28
8. Operation
English
■CHECKING OIL SUPPLY
Make sure to set up the bar and the chain when
checking the oil supply.
If not, the rotating parts may be exposed. It is very
dangerous.
After starting the engine, run the chain at medium
speed and see if chain oil is scattered off as shown in
the figure. (F8-6)
(1) Chain oil
The oil flow can be changed by turning the adjuster
knob on the top of the cylinder cover. Adjustment
according to your work conditions. (F8-7)
(1) Adjuster knob
The oil tank should become nearly empty by the time
fuel is used up. Be sure to refill the oil tank every time
when refueling the saw.
■ADJUSTING CARBURETOR (F8-8)
The carburetor on your unit has been factory adjusted,
but may require fine tuning due to change in operating
conditions.
Before adjusting the carburetor, make sure that
provided are clean air/fuel filters and fresh, properly
mixed fuel.
When adjusting, take the following steps:
Be sure to adjust the carburetor with the bar chain
attach ed.
1. H and L needles are restricted within the number of
turn as shown below, because this engine conforms
to 1995 California regulations for utility and lawn and
garden equipment engines as applicable.
H needl : –1/4
L needle : –1/4
2. Start engine and allow it to warm up in low speed for
a few minutes.
NOTE
NOTE
WARNING
F8-6
F8-7
F8-8