In the mechanical feeding and discharging parts are made of wood raw materials, easy to mildew after being affected by damp. Accordingly, before depositing, want to wash clean, air dry, daub tung oil, put next ventilated and dry place can. Rubber parts such as moisture or oil, it is easy to age crack, shorten the service life. Therefore, the triangular belt or flat tape on the log saw, square saw roller should be removed and hung on the wall or in a dry and ventilated place. When the machine is in storage and parking, jack or brick should be used to lift the front and rear Bridges of the machine, so that the tire is off the ground without bearing the load, but the proper air pressure should be maintained. Motor is the power supply device, but also the most critical component, if the electric time is not needed, should be placed in a dry, ventilated, clean warehouse. If the motor is put together with pesticides and fertilizers, or put on the wet mud ground or places that are easy to be wet by rain, the motor will be affected by damp, the internal insulation performance will decline, easy to cause short circuit, tie iron, leakage, and even burn out the coil.