1.用刮漆刀、油灰刀和钢丝刷去除松动、剥落、白垩或起泡的油漆。松脱的油漆也可以用强力清洗机清洗。用砂子打磨掉油漆的边缘,使表面光滑。2.用外部等级的修补化合物填补木壁板上的凹痕或洞。如果损坏更严重,在油漆前将损坏的部件全部更换。3.用可涂漆的外部填缝剂密封裂缝、接缝和缝隙。4.Clean the outside of the house from top to bottom. If you use soap, rinse the siding well. Allow the surface to dry. 5.Mask off areas that are not to be painted. You can put newspaper or plastic drop cloths over things like windows, doors, sidewalks and driveways to protect them from drips. WARNING! If you scrape, sand, or remove old paint, you may release lead dust or fumes. Lead is toxic. Exposure to lead dust or fumes can cause serious illness, such as brain damage, especially in children. Pregnant women should also avoid exposure. Wear a properly fitted NIOSH-approved respirator and prevent skin contact to control lead exposure. Clean up carefully with a HEPA vacuum and a wet mop. Before you start, find out how to protect yourself and your family by contacting the USEPA National Lead Information Hotline at 1-800-424-LEAD or log on to www.epa.gov/lead. Follow these instructions to control exposure to other hazardous substances that may be released during surface preparation.