English
Installing the air filter
Engine Management
Adjusting the Carburetor
Exhaust emissions are controlled by the
design of the fundamental engine
parameters and components (e.g.
carburation, ignition, timing and valve or
port timing) without the addition of any
major hardware.
General Information
2
1
The carburetor comes from the factory
with a standard setting.
This setting provides an optimumfuel-air
mixture under most operating
conditions.
N
N
N
Insert the lugs (1) into the
recesses (2)
With this carburetor it is only possible to
correct the adjusting screws within fine
limits.
Tilt the air filter toward the filter
housing and close the clip
Refit the shroud and tighten the
screws
If the setting is too lean there is a
risk of engine damage due to
insufficient lubrication and
overheating.
Standard setting
LA
N
N
Shut off the engine
Check the air filter and clean or
replace if necessary.
N
Check the spark arresting screen
(country-specific) in the muffler and
clean or replace if necessary.
MS 311, MS 391
37
| 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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