Instruction Manual
Page 57
... Have cleaned; The following maintenance intervals apply for the first time, tighten the cylinder block screws after 100 hours of operation MS 171, MS 181, MS 181 C, MS 211, MS 211 C 55 if required have replaced by servicing dealer1) Air intake on fan housing Clean X X Cylinder fins Clean ...X Have replaced by specialist dealer1) check X Chain catcher replace Safety information label replace X X X X X X X X X X 1) STIHL recommends STIHL servicing dealer 2) When using professional chainsaws (with a power output of 3.4 kW or more) for normal operating conditions only.
... Have cleaned; The following maintenance intervals apply for the first time, tighten the cylinder block screws after 100 hours of operation MS 171, MS 181, MS 181 C, MS 211, MS 211 C 55 if required have replaced by servicing dealer1) Air intake on fan housing Clean X X Cylinder fins Clean ...X Have replaced by specialist dealer1) check X Chain catcher replace Safety information label replace X X X X X X X X X X 1) STIHL recommends STIHL servicing dealer 2) When using professional chainsaws (with a power output of 3.4 kW or more) for normal operating conditions only.