79. When starting the engine in cold weather, it is possible to knock out the oil filler plug, which is caused by the freezing of water vapor on the breather wire mesh and the subsequent increase in pressure when they go into a vapor state.
80. To eliminate this shortcoming, it is necessary to install a new type of plug with a branch pipe for connecting a hose. Cut the hose between the breather and the regulator, shorten the cut ends and insert a tee. Connect the free branch of the tee to the fitting on the oil filler plug.
81. In order to avoid such problems in the future, make sure that the crankcase ventilation hoses are constantly clean and free from clogging.