这台植保机为何起不动最近龙泉乡购一台新的植保机，工作近一小时关机后再也起不动。经查原来是火花塞严重积炭不跳火所至。为什么新机工作如此短时间积炭就会如此严重呢？再查原来是化油器浮于室油面过高，当打开油箱开关后燃油就不断从化油器内向外漫流。由于油面过高，... Why this plant protection machine motionless Longquan Township recently purchased a new plant protection machine, work almost an hour after the shutdown never move. The original investigation is that spark plugs do not lead to serious coking. Why a new machine so short coke will be so serious? Check again turned out to be carburetor floating in the chamber oil surface is too high, when you turn on the fuel tank after the switch to the car from the carburettor outflow. As the oil is too high, ...