(B) a very difficult start, decompression handle is turned on. 2, whether the reference fuel oil. 3, the crankshaft bearing wear seriously. 4, cylinder is "strained." (C) the lack of engine power. 1, the engine smoke color is black (1) oil Iruma incorrect. (2) valve clearance is incorrect. (3) compression ratio up to standard. (4) The air intake gas shortage. (5) a slight "pull-cylinder" and crankshaft bearing wear seriously. Select supporting work tools, based on soil conditions, Tiller supply, choosing the right equipment and winter paddy cultivation paddy round selection, selection of dry land farming rotary knife (if more weeds in and deep, Tiller video, should be used mowing type machines), rotary tillers, dry land reform paddy field, the first pass with a rotary knife or knives compound, the second time with connection paddy wheel, tiller and Tiller PTO shaft must be secure (put on the pivot pin and spring pins). Pay particular attention to the difference between the left and right during the installation, do not hold against. Tiller models, Auger Ruijin agricultural machinery, Tiller provided by the Texas Agricultural Machinery Co., Ltd. Aage Ruijin. Texas Agricultural Machinery Co., Ltd. Ruijin Auger (www.agrjnongji.com) quality of service and products, continue to receive the recognition and trust of new and old customers and the industry. Our company is a certified member of the whole alliance network operators, business alliance customer service icon on the page, you can talk directly with our customer service staff, to our future cooperation happy!