1 before using, you must check whether the Department properly.
2, must be used in strict compliance with provisions of the main parameters, avoid high overloading, or when lifting height or when lifting tonnage exceeding the prescribed, electric hydraulic jacks would have been serious oil spills.
3 Please refer to the electric pump, electric pump manual.
4, heavy weight selection is moderate, the pivotal point for selection of hydraulic jacks, to pad the bottom surface, taking into account the ground hard and soft conditions, whether to pad the tenacious wood, placed is stable to avoid loading sink or tilt.
After 5, electric hydraulic jacks will be heavy lifting, weight should be timely support support firm, prohibition of EHV large-tonnage Jack for use as support. For supporting heavy loads for a long time please choose YZL self-locking jacks.