Daikin FFQ25C2VEB Operation Manual

Also see for FFQ25C2VEB: Installation manual

Contents

Daikin FFQ25C2VEB Operation Manual Manual pdf 5 page image

FFQ25~60C2VEBSplit system air conditioners4P341089-1A – 2013.01Operation manual3Operation procedureOptimum operationObserve the following precautions to ensure the system operatesproperly. Fully use the function of air flow direction adjustment.As cold air gathers on the floor and warm air gathers against theceiling, it is recommended to set the air flow direction duringcooling or dry operation parallel to the ceiling and to set itdownwards during heating operation.Beware on the other hand, to avoid direct air flow to roominhabitants. Adjust the room temperature properly for a comfortableenvironment. Avoid excessive heating or cooling.Notice that it may take some time for the room temperature toreach the set temperature. Consider therefore to take advantageof the timer setting possibilities. Prevent direct sunlight from entering a room during coolingoperation by using curtains or blinds. Ventilate the room regularly. Using the unit for long periods oftime requires attentive ventilation of the room. Do not operate the air conditioner when using a roomfumigation-type insecticide.Failure to observe this could cause the chemicals to becomedeposited in the unit, which could endanger the health of thosewho are hypersensitive to chemicals. Keep doors and windows closed. If the doors and windowsremain open, room air will flow out and decrease the effect ofcooling and heating. Never place objects near the air inlet and the air outlet of theunit. It may retard effectiveness or cause operation to stop. Turn off the main power supply switch when not using for longperiods of time. Electricity is consumed as long as the switch ison. Turn off the main power supply switch in order to saveenergy. Turn on the main power supply switch 6 hours beforerestarting operation in order to ensure smooth operation. (Referto "Maintenance" on page 3.) When the display shows " " (TIME TO CLEAN AIRFILTER), have a qualified service person to clean the filters.(Refer to "Maintenance" on page 3.)MaintenanceHow to clean the air filterClean the air filter when the display shows " " (TIME TO CLEANAIR FILTER).Increase the frequency of cleaning if the unit is installed in a roomwhere the air is extremely contaminated.(As a yardstick for yourself, consider cleaning the filter once half a year.)If the dirt becomes impossible to clean, change the air filter. (Air filterfor exchange is optional.)In case of decoration panel BYFQ60C see figures marked ABYFQ60B see figures marked B1 Open the suction grille (See figure 5) (action 1 in the illustration).Push both levers simultaneously in the direction of the arrow asindicated in the illustration and carefully lower the grille.(Identical procedure for closing.)2 Remove the air filter (See figure 6) (actions 2 to 4 in theillustration).Pull the air filter clip on both the bottom left and the right side ofthe filter toward you, and detach the filter.3 Clean the air filter. (See figure 3)Use vacuum cleaner or wash the air filter with water.When the air filter is very dirty, use soft brush and neutraldetergent.4 Remove water and dry in the shade.5 Install the air filter back in place (perform actions 2 to 4 in theillustration in reverse order).Attach the air filter to the suction grille by hanging it over theprojected portion above the suction grille.Press the bottom of the air filter against the projections on thebottom of the grille to snap the air filter into its place.6 Close the suction grille by performing procedure step 1 inreverse order.7 After turning on the power, press the FILTER SIGN RESET button.The "TIME TO CLEAN AIR FILTER" display vanishes.NOTE Contact your dealer in case of changing thecombination or setting of group control and two remotecontroller control systems. Read the operation manual supplied with the remotecontroller. If a function that is not available is selected, themessage NOT AVAILABLE will appear. Operating procedure varies with heat pump type andstraight cooling type. Contact your dealer to confirmyour system type. To protect the unit, turn on the main power switch6 hours before operation. If the main power supply is turned off duringoperation, operation will restart automatically after thepower turns back on again.NOTE Set the temperature within the ranges mentionedunder "Operation range" on page 2.Do not use the air conditioner for other purposes.In order to avoid any quality deterioration, do not use theunit for cooling precision instruments, food, plants, animalsor works of art.CAUTION Only a qualified service person is allowed to performmaintenance. Before obtaining access to terminal devices, all powersupply circuits must be interrupted. To clean the air conditioner or air filter, be sure to stopoperation and turn all power supplies off.Otherwise, an electric shock and injury may result. Do not wash the air conditioner with water.Doing so may result in an electric shock. Be careful with scaffoldings.Caution must be exercised when working in highplaces. After a long use, check the unit stand and fitting fordamage. If damaged, the unit may fall and causeinjury. Do not touch the heat exchanger fins.The fins are sharp and could result in cutting injuries. When cleaning the heat exchanger, be sure to removethe control box, fan motor, drain pump and floatswitch. Water or detergent may deteriorate theinsulation of electronic components and result in burn-out of these components.NOTE Do not wash the air filter with hot water of more than50°C. Doing so may result in discoloration and/ordeformation.Do not expose the unit to fire. Doing so may result inburning.