Stihl MS 441 C-M MAGNUM174 Product Instruction Manual - Page 53

Maintenance and Care The following information applies in normal operating conditions. The specified intervals must be shortened accordingly when working for longer than normal or under difficult cutting conditions (extensive dust, highly resinous lumber, lumber from tropical trees, etc.). If the machine is only used occasionally, the intervals can be extended accordingly. English Before starting work At the end of work and/or daily Whenever tank is refilled Weekly Monthly Yearly If faulty If damaged As required Complete machine Visual inspection (condition, leaks) Clean X X X Throttle trigger, throttle trigger lockout, choke lever, choke control, stop switch, master control lever (dependent on equipment) Function tests X X Function tests X X Chain brake Have checked by a specialist dealer1) X Check X Manual fuel pump (if present) Have repaired by a specialist dealer1) X Check X Fuel pick-up body / filter in fuel tank Clean, replace filter insert X X Replace X X X Fuel tank Clean X Lubricating oil tank Clean X Chain lubrication Check X Check, pay attention to sharpness X X Saw chain Check chain tension X X Sharpen X Check (wear, damage) X Guide bar Clean and turn over Deburr X X Replace X X Chain sprocket Check X MS 441 C-M 51