De'Longhi ct90 User's Manual
Contents
1. aAA E ZA Z is close doors and windows P i e Protect the room from direct exposure to the sun by partially closing curtains and or blinds to help the appliance run more effi ciently close blinds or curtains Never rest objects of any kind on the air conditioner Never obstruct the air intake 6 or outlet 1 grilles do not cover the appliance Minimize the number of heat sources in the room Never use the appliance in very damp rooms laundries for example Never use the appliance outdoors Make sure the air conditioner is on a level floor If necessary place the two castor locks 13 under the front wheels 3 GB Cleaning Before cleaning or maintenance turn the appliance off by pressing the ON STAND BY button then always unplug the appliance from the outlet CLEANING THE SURFACE OF THE UNIT You should clean the appliance with a slight ly damp cloth then dry with a dry cloth For safety reasons never wash the air condi tioner with water tioner with water Precautions Never use petrol alcohol or solvents to clean the appliance Never spray insecticide liquids or similar products CLEANING THE AIR FILTERS To keep your air conditioner working efficient ly you should clean the dust filter every week of operation The filter is housed in the intake2. use only CSA certified and UL listed 3 prong grounded extension cord attachment plug and connector rated 15A 125V Before cleaning or maintenance operations always unplug the unit from the outlet Do not pull on or place strain on the power cord when moving the appliance The appliance should not be installed where the atmosphere may contain combustible gases oil or sulohur or near heat sources Do not rest hot or heavy objects on the appliance Clean the filters at least once a week Avoid using heaters near the unit The unit should be transported in a vertical position If this is not possible secure the unit at an angle do not lie it horizontally Before transporting the unit drain the unit Affer transportation wait at least 6 hours before switching the unit on The packaging materials can be recycled You are therefore recommended to place them in the special containers for differentiated waste collection This appliance is fitted with a special safety device When the compressor switches off this device prevents it from switching on again for at least 3 minutes WARNING Changes or modifications not expressly approved by the party responsible for com pliance could void the user s authority to operate the equipment SAVE THESE INSTRUCTIONS THIS PRODUCT IS FOR HOUSEHOLD ONLY DESCRIPTION air outlet grille 9 power cable control panel 10 wall flange castor wheels 11 air exhaust hose handles 12 window outlet filter 13 castor
3. Important safeguards Use this appliance only as described in this instruction manual As with any electrical appliance the instructions aim to cover as many situations as possible Caution and common sense should be used when operating and installing this air conditioner This appliance has been manufactured to cool and dehumidify domestic environments and must not be used for other purposes It is dangerous to alter or modify the unit s characteristics in any way The appliance must be installed in accordance with the relevant national legislation Should repairs be necessary contact the nearest authorized Repair Service Center Unautho rized servicing can be dangerous The appliance is not intended for use by persons including children with reduced physical sen sory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do not play with the appliance In the case that the power cord becomes damaged this must be repaired only by specialized per sonnel authorized by the manufacturer in order to protect against fire Always ensure the appliance is plugged into a grounded 3 prong outlet If you have any doubts check with a qualified electrician We strongly discourage the use of an extension cord due to potential safety hazards For tem porary situations
4. NTROL PANEL A ON STAND BY button B MODE selection button Air conditioning dehumidifying fan Fan speed selection button HIGH MED LOW AUTO Timer button Programmed operation increase temperature time button Programmed operation decrease temperature time button Display Displays the temperature values set and the programmed operating time Timer in operation indicator light I L M N Fan speed lights and AUTO lights O Fan mode light P Dehumidifying mode light Q Air conditioning mode light R Remote control receiver Y Never turn the air conditioner off by unplugging from the outlet Always press the d button then wait for a few minutes before unplugging This allows the appliance to perform a cycle of checks to verify operation Operation TURNING THE APPLIANCE ON Plug into an outlet Two lines appear on the display indicating that the appliance is in stand by Press the ON STAND BY button A When turned on the air conditioner starts operating in the same mode as when it was turned off Press the MODE button B until the light corresponding to the desired mode lights up Light Q air conditioning mode Light P dehumidifying mode Light 0 fan mode AIR CONDITIONING MODE Ideal for hot muggy weather when you need to cool and dehumidify the room To set this mode press the E or F buttons until the desired tempe rature is displayed Then select the fan speed by pressing the Se bu
5. ONTROL 16 17 18 19 20 Replacing the batteries If t of Point the remote control at the receiver on the air conditioner The remote control must be no more than 23 ft 7 metres ee en away from the appliance without obsta cles between the remote control and the amp gt receiver The remote control must be handled with extreme care Do not drop it or expose it to direct sunlight or sources of heat Fan button ON STAND BY button Mode button moo Timer button Display Remove the cover on the rear of the remote control Replace the old batteries with two new RO3 AAA 1 5V batteries inserting them correctly see the instructions inside the battery compartment Replace the cover he remote control unit is replaced or discarded the batteries must be removed and disposed in accordance with current legislation as they are harmful to the environment Do not mix old and new batteries Do not mix alkaline standard carbon zinc or rechargeable nickel cadmium batteries Do not dispose of batterias in fire Batteries may explode or leak 10 Note This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can rad
6. d correct any problems SAFETY PLUG The appliance is fitted with a safety plug to protect the power cable If power is cut off unplug from the outlet and make sure the power cable is undamaged If the cable is damaged call the service center immediately If power cuts off frequently and the power cable is undamaged contact a qualified elec trician OPERATION OF THE SAFETY PLUG If the safety device incorporated in the plug trips and cuts off the power supply check that the power cable and plug are not damaged If the power cable is undamaged to restore operation press the RESET button To verify correct operation of the plug press the TEST button periodically and make sure the appliance disconnects If this is not the case contact the service center To restore operation press the RESET button 16 Limited Warranty De Longhi is the distributor of Kenwood home appliances This warranty applies to all home appliances with De Longhi or Kenwood brand names FOR CONTIGUOUS UNITED STATES ONLY Limited Warranty We warrant each De Longhi AIR CONDITIONER to be free from defects in material and workman ship From the purchase date our obligation under this warranty is to provide one 1 year free parts and labor on the entire AIR CONDITIONER with an additional four 4 years free on any part of the sealed system consisting of the compressor evaporator condenser and factory connected refrigerant tubing Labor a
7. ed changes between the speeds available LOW MED HIGH Two arrows on the display indicate the fan mode and the speed set In this mode the auto soeed cannot be selected SETTING THE TIMER The timer can be used to delay appliance start up or shutdown This avoids wasting electricity by not operating the appliance when it is not needed How to program delayed shutdown e With the air conditioning unit on press the timer button 19 The time is displayed and the h symbol flashes with a flashing arrow indicating timer shut down OO e Set the time when you want the appliance to go off using the buttons from 30 minutes to 24 hours During the first ten hours you can select half hour intervals For times greater than ten hours one hour intervals can be selected e Press the timer button 19 again to confirm the selection The appliance emits a beep and the light H flashes on the control panel confirming successful activation of the timer A count down of the time left is displayed on the remote control display and the light H flashes on the air conditioner display Using the remote control At the end of the set time the appliance switches off automatically To cancel the timer programming press the timer button 19 again The appliance emits a beep and both displays reset to display the settings prior to activation of the timer How to program delayed start up 12 With the air conditioner off press the press the t
8. escribed for the air conditioning mode In this mode AUTO speed cannot be selected The fan speed selected will be displayed Self diagnosis SELF DIAGNOSIS The appliance has a self diagnosis system to identify a number of malfunctions IF IS DISPLAYED WHAT SHOULD YOU DO The appliance is fitted with a frost protection device to avoid I LE excessive formation of ice on internal components The appliance LOW TEMPERATURE starts up again automatically when the defrosting process is com frost prevention pleted PROBE FAILURE If this is displayed contact your local authorized service centre sensor damaged FULL TANK Empty the internal tank see page 14 End of season operations SETTING THE TIMER The timer can be used to delay appliance start up or shutdown This avoids wasting electricity by not operating the appliance when it is not needed How to program delayed start up Plug the appliance into an outlet and press the ON STAND BY button A then select the desi red operating mode and other settings temperature fan speed etc Press the ON STAND BY button A again The appliance switches to stand by mode the two central segments are displayed Press the TIMER button D The last timer setting or the preset value 6 2 flashes on the display Use the E or F buttons to set the number of hours delay before the appliance comes on During the first fen hours you can select half hour
9. grille To clean the filters proceed as follows 1 Remove the dust filter by extracting it upwards figure G 2 Use a vacuum cleaner to remove dust accumulations from the filter If it is very dirty immerse in warm water and rinse a number of times The water should never be hotter than 40 C After washing leave the filter to dry then put back in place 14 START OF SEASON CHECKS Make sure the power cable and plug are undamaged and the outlet is in good condi tion Follow the installation instructions pre cisely END OF SEASON OPERATIONS e To empty the internal circuit completely of water remove the cap figure H e Run off all water left into a basin When all the water has been drained put the cap back in place e Clean the filter and dry thoroughly before putting back M Ao NOTE NEVER TRANSPORT OR TURN THE APPLIANCE UPSIDE DOWN OR ON ITS SIDE IF THIS OCCURS WAIT 6 HOURS BEFORE TURNING THE APPLIANCE ON 24 HOURS IS RECOMMENDED After the unit has been on its side oil needs to return to the compressor to ensure proper function With Troubleshooting out allowing the unit this time 6 24 hours The unit may function for only a short time and then the compressor will break down from lack of oil TROUBLESHOOTING PROBLEM The air conditioning unit does not start The air conditioning uni
10. iance can also be installed semi permanently Fig E 11 8 inches Proceed as follows e Drill a hole 5 25 inches 134 mm in an outside wall or through a window pane Respect the dimensions and height of the hole given in figure F and G Ec as aN iON 23Q0Q in the in the in the wall window wooden you are pane kickboard recommended of a to insulate the French section of wall window using suitable F insulation As special tools are required for installa tion we suggest you have the applian ce installed by specialized personnel e Fit the wall flange 10 into the hole e Fit the air exhaust hose 11 in the rele vant housing located on the rear side of the appliance fig A page 5 e Fit the end of the hose 11 to the wall flange 10 as shown in fig G A MAX1 00 cm MAX 39 37 inches MIN 35 cm MAX 13 77 inches G When the hose 11 is not connected the dril led hole can be closed with the flange cap 10 NOTE When installing the air conditioner semi permanently you should leave a door slightly open little as 1 2 1 cm to guar antee correct ventilation and room pressure Keep the air hoses as short and free of curves as possible to avoid constrictions Control panel THE CONTROL PANEL a j Proving L DESCRIPTION OF THE CO
11. iate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio com munications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired opera tion Using the remote control TURNING THE APPLIANCE ON Plug into the outlet Press the ON STAND BY button d 17 when turned on the air conditioner starts operating in the same mode as when it was turned off Press the MODE button 18 to select the requi
12. imer button 19 An arrow indicating timer start up 1 flashes on the display Now make all the desired settings for when the applian ce will switch on operating mode fan soeed and temperature Confirm the settings by pres sing the timer button 19 The time is displayed and the h symbol flashes Set the time when you want the appliance to switch off using the buttons from 30 minutes to 24 hours During the first ten hours you can select half hour intervals For times greater than ten hours one hour intervals can be selected Press the timer button 19 again to confirm the start up time A beep sounds and the time set is also displayed on the control panel confirming setting of the timer The light H flashes on the air conditioner display A countdown of the time left is displayed on both displays At the end of the set time the appliance switches on automatically with the settings made previously To cancel the timer programming press the timer button 19 again The appliance emits a beep and both displays reset to stand by Tips To ensure optimal performance from your b portable air conditioner follow these recom mendations e close the windows and doors in the room to be air conditioned The only exception is when the appliance is installed through a hole in the wall In this case you are recommended to leave a slight draught through a door or window to guarantee correct ventilation
13. intervals For times greater than ten hours one hour intervals can be selected If the E or F buttons are pressed for more than 2 seconds the time runs rapidly up to a maximum of 24 hours Press the timer button again within a few seconds to confirm the setting If the setting is not confirmed within a few seconds the display resets to Stand by With the timer activated the countdown before the programmed start up time is displayed and the light H flashes To cancel the timer programming press the timer button D again How to program delayed shutdown Delayed shutdown can be programmed in any operating mode air conditioning dehumi difying fan Press the TIMER button D The last timer setting or the preset value 6 2 flashes on the display Use the E or F button to set the number of hours delay before the appliance goes off During the first ten hours you can select half hour intervals For times greater than ten hours one hour intervals can be selected If the E or F buttons are pressed for more than 2 seconds the time runs rapidly up to a maximum of 24 hours Press the timer button again within a few seconds to confirm the setting When the timer is set the light H flashes At the set time the air conditioner shuts down and remains in stand by To cancel the timer programming press the timer button D again Using the remote control MODELS WITH REMOTE CONTROL DESCRIPTION OF THE REMOTE C
14. locks air intake grille 14 remote control air exhaust hose housing 15 window bracket with locking pins FONG AKRWDND drainage hose Setting up your portable air conditioner TO AVOID DAMAGE TO THE UNIT NEVER TRANSPORT OR TURN THE APPLIANCE UPSIDE DOWN OR ON ITS SIDE IF THIS OCCURS WAIT GB 6 HOURS BEFORE TURNING THE APPLIANCE ON 24 HOURS IS RECOMMENDED After the unit has been on its side oil needs to return to the compressor to ensure proper function Without allow ing the unit this time 6 24 hours The unit may function for only a short time and then the com pressor will oreak down from lack of oil ELECTRICAL CONNECTIONS Before plugging the appliance into the outlet check thot e The ouflet s power supply corresponds to the value indicated on the rating label on the back of the appliance e The outlet and electrical circuit are adequate for the appliance e The outlet is a 3 hole grounded outlet If this is not the case you must choose another outlet Failure to follow these important safety instructions absolves the manufacturer of all liability If it becomes necessary the power cable must be replaced by a qualified professional only The instructions below will enable you to prepare your air conditioner for operation as efficiently as possible Before use make sure the air intake and outlet grilles are unobstructed AIR CONDITIONING WITHOUT INSTALLATION Other set up methods NOTE Keep the air ho
15. nd all other parts during the additional four 4 year warranty are to be paid by the owner All AIR CONDITIONERS in need of repair are to be shipped to an authorized De Longhi service center at the owner s expense and De Longhi will then incur the return ship ping costs After the first five 5 years of ownership all expenses all parts labor and shipping are to be paid by the owner of the unit This warranty shall apply only if the AIR CONDITIONER is used in accordance with the factory directions that accompany it and on an Alternating Current AC circuit This warranty is in lieu of all other warranties and representations expressed or implied and all other obligations or liabilities on our part We do not authorize any other person or company to assume for us any liability in connection with the sale or use of our AIR CONDITIONER This war ranty shall not apply to any AIR CONDITIONER that has been repaired or altered outside our fac tory nor shall it apply to any AIR CONDITIONER that has been subjected to misuse negligence or accidents If repairs become necessary see contact information below U S Residents For help with installation operation and for all accessories and spare replacement parts Please contact our toll free customer service call center at 1 800 322 3848 Monday Friday 8 30am 5 00pm ET or log onto our website at www delonghiusa com CANADA Residents Please contact our toll free hotline at 1 888 335 6644 or l
16. og onto our website at www delonghi com Other countries Please visit www delonghi com GB
17. oltage see rating label LIMIT CONDITIONS Max absorbed power during air conditioning Room temperature for Refrigerant air conditioning 64 95 F 18 35 C Cooling capacity Transport filling cleaning recovery and dis posal of refrigerant should be performed by a technical service centre appointed by the manufacturer only The appliance should be disposed of by a specialist centre appointed by the manu facturer only NEVER TRANSPORT OR TURN THE APPLIANCE UPSIDE DOWN OR ON ITS SIDE IF THIS OCCURS WAIT 6 HOURS BEFORE TURNING THE APPLIANCE ON 24 HOURS IS RECOMMENDED After the unit has been on its side oil needs to return to the compressor to ensure proper function Without allowing the unit this time 6 24 hours The unit may function for only a short time and then the compressor will break down from lack of oil This appliance is equipped with a 3 prong grounded plug The plug must be connected into an outlet that is properly installed and grounded in the accordance with all local codes and ordinances Do not modify the plug provided with the appliance If it will not fit the outlet have a proper outlet installed by a qualified electrician or relocate the unit to a pro per outlet If the household electrical supply does not meet the above specifications or if you are not sure your home has an effective electrical ground have a qualified electrician or your local electrical utility company check it an
18. red mode AIR CONDITIONING DEHUMIDIFYING 0 FAN ONLY An arrow on the display indicates the selected mode GB AIR CONDITIONING MODE Ideal for hot humid weather when_you need to cool and dehumidify the room In air conditioning mode use the buttons to select the desired temperature The display shows the set temperature To change the fan speed use the fan button se 16 on the remote control choosing from the available speeds the appliance automatically selects the most suitable fan speed in relation to the tem perature set on the digital display and current room temperature the air conditioner operates at maximum to reach the required temperature as rapidly as possible reduces noise levels while maintaining a comfortable temperature for silent operation and maximum energy efficiency Two arrows on the display indicate respectively air conditioning and the fan speed The most suitable temperature for the room during the summer varies from 24 to 27 C You are recommended however not to set a temperature much below the outdoor temperature DEHUMIDIFYING MODE Ideal to reduce room humidity spring and autumn damp rooms rainy periods etc In dehumidifying mode the appliance selects fan soeed automatically Two arrows on the remote control display indicate and respectively FAN MODE ONLY In fan mode fan speed can be set by pressing the fan button se 16 The fan spe
19. ses as short and free of e Thanks to the locking pins it s possible to curves as possible to avoid constrictions use the window bracket also for sliding windows Position the hole of the bracket FOR OPTIMAL RESULTS SET UP IN A DOU so to allow a correct installation of the BLE HUNG WINDOW exhaust hose see figure 1 Place the bracket in the window sill extend the bracket fully within the window frame fix the bracket by using the pin then lower the window onto the bracket Should the window bracket be too large for the window The plastic can be cut with a saw by a qualified professional 2 Fit the air exhaust hose in the housing at C the back of the appliance Insert it as e f you have a casement window figure D shown in figure A follow steps 2 amp 3 and place the window 3 Connect the window outlet 12 to the outlet 12 outside the window to exhaust other end of the exhaust hose the hot air 4 Insert the window outlet end of the exhau st hose into the slot of the window bracket fig B For help with installation operation and for all accessories and spare replacement parts Please contact our toll free cus tomer service call center at 1 800 322 3848 Us only Monday Friday 8 30am 5 00pm ET Or B log onto our website at www delonghiusa com Semi permanent installation SEMI PERMANENT INSTALLATION If required your appl
20. t works for a short CAUSE No electricity It is not plugged into the outlet The safety device of the plug has tripped The internal safety device has tripped The air exhaust hose has a constriction The air exhaust hose is blocked REMEDY Restore electricity Plug into the outlet Reset the safety plug Wait 30 minutes if the pro blem persists contact your service center Position the exhaust hose correctly Check there are no time only obstacles Obstructing air discharge Ne are tight bends in the air exhaust Eliminate the tight bends ose The air Window open Close the window conditioner There are heat sources in the room Eliminate the heat source works but does lamps etc not cool the The exhaust hose is detached Connect the exhaust hose room Air filters clogged Clean or replace the filters Bad odor in the room The filter is clogged Clean or replace the filter The air conditioner does not operate for about 3 minutes after turning it on tt PF Ft appears on the display The internal compressor safety device prevents the appliance from being restarted until three minutes have ela psed since it was last turned off The appliance has a self diagnosis system to identify a number of malfunc tions Wait This delay is part of normal operation See the self diagnosis chap ter Technical specifications TECHNICAL SPECIFICATION Power supply v
21. tton C until the light corresponding to the required fan speed lights up MAXIMUM SPEED the air conditioner operates at maximum to a achieve the target temperature as rapidly as possible AS MEDIUM SPEED reduces noise levels while maintaining a comfor table temperature LOW SPEED for silent operation and maxium energy efficiency AUTO the appliance automatically selects the most suitable fan speed in relation to the temperature set on the digital display and current room temperature The most suitable temperature for the room during the summer varies from 75 F to 81 F 24 to 27 C You are recommended however not to set a temperature much below the outdoor temperature DEHUMIDIFYING MODE Ideal to reduce room humidity spring and autumn damp rooms rainy periods etc In dehumidifying mode the appliance MUST be set up in the same way as for air conditioning with the air exhaust hose attached to enable the moisture to be discharged outside When the dehumidifying mode is selected the light P comes on and dh appears on the display At the same time the AUTO fan light N comes on In this mode fan speed is selected automatically by the appliance and cannot be set manually FAN MODE The unit operates without cooling or dehumidifying This mode provides ventilation only When using the appliance in this mode the air exhaust hose does not need to be connected Adjust fan speed by pressing the button C as d
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