??????：???? ?????? ??? ???? ?????????? ???????? ????? ????????? ?? ?????????? ???. ????? ??? ???????? ???????? ????????? ???????? ??? ???? ??? ????????? ???? ??????? ??? ????.
???? ?????? ??? ???? ?????????? ???????? ????? ????????? ?? ?????????? ???. ????? ??? ???????? ???????? ????????? ???????? ??? ???? ??? ????????? ???? ??????? ??? ????. ????????????, ?????????? ???? ???? ??????? ?????? ?????????? ?????? ????? ???????? ?????? ?????? ???? ??? ????.
?? ??? ???? ??? ???? ?????????? ????????? ????????? ???? ???? ???? ????? ???? ?????? ????. ??? ????? ????? ???? ?? ?? ???????? ????????? ??? ????. ???????? ?????? ??? ?? ???????? ???????? ???? ??? ??? ????? ??? ???????? ??? ????? ??????
???????????, ??? ???? ?????????? ???????? ???????? ??????? ???? ????? ??? ?????, ????? ???? ?? ??? ???? ?????????? ?????????? ???????? ??????? 5 ????? ????? ???????? ????.
1. ??????? ??? ???? ????
??????? ??? ???? ???? ?????? ????? ??????? ???? ??? ????. ??? ??? ???? ??? ?????????????? ?????? ??? ??, ????? ?????????? ??? ?????????? ??????? ???????? ???????? ???????, ?????? ??? ???? ???? ??? ??? ???? ?????????? ???????? ?????? ???? ????. ????????, ???????? ??? ???? ?????????? ???????? ???????? ??????????? ?????? ?????? ??????? ???? ?????? ???.
2. ??? ???? ???????? ???? ?????? ????
??? ???? ???????? ???? ??? ??????? ???? ?? ??????? ?????? ???? ??? ??????? ??????? ????????????? ????? ??????? ????, ???????? ???? ????????? ???? ?????? ????. ?? ??????????, ?????? ??? ???????????? ?????? ??????? ???? ???????? ????? ?? ???????????? ?????? ??? ????.
3. ????????? ?????? ???
?????? ??????????? ?????? ??? ???????, ????????? ??? ????????? ?????????????? ?????? ??? ?????? ????, ??? ?????????? ???? ????????? ?????????????? ?????? ???. ???? ??? ???? ???????? ???? ???????? ???? ??????? ?????? ??? ?????? ????, ???????? ?????? ????????, ???? ???????????? ??? ???? ??? ???????? ?????? ??? ???????.
4. ???? ?????????? ?????? ??????
?? ??? ???? ?????????? ???????? ???? ????????? ??? ??? ??? ??? ???? ????? ??????? ?? ???? ????, ?? ??????? ??? ????? ?????? ?????? ????? ???? ??? ?????? ??? ?????? ??? ?????. ??????, ???? ???????????? ?? ?????? ??????? ???? ??? ????. ?????? ?????????? ??? ??? ????, ?????? ?????? ???????? ????? ??? ?????????? ??? ???? ????, ???????? ??? ???? ?????????? ????????? ?????? ?????? ?????? ??????????? ????????? ????.
5. lubrication ???????????? ???????? ????
???? ????????? ???????? ??????? ????? ??????故障? ???????? ??? ?????; ???????, ?????? ????????? ???????? ???????? ??????. ????????? ?????? ??????????? ??????? ???????? ?????????? ?????? ?? ?????? ????? ?????????? ???? ??? ?????, ???????? ?? ?????? ????? ??? ??????故障 ??? ????.
????????????? lubrication ????? ??????? ???????, ???? ?????? ???? ?????? ?????? ??????. ??????????, ???? ???? ?????? ???????? lubrication ????? ??????? ?????? ???????, ???????? ???????? lubricating oil ???? ?????? ??? ????? lubrication ?????????? ????? ??????.
?????
?????? ?????