1. The installation shaft should be cleaned before the machine is used. And check whether the installation shaft has bruises and dirt, if any, it should be cleaned up.
2. The operating temperature of the DC geared motor is 0～40℃.
3. Check whether the matching size of the hole (or shaft) connected to the DC geared motor meets the requirements. The tolerance of the hole should be H7 (the tolerance of the shaft is H6).
4. Before use, it should be plugged and replaced with an exhaust plug to ensure that the gas in the body is exhausted when the DC geared motor is running.
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