English / USA
Motor Management
Adjusting the Carburetor
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Clean loose dirt from the filter cover
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.
The carburetor comes from the factory
with a standard setting.
and filter chamber.
Install the main filter and prefilter
This setting provides an optimum
fuel-air mixture under most operating
conditions.
elements in the filter cover.
Fit the cover on the filter base (5)
and tighten it down firmly.
With this carburetor it is only possible to
correct the adjustment of the high speed
and low speed screws within fine limits.
20
BR 420
| Categories | Blower Vacuum and Sweeper Manuals, STIHL Blower and Vacuum Manuals |
|---|---|
| Tags | STIHL BR 420 |
| 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, Blower Vacuum |
| Document File Type | |
| Publisher | stihl.com |
| Wikipedia's Page | Stihl |
| Copyright | Attribution Non-commercial |
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