Operating The Engine - Omega Mugello 2525 User Manual

5. OPERATING THE ENGINE

STATTING THE ENGINE
1. Fill fuel and chain oil tanks respectively, and tighten the caps
securely.
Fuel
2. Set the switch to "I" position.
Switch
3. Pull out the choke knob to the second-stage position.
The choke will close and the throttle lever will then be set in
the starting position
Choke knob
NOTE: When restarting immediately after sto- in the figure.
pping the engine, set the Choke knob in the first-stage po-
sition (choke open and throttle lever in the starting position
NOTE: Once the choke knob has been pulled out, it will not
return to the operating position even if you press down on
it with your finger. When you wish to return the choke knob
to the operating position, pull out the throttle lever instead.
4. While holding the saw unit securely on the ground, pull the star-
ter rope vigorously.
Chain oil
Throttle
interlock
Throttle lever
DO NOT START THE ENGINE
WHILE THE CHAIN SAW HANGS
IN ONE HAND. THE SAE CHAIN
MAY TOUCH YOUR BODY. THIS
IS VERY DANGEROUS.
5. When engine has ignited, first push in the choke knob to the
first-stage position and then pull the starter again to start the en-
gine.
6. Allow the engine to warm up with the throttle lever pulled sli-
ghtly.
Keep clear of the saw chain as it will start rotating upon starting
of engine.
CHECKING THE OIL SUPPLY
After starting the engine,run the chain at medium speed and see if
chain oil is scattered off as shown in the figure.
Chain oil
ADJUSTING THE CARBURETOR
The carburetor on your unit has been factory adjusted, but may
require fine tuning due to a change in operating conditions.
Before adjusting the carburetor, make sure that the provided air/
fuel filters are clean and fresh and the fuel properly mixed.
"H" needle
When adjusting, take the following steps:
NOTE: Be sure to adjust the carburetor with the bar chain
attached.
10 10
EN
Idle adjusting
screw