Saw Chain; Maintenance And Care - Stihl MS 251 Manual De Instrucciones

Maintenance and Care

The following information applies under normal operating conditions. The specified intervals must be
shortened accordingly when working for longer than normal each day or under difficult conditions
(extensive dust, highly resinous lumber, lumber from tropical trees, etc.). If the machine is only used
occasionally, the intervals can be extended accordingly.
Complete machine
Throttle trigger, throttle trigger lockout, choke
lever, choke control, stop switch, master control
lever (dependent on equipment)
Chain brake
Manual fuel pump (if present)
Fuel pick-up body / filter in fuel tank
Fuel tank
Lubricating oil tank
Chain lubrication

Saw chain

Guide bar
Chain sprocket
Air filter
MS 251, MS 251 C
Visual inspection (condition, leaks)
Clean
Function tests
Function tests
Have checked by a specialist dealer
Check
Have repaired by a specialist dealer
Check
Clean, replace filter insert
Replace
Clean
Clean
Check
Check, pay attention to sharpness
Check chain tension
Sharpen
Check (wear, damage)
Clean and turn over
Deburr
Replace
Check
Clean
Replace
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1)
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English
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