symbol will disappear on the LCD screen and the new 
real time clock will display to the LCD screen.

15. DISPLAY

- To set the display board ON or OFF.

Note: The (

) button can be used only in FAN, COOL, HEAT, and AUTO 

mode, it can not be used in DRY mode.

5. SLEEP

- Press the “SLEEP” button, LCD on the Remote unit will show (

z

z

) symbol.

- This Sleep mode is not available under DRY, FAN and AUTO mode.
- The temperature is automatically adjusted to provide comfortable sleep.

6. SWING

- Press “SWING” button will turn on/off the sweep motor.

7. LOUVER

- Press “LOUVER” button to change the angle of louver (which is controlled by 
step motor).
- If the button is pressed and released, the angle of louver is change one step 
at a time.

8. SEND

- Press “SEND” button to re-transmit all parameters shown on the LCD to the 
main control board.

9. LIGHT

- Hold “LIGHT” button for 3sec to control the LCD screen light ON or OFF.

10. LOCK

- Hold ( ) button for 3sec to lock or unlock the other buttons, when the symbol 

 display on the LCD screen, the other keys were locked.

11. SET

- Hold “SET” to set clock, timer and timer off setting.

COOLING OPERATION (COOL)

1. PRESS ON/OFF BUTTON ( )

- The air conditioner turned on with the last setting. 

2. PRESS THE “MODE” BUTTON

- Press the mode key repeatedly until the ( ) appears on the LCD screen.
The symbol ( ) will lights on the display board.

3. PRESS THE TEMPERATURE BUTTON (

) TO REGULATE THE TEM-

PERATURE.

- The key with the symbols  (

) allows increases of 1°C.

- The key with the symbols  (

) allows decreases of 1°C.

- The display shows the set value, the temperature can be between 16°C and 
30°C.

4. PRESS THE FAN BUTTON 

- When the ( ) button is pressed repeatedly, the system will changed the the 
fan to auto, high, med and low speed.

5. PRESS THE “SWING” AND “LOUVER” BUTTON

- When the “SWING” button is pressed, the horizontal louver is oriented conti-
nuously oscillating movements. Press again to stop.
- When the “LOUVER” button is pressed, the horizontal louver work like in illu-
stration below.

FAN

The display board in the unit will show ( ). The system will operate as FAN.
The SLEEP, TEMP 

 and TEMP 

 buttons are not used.

COOL

The display board in the unit will show ( ). The system will operate as the air 
conditioner.

DRY

The display board in the unit will show ( ). The system will operate as the hu-
midi

fi

 er.

HEAT

The display board in the unit will show ( ). The system will operate as the heat 
pump.

AUTO

The sisplay board in the unit will show ( ) and ( ) mode at  the same time. The 
system will automatically switch for Cool mode, Heat mode or dead band mode 
depending on the inlet water temperature. 

Note: In case the unit is running in Dead band mode, it will switch to FAN 

mode automatically.

3. TEMPERATURE SETTING

- The setting temperature can be set in the range of 16-30°C by pressing TEMP 

 or TEMP 

 button. The LCD on the Remote unit will show the setting 

temperature.

4. FAN

- Press FAN ( ) button to the select the fan speed (High, Medium, Low or Auto 
mode). The display on the Remote unit will shown the status.

COOL

AUTO

DRY

FAN

HEAT

LOW

MEDIUM

HIGH

AUTO

AUTO

Louver 1

Louver 2

Louver 3

Louver 4

Louver ON

Louver OFF

HEATING OPERATION (HEAT)

1. PRESS ON/OFF BUTTON ( )

- The air conditioner turned on with the last setting. 

2. PRESS THE “MODE” BUTTON

- Press the mode key repeatedly until the ( ) appears on the LCD screen.
The symbol ( ) will lights on the display board.

3. PRESS THE TEMPERATURE BUTTON (

) TO REGULATE THE TEM-

PERATURE.

- The key with the symbols  (

) allows increases of 1°C.

- The key with the symbols  (

) allows decreases of 1°C.

- The display shows the set value, the temperature can be between 16°C and 
30°C.

4. PRESS THE FAN BUTTON 

- When the ( ) button is pressed repeatedly, the system will changed the the 
fan to auto, high, med and low speed.

Auto

Summary of Contents for SYSWALL

Page 1: ...INSTALLATION OPERATION AND MAINTENANCE MANUAL WALL MOUNTED FAN COIL UNIT SYSWALL 2013 0...

Page 2: ......

Page 3: ...NIT 6 FIELD PIPING CONNECTION 7 HOW TO REMOVE THE FRAME GRILLE 7 CHECKING THE DRAINAGE 7 WIRING CONNECTIONS 7 WIRING DIAGRAMS 9 AIR PURGING 14 HOW TO INSTALL THE FRAME GRILLE ON THE FAN COIL UNIT 14 P...

Page 4: ...rn off and disconnect the power during installation and repair or any services attempt to the unit Sharp edges and coil surfaces are a potential injury hazard avoid contact with them MAIN COMPONENTS 4...

Page 5: ...densate drain 16 5 mm A Return 1 2 B Supply 1 2 C Condensate drain 16 5 mm P L P L H H TECHNICAL DATA MOD 1 2 3 4 Fans n 1 1 1 1 Coils n 1 1 1 1 Coil used for both cooling and heating Water content li...

Page 6: ...1 42 25 46 70 4 1172 360 139 210 115 21 42 25 46 70 3 Drill 6 4 mm diameter 32 0 mm depth on the wall 6 Drill a piping hole 70 0 mm diameter hole either from the right or to the left fan coil side and...

Page 7: ...ERMINAL COVER DISPLAY BOARD CONNECTION SCREWS MODELS 1 2 MODELS 3 4 SCREWS SCREWS COVER SCREWS COVER DRAIN PAN CONDENSATE DRAIN COVER ADEQUATELY THE PIPING INTERCONNECTING WIRING MOD CONNECTION WATER...

Page 8: ...connecting cable wire retainer COVER TERMINAL BLOCK CONTROL BOX BASE PAN COVER TERMINAL BLOCK CONTROL BOX BASE PAN WIRE RETAINER CABLE INSULATION Connecting wires to the controller Connecting wires to...

Page 9: ...n Minimum speed Medium speed Maximum speed BL BR BK RD YL GR WH Blue Brown Black Red Yellow Green White BL BR BK RD YL GR WH Blue Brown Black Red Yellow Green White AUX DB ID OD IFM L N RM SM TB WCV C...

Page 10: ...alve Motor common Minimum speed Medium speed Maximum speed IFM TB WCV COM LOW MED HI Fan motor Terminal block 3 way valve Motor common Minimum speed Medium speed Maximum speed BL BR BK RD YL GR WH Blu...

Page 11: ...l block Motor common Minimum speed Medium speed Maximum speed IFM TB COM LOW MED HI Fan motor Terminal block Motor common Minimum speed Medium speed Maximum speed BL BR BK RD YL GR WH Blue Brown Black...

Page 12: ...ommon Minimum speed Medium speed Maximum speed BL BR BK RD YL GR WH Blue Brown Black Red Yellow Green White BL BR BK RD YL GR WH Blue Brown Black Red Yellow Green White AUX DB ID OD IFM L N RM SM TB W...

Page 13: ...LOW MED HI Emergency auxiliary switch Receiver with display Water temperature sensors Fan motor Phase Neutral Air temperature sensor Louver motor Terminal block 3 way valve Motor common Minimum speed...

Page 14: ...correctly by the unit the unit will emit a beep If you do not hear the sound press the remote control button again IMPORTANT Don t drop or throw the remote controller Don t put any liquid in the remot...

Page 15: ...o lock or unlock the other buttons when the symbol display on the LCD screen the other keys were locked 11 SET Hold SET to set clock timer and timer off setting COOLING OPERATION COOL 1 PRESS ON OFF B...

Page 16: ...e setting temperature will be automatically raised by 1 C after one hour For COOL mode the setting temperature will be automatically raised up 1 C after 1 hour For HEAT mode the setting temperature wi...

Page 17: ...ated in the figure Both in Heating and Cooling mode it is advisable for the air flow not to hit people directly MOTORIZED HORIZONTAL LOUVER Never orient the motorized horizontal louver manually Any ma...

Page 18: ...k all sensors for loss connection and replace defective sensors if ne cessary PROBLEM 3 E4 blinking PROBLEM CAUSE 1 Inlet water temperature fault is activated because in cool mode the starting tempera...

Page 19: ...NOTE...

Page 20: ...With the perspective of improvement and against the continuous action of research and development the Manufacturer might modify even without any prior notice the given technical data systemair com...

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