. MAINTENANCE SERVICE PROCEDURE CLEAN ELEMENT IN AIR CONDITIONER FRESH AIR FILTER WARNING If compressed air scattered around dust and debris, there is danger of injury. Always wear protective equipment such as protective glasses and mask. REMARK 4 - 41 If th e air conditioner has been u sed, the air filter shoul d be cleane Stop the air c onditioner before c leaning the element. Articulate the machine fully to th e right before replacin g the air filte r element. 1. Insert the starting key into key slot (1), release the lock, loosen knob (2), and open cover (3). 1. I nsert the starting key into ke y slot (1), release the l ock, l oosen knob (2), and open cover (3) 2.
Take out element (4) and cle an it. ss than 0.69 MPa (7 kg/ cm2, 99.4 3. Direc t dry compressed air (le ss than 0.69 MPa (7 k g/ cm f PSI)) to t he element from in side along its folds, th en direct it cannot be d for 1 year. irec rom outside along its folds a nd again from inside. Replace removed the filter with a ne with compressed ai w part if the clogging r, or if it has been use 4. t f After cleaning, return filter (4 he cover. Use the starting s ) to its original positio witch key to lock the co n and ver. close Do not orge t to remove the starting switch key.
If the filter becomes clogged, the air flow will be reduced , and there will be an a bnormal noise from the air conditioner unit.