1、spring testing machine under the condition of normal use of the efficacy of error will be valid for one year at a time.
2、spring testing machine is in operation, especially when unloading is fierce to let go, so as to avoid violent vibration and impact testing machine precision.
3、testing machine lifting rack and betting mistakes.should often add lubricating oil cup.
4、tester should cover on the clothes, to prevent the dust into the machine.
5、in order to protect the personal safety, testing machine should be properly grounded.