English
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, resin-
rich wood, tropical wood, etc.), shorten the specified intervals accordingly. If you only
use the saw occasionally, extend the intervals accordingly.
Cooling inlets
Clean
Clean
Clean
X
X
Cylinder fins
X
Preseparator port and carburetor body
X
X
"Carb preheat" shutter and preheating port Clean (winter operation only)
Check idle adjustment – chain must not
rotate
X
X
Carburetor
Spark Plug
Readjust idle
X
X
Readjust electrode gap
Replace after every 100 operating hours
X
X
All accessible screws and nuts (not adjust-
ing screws) 3)
Retighten
Check
Sparl arresting screen4)
Combustion chamber
Chain catcher
in muffler
Clean or replace
X
Decoke after first 139 hours of operat-
ing, then every 150 hours
X
Check
X
Replace
Replace
X
X
Safety labels
1)
STIHL recommends a STIHL servicing dealer.
see chapter on "Chain Brake"
2)
3)
4)
Firmly tighten down the cylinder base screws of professional saws (3.4 kW or more) after 10 to 20 hours of operation.
not in all versions, market-specific
4
8
MS 311, MS 391
| Categories | Chainsaw Manuals, STIHL Chainsaw Manuals |
|---|---|
| Tags | STIHL MS 311, STIHL MS 391 |
| Download File |
|
| Language | English, Español |
| Product Brand | STIHL. Stihl Inc, USA - Corporate phone: (757) 486-9100. International Support Information: http://stihl.com Email: info@stihl.com, Chainsaw |
| Document File Type | |
| Publisher | stihl.com |
| Wikipedia's Page | Stihl |
| Copyright | Attribution Non-commercial |
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