Type diesel generator set has a lot, mainly in the following eight classifications (1) in accordance with the engine of fuel; separable diesel generator sets and composite fuel generator sets (2) in accordance with the speed of classification; can be divided into high, medium and low speed diesel generator sets (3) in accordance with the conditions of use classification: can be divided into land use, marine, trailer and car type diesel generator sets. Where land generating sets: including mobile and fixed. Land use unit can be divided into ordinary type of automation, low noise, low noise automation type four. (4) In accordance with the generator output voltage and frequency classification: alternator can be divided into groups and DC generators. Where the alternator groups; IF Frequency 40HZ and 50HZ. 50HZ power frequency for small generators tables set voltage is typically 400V; calibration voltage large generators is generally 6.3 ~ 10.5kV. 1. East diesel crank crank to make the oil nozzle. Nozzle crackled as described injector plungers and vice performance is still good; if the room is not round, "Wow" and other abnormal sound, then the gear wear is not serious. 2. East pulled down the flywheel diesel suppliers, such as no sound, indicating that the gap between the crank shaft and bearing little stem. 3. East diesel engine manufacturers turn flywheel pull the piston near the bottom dead center, then from side to side flywheel Weifang Huadong Diesel, without the "blah" sound, indicating wear rod axis between the stem and the tile is not serious. Weifang Huadong Engine Co., Ltd., welcome new and old customers to buy. Wholesale diesel East, East diesel, Weifang Huadong provided by Weifang Huadong Engine Co. Weifang Huadong Engine Co., Ltd. (www.hdchai.com) strong, credible, Shandong Weifang engine industry has accumulated a large number of loyal customers. The company better work attitude and constantly improve Weifang Huadong innovative ideas will lead into the brilliant and you work for a better future!