Master project 4.5.1 assembled fire pump adapter installation should be in accordance with the interface, the body, the coupling pipe, check valve , safety valve , vent pipe, control valve in the order of the check valve installation direction should make fire water from Fire pump adapter into the system; Integral fire pump adapter installation, according to their use installation instructions. Check quantity: check all. Inspection method: observe the inspection. 4.5.2 fire pump adapter installation should meet the following requirements: 1 It should be installed on the sidewalk or non-motorized vehicle approaching the fire engine and the distance from outdoor fire hydrant or fire-fighting water pool should be 15 ~ 40m. Inspection method: observe the inspection. 2 Automatic sprinkler system fire pump adapter should be set with the fire hydrant system fire pump adapter permanent fixed mark, and a partition mark. Check quantity: check all. Inspection method: observe the inspection. 3 Underground fire pump adapters shall be constructed of cast iron manhole covers marked with "fire pump adapter" and shall be provided with permanently fixed marks in the vicinity to indicate their position. Check quantity: check all. Inspection method: observe the inspection. 4 wall fire pump adapter installation should meet the design requirements. When the design is not required, the installation height should be 0.7m from the ground. The clear distance from the walls, doors, windows, holes and holes should not be less than 2.0m and should not be installed below the glass curtain wall. Check quantity: check all. Inspection methods: observation inspection and ruler inspection. 4.5.3 underground fire pump adapter installation, the distance between the inlet and the bottom of the manhole cover should not exceed 0.4m, and should not be less than the radius of the manhole cover. Check quantity: check all. Inspection method: ruler inspection. General project 4.5.4 underground fire pump adapter well masonry should be waterproof and drainage measures. Check quantity: check all. Inspection method: observe the inspection.