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SAFETY INFORMATION 

 
 
 

General Safety 
 

  The air conditioner unit must be installed according to the instruction 

manual 

  NEVER use the air conditioner unit near flammable liquids/gases 

  NEVER use the air conditioner in a confined space where other 

heating/cooling appliances are being used unless there is adequate 
ventilation 

  Do not place objects on the unit or restrict the air inlet/outlet 

  Always supervise children and pets when the unit is in use 

  Always firmly fix the outdoor unit, ensuring the unit is horizontal 

 
 
Electrical Safety 
 

  Always switch the unit off and unplug when not in use 

  Always use the remote control or emergency switch to turn the unit on/off. 

NEVER use the mains power switch to operate the unit 

  NEVER open the indoor nor outdoor unit 

  Do not use in overly humid or wet environment 

  Do  not install near ovens/boilers or similar heat producing products 

  If any leads/cables are damaged, they must be replaced immediately by a 

qualified electrician 

 
 
 
For Maximum Efficiency 
 

  Do not exceed the recommended  room size (details in the specification) 

  Close all doors and windows in the room with the operating air conditioner 

unit 

  Keep curtains and blinds closed if the room is in direct sunlight 

  Keep filters clean 

  Once the room has reached the desired conditions, change the 

temperature and ventilation settings as required 

 
 
 
 
 
 
 

 

Summary of Contents for DS-12CH

Page 1: ...DESA UK Ltd Warrington England INSTRUCTION MANUAL DS 12CH DS 18CH Please read and retain these instructions for future reference SPLIT TYPE AIR CONDITIONER With DIY Quick Connector ...

Page 2: ...5 Installation 6 Installing the Indoor Unit 7 Installing the Outdoor Unit 8 Testing the Unit 9 Operation 10 Remote Control Operation 11 Setting the Clock 12 Timer Function 12 Sleep Function 12 Setting the Airflow Direction 13 Maintenance 14 Fault Check List 15 ...

Page 3: ...ow Volume M 3 hr 540 810 Dehumidifying L hr 1 0 1 8 Refrigerant g R410a 780 1 400 Noise Level db A 36 40 Dimensions WxHxD mm 785x275x200 1010x320x210 Packing WxHxD mm 860x345x240 1060x366x285 Indoor Unit Net Gross Weight kg 11 13 21 26 Noise Level db A 50 52 Dimensions WxHxD mm 800x250x540 800x250x540 Packing WxHxD mm 888x344x590 888x344x590 Outdoor Unit Net Gross Weight kg 37 44 40 48 Suitable Ar...

Page 4: ...unplug when not in use Always use the remote control or emergency switch to turn the unit on off NEVER use the mains power switch to operate the unit NEVER open the indoor nor outdoor unit Do not use in overly humid or wet environment Do not install near ovens boilers or similar heat producing products If any leads cables are damaged they must be replaced immediately by a qualified electrician For...

Page 5: ...5 PARTS ...

Page 6: ...6 INSTALLATION This Split Type Air Conditioner is fitted with DIY quick connectors For ease of installation please follow these instructions carefully ensuring the below measurements are adhered to ...

Page 7: ...ng panel is horizontal and fix into place using the self tapping screws provided at least 50mm for the ceiling 100mm from each side wall and 2000mm from the floor 4 Carefully drill a 60mm hole angled downwards slightly to the right of the mounting panel The indoor unit should then cover this hole when hung 5 Pass the piping through the hole and then mount the indoor unit Hang the top of the unit o...

Page 8: ...oor unit so the water can drain from the indoor unit Connecting the air conditioner WARNING do not adjust any bolts except those that connect directly to the outside unit Adjusting these will cause the refrigerant to escape and may cause serious injury 1 Ensure the machine is not connected to the mains electricity supplied before carrying out the installation 2 Remove the protective covers from th...

Page 9: ...tart and all the lights on the unit will illuminate 4 After 2 seconds the lights will turn off 5 After 6 seconds the fans will stop and the unit is ready to use After testing the unit the emergency power switch should only be used when the remote control is lost or defective When using the emergency power switch the unit will operate in Auto function according to the room temperatures below and th...

Page 10: ...Required temperature reached 3 In Operation 4 Defrosting a Heating Function b Cooling Function c Sleep Function d Fast Cooling Heating e Status Bar f Required Temperature g Timer Function h De humidifying Function i Fan Function ...

Page 11: ...er can be set cancelled by pressing the Timer button 5 The sleep mode can be set cancelled by pressing the Sleep button 14 The current time can be set using the Hour 6 and Min 16 buttons The unit can be switched on or off by using the On Off button 8 Please Note When the Required Temperature is less than 18o C or greater than 30o C CONT will be displayed on the remote control and the unit will ope...

Page 12: ...emote control The timer can be set to control when the unit will start functioning within 24 hours of the current time Set the clock to the correct time following the method above Press the Timer button so HOUR is displayed Press the Hour Min buttons until the desired time before the unit switches on is displayed on the remote control The unit will automatically check the temperature 1 hour before...

Page 13: ... repeating the process 2 Swing The louvers will continuously move up and down through 120o 3 Fixed The louvers remain fixed in the direction set Setting the Vertical Airflow Direction The vertical louvers can be adjusted manually to the desired position WARNING Never move the horizontal louvers manually During cooling de humidifying functions the horizontal louvers should not face downwards for a ...

Page 14: ...l detergent is wiped off the unit WARNING Hot water 40o C may cause discolouring deformation of the unit Cleaning the filter WARNING Never operate the unit without the filters in the correct position Open the inlet grill on the indoor unit by pulling the front cover forward Remove the filter by pushing the centre tab on the filter upwards and pulling downwards Use a vacuum cleaner or tap the filte...

Page 15: ...thing in the room producing a lot of heat The machine seems to do nothing Is the filter dusty contaminated Is the air intake or output blocked up Is there something blocking the outdoor unit Is the ambient temperature below your selected temperature Is the timer mode activated The machine is too noisy Is the floor underneath the outdoor unit uneven The compressor does not run It is possible the ov...

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