24Check Before a long idle period1. Operate the “fan only” for several hours on a fine day to dry out theinside.• Press “MODE” button and select “fan”operation.• Press “ON/OFF” button and start operation.2. Clean the air filters and set them again.3. Take out batteries from the remote controller.4. Turn OFF the breaker for the room air conditioner.• When a multi outdoor unit is connected, make sure the heating operation is not used at the other roombefure you use the fan operation. (page 20)NOTECheck that the base, stand and other fittings of the outdoor unit are not decayed or corroded.Check that nothing blocks the air inlets and the outlets of the indoor unit and the outdoor unit.Check that the earth wire is not disconnected or broken.Check that the drain comes smoothly out of the drain hose during COOL or DRY operation.• If no drain water is seen, water may be leaking from the indoor unit. Stop operation and consult the ser-vice shop if this is the case.• Operation with dusty air filters lowers the cooling (heating) capacity and wastes energy.Air is also prevented from flowing smoothly through the unit creating a noise.• Operation with dirty filters :(1) cannot deodorize the air. (2) cannot clean the air.(3) results in poor heating or cooling. (4) may cause odour.• The air purifying filter and Photocatalytic deodorizing filter cannot be reused, even if washed.• In principle, there is no need to replace the photocatalytic deodorizing filter. Remove the dust peri-odically with a vacuum cleaner. However, it is recommended to replace the filter in the followingcases.(1) The paper material is torn or broken during cleaning.(2) The filter has become extremely dirty after long use.• To order air purifying filter or Photocatalytic deodorizing filter, contact to the service shop where youbought the air conditioner.• Dispose of old air filters as non-burnable waste and Photocatalytic deodorizing filters asburnable waste.Item Part No.Photocatalytic deodorizing filter (with frame) KAZ917B41Photocatalytic deodorizing filter (without frame) KAZ917B42Air purifying filter (with frame) KAF925B41Air purifying filter (without frame) KAF925B4201_EN_3P098587-1_1.book Page 24 Thursday, December 5, 2002 6:01 PM