2• Do not install by yourself. Please ask a installation professional or your dealer to install.• This product complies with IP66 dust and water protection standard. Do not change or damage dust or waterresistance of the product.• Please note the dust and water resistance of this product does not guarantee damage or fault free.CAUTION Using with dust or water resistance degraded causes fire, electric shock, orproduct damage.This product complies with international standard IP rating (Ingress Protection) dust ingress protection level 6 andwater ingress protection level 6.Precautions for handling pressure-adjusting capsDo not loosen or remove the pressure-adjusting caps (2) for the terminal cover.This will damage the cabinet airtightness.Do not block the ventilation such as covering the pressure-adjusting caps.• The pressure-adjusting caps are used to adjust the air pressure inside of the product.Special material is used so that they let air pass but not liquid such as water.Terminal coverAfter connecting cable etc. of the device to the terminals, check if the terminal cover is sealed correctly and closedfirmly using all the fixing screws when attaching the terminal cover.To seal the terminal cover correctly, be aware of the following points:Check if the fixing sealant is fixed in the correct position in the cover. Fixing sealant is an important part toseal the cable part.Fixing sealantFixing sealantTerminal cover rear sideFixing sealantStick the cable to the shape of the dent on the terminal strip base tightly.● The structure is to keep the airtightnessby tucking the cable pulled out along thedent on the terminal strip base with bothfixing sealant of the terminal strip baseand terminal cover.Terminal part onmain unit rear sideTerminal coverPressure-adjusting capsPrecautions for Installation