5 EnglishPoints for explanation about operations4. NOTE TO THE INSTALLERBe sure to instruct customers how to properly operate the unit (especially cleaning filters, operating differentfunctions, and adjusting the temperature) by having them carry out operations themselves while looking at themanual.3. SELECTING INSTALLATION SITE〈Hold the unit by the 4 lifting lugs when opening the box and moving it, and do not exert pressure on to anyother part piping (refrigerant, drain, etc.) or plastic parts.If the temperature or humidity inside the ceiling might rise above 30°C or RH 80%, respectively, use the high-humidity kit (sold separately) or add extra insulation to the main unit body.Use glass wool or polyethylene foam as insulation and make sure it is at least 10mm thick and fits inside theceiling opening.〉The direction this product blows can be selected. However, a separately sold shut-off material kit isneeded in order to make the unit blow in two, three, or four (corner shut-off) directions.(1) Select an installation location with the customer’s approval which matches the following conditions.• A location from which cool (warm) air will reach the whole room.• A location with no objects blocking the air passage.• A location where drainage can be done with no problem.• A location strong enough to support the weight of the indoor unit.• Locations where the wall is not significantly tilted.• A location which leaves enough room for installation and service work.• A location where there is no risk of flammable gas leaking.• A location where the length of the indoor-outdoor piping is no longer than the tolerated length (see theinstallation manual that came with the outdoor unit for details).The items with WARNING and CAUTION marks in the instruction manual are the items per-taining to possibilities for bodily injury and material damage in addition to the general usage ofthe product. Accordingly, it is necessary that you make a full explanation about the described con-tents and also ask your customers to read the instruction manual.Model H (mm)FXFQ25 · 32 · 40 · 50 · 63 · 80PVE 256FXFQ100 · 125PVE 298Fig. 2[Space required for installation]*≥1500*≥1500*≥1500 *≥1500HFloor surfaceAt least 1800mmfrom the floor.AirinletFig. 1≥1500 ≥1500Airdischarge Airdischarge