Solo USA 280 Manual Do Utilizador

MS 270, MS 270 C, MS 280, MS 280 C

:

Shut off the engine.

:

Check the air filter and clean or 
replace if necessary.

:

Check spark arresting screen* in the 
muffler and clean or replace it as 
necessary.

Turn low speed screw (L) clockwise as 
far as stop. Then back it off one quarter 
turn.

Turn the high speed screw (H) 
counterclockwise (max. 

3

/

4

 turn) as far 

as stop.

*

See "Guide to Using this Manual"

:

Check the standard setting at the 
low speed screw (L).

:

Turn the idle speed screw (LA) 
clockwise until chain begins to run – 
then back it off one turn.

:

Check the standard setting at the 
low speed screw (L).

:

Turn the idle speed screw (LA) 
counterclockwise until chain stops 
running – then turn screw another 
turn in the same direction.

If the chain continues moving when 

the engine is idling, have your saw 
checked and repaired by your 
servicing dealer.

:

Check the standard setting at the 
low speed screw (L).

Idle setting too lean:

:

Turn low speed screw (L) 
counterclockwise until the engine 
runs and accelerates smoothly – 
no further than stop.

It is usually necessary to change the 
setting of the idle speed screw (LA) 
after every correction to the low speed 
screw (L).

:

Run the engine for about 10 
seconds at full throttle – with the 
chain and bar mounted.

:

Perform cross cut at full throttle.

146BA012 KN

146BA013 KN

146BA014 KN