When you bought SYNBON Excavator , It must go through a period of test run, usually called running in period. The purpose of running in is to prevent the excavator from early wear and prolong its service life. During the running in period of excavator, the following regulations must be strictly implemented:
(1) the sign board of "running in period" shall be hung at the obvious place of the excavator during running in period, so that the relevant personnel can pay attention to the use regulations of running in period and take it down after the running in period expires.
(2) during the running in period, the engine shall be decelerated by 30% and the decelerated load shall be 20% - 30%. No one is allowed to remove the lead seal of the engine speed limiting device. After the running in period expires, it can be removed under the supervision of the technical personnel.
(3) when starting the engine, it is strictly prohibited to bang the accelerator. Warm up the engine for 20-50 seconds when starting at low temperature, and then start it immediately. After the engine starts, idle for 3-5 minutes, and increase the speed and load when the cooling water temperature rises to 40 ℃.
(4) technical preparation before engine start, technical requirements during operation, technical work before and after shutdown shall be carried out according to the requirements of general mechanical operation regulations or engine operation manual.
(5) the excavator shall excavate loose soil in the first 30 or 50 hours of running in period, each loading is 1 / 2 of bucket capacity, and the loading capacity can be increased gradually in the next 70 or 50 hours, but shall not exceed 3 / 4 of bucket capacity, and the operation speed shall be appropriately reduced.
(6) during the running in period, pay attention to the operation of each mechanism of the excavator, check the working temperature of each bearing, gear and friction pair, and observe whether there is leakage in the hydraulic system. The abnormal phenomenon in operation shall be stopped immediately to check the cause and be eliminated.
(7) after the running in period is over, check, adjust and lubricate all parts of the excavator according to the running condition during the running in period. At the same time, check the cleanness of lubricating oil of each gearbox and hydraulic oil tank, and replace them if necessary.
(8) the technical personnel shall strengthen the technical management of the running in period of the excavator. Before the running in period of the excavator, the requirements and precautions of the running in period shall be made clear to the operator. During the running in period, the use and operation of the excavator shall be checked, and the use record form of the running in period of the excavator shall be filled in in detail, carefully and truthfully. After the running in period of the excavator, the competent technical personnel shall review the record form And put it into the excavator technical file.