Maintenance And Care - Stihl SP 451 Instruction Manual

Maintenance and Care

The following intervals apply to normal operating conditions only. If your daily work-
ing time is longer or operating conditions are difficult (very dusty work area, etc.),
shorten the specified intervals accordingly.
Complete machine
Control handle
Air filter
Pickup body in fuel tank
Fuel tank
Carburetor
Spark plug
Cooling inlets
1)
Spark arresting screen in muffler
All accessible screws and nuts (not adjust-
ing screws)
Antivibration elements
Hook with rubber element
SP 451, SP 481
Visual inspection (condition, leaks)
Clean
Check operation
Clean
Replace
Check
Replace
Clean
Check idle adjustment – the hook must
not move
Adjusting Idle Speed
Adjust electrode gap
Replace after every 100 operating hours
Visual Inspection
Clean
2)
Check
2)
Clean or replace
Retighten
Check
2)
Replace
Visual Inspection
Check tightness
Replace
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English
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