English1-17FRONTRecess onmain unitAIR FILTEROpen the front panel.Hold the panel at the recesses on the main unit(2 recesses on right and left sides) and lift it until itstops.1.•Pull out the air filters.Push a little upwards the tab at the center of each airfilter, then pull it down.2.•Clean or replace each filter.When shaking off remaining water, do not wring thefilter.3.•Set the air filter and close the front panel.Insert claws of the filters into slots of the front panel.Close the front panel slowly and push the panel at the3 points. (1 on each side and 1 in the middle.)The air filter have a symmetrical form in the horizontaldirection.4.••68/2064.4/1850/1032/014/-105/-15-4/-2050/10 59/15 68/20 77/25 86/3080.6/27122/50114.8/46109.4/43104/4086/3068/2050/1032/050/10 59/1557.2/14 66.2/19 73.4/2368/20 77/25INDOOR TEMP (°F/°CWB)COOLING HEATINGOUTDOOR TEMP (°F/°CWB)Heat Pump ModelINDOOR TEMP (°F/°CDB)OPERATING RANGEModel: FTXB 09/12 RXB 09/1268/2064.4/1850/1032/014/-105/-15-4/-2050/10 59/15 68/20 77/25 86/3080.6/27122/50114.8/46109.4/4386/30104/4068/2050/1032/014/-10-4/-2050/10 59/15 68/20 77/2573.4/2366.2/1957.2/14INDOOR TEMP (°F/°CWB)COOLING HEATINGOUTDOOR TEMP (°F/°CWB)INDOOR TEMP (°F/°CDB)DB: Dry bulb WB: Wet bulbModel: FTXB 18/24 RXB 18/24OUTDOOR TEMP (°F/°CDB) OUTDOOR TEMP (°F/°CDB)DB: Dry bulb WB: Wet bulbCooling Only ModelModel: FTKB 09/12 RKB 09/12 Model: FTKB 18/24 RKB 18/24122/50114.8/46109.4/43104/4086/3068/2050/1032/050/10 59/1557.2/14 66.2/19 73.4/2368/20 77/25INDOOR TEMP (°F/°CWB)COOLINGOUTDOOR TEMP (°F/°CDB)DB: Dry bulb WB: Wet bulb122/50114.8/46109.4/4386/30104/4068/2050/1032/014/-10-4/-2050/10 59/15 68/20 77/2573.4/2366.2/1957.2/14INDOOR TEMP (°F/°CWB)COOLINGOUTDOOR TEMP (°F/°CDB)