Komatsu excavator price, Jin Hao used excavators recovered, Sichuan Komatsu excavator provided by Shanghai Jin Hao Used Construction Machinery Co., Ltd .. Used Construction Machinery Co., Ltd. Shanghai Jin Hao (www.jinhaosh.cn) is specialized in "Komatsu excavator, used Hitachi excavators, Used Caterpillar excavators, used Kobelco mining" of the enterprise, the company of "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Mr. Chairman. Excavators at the start of work, but suddenly there will be side tracked and can not move the arm fatigue, is the reason? The reason is that most of the hydraulic oil is not clean, tiny dirt clogging the valve piston in the middle of a small orifice . You can remove the safety valve to clean, remove the orifice clogging it. The inspection orifice without clogging Komatsu excavator, the pressure relief valve is still why not tune up? This situation is due to the majority of the cone valve seat closed lax, allowing hydraulic C chamber not be established. Visceral is more important than appearance, see Excavators not be fooled by its beautiful appearance, good equipment, key components are more important, look at a used excavator Do not let the appearance of the equipment affect your judgment on this piece of equipment imported second-hand Komatsu excavator, regardless of appearance should be a closer look at how it's inherent. Some devices (particularly short time) may be due to the owner not understand, driver technology not spoil the appearance of being very serious, but it does not out too much force; some devices may look glamorous mini Komatsu excavators, may Li has worked hard over the contribution. For lack of funds, some people may choose some vehicle age is relatively large, the main pieces of condition somewhat less points, the price cheaper second-hand equipment, such equipment is generally already been or are about to overhaul overhaul, this time we should note, overhauled sometimes not as no overhaul, because the hand does not overhaul their own repair shop to find a good point after a period of time can be used to repair, and overhaul, the owner may be to sell cars and car repair, not willing to spend money good repair, repair or ineffective only after selling cars, the price will have to overhaul the equipment is also better to talk about a few.