Installing Trimmer Head
WARNING
POTENTIAL HAZARD
• If the Trimmer Head is not adequately
tightened, it can come loose from the
String Trimmer during use.
WHAT CAN HAPPEN
• This may cause damage to property or
personal injury.
HOW TO AVOID THE HAZARD
• Make sure the trimmer head is securely
fastened to the attaching shaft in the
gearcase.
IMPORTANT: The boss adapter must be,
installed on the attaching shaft between the
gearcase and the trimmer head as shown. And
attaching shaft is left-hand threaded.
1.
Install the boss adapter onto the attaching shaft
out of the gearcase.
2.
Align the hole in the boss adapter with the hole in
the gearcase.
3.5 mm Pin
Attaching Shaft
Trimmer Head
3.
Insert the 3.5 mm pin into the holes in the boss
adapter and gearcase to lock the attaching shaft.
4.
Thread the attaching shaft into the trimmer head
adapter, then tighten the trimmer head firmly by
hand.
5.
Remove the 3.5mm pin from the boss adapter and
gearcase.
Gearcase
Boss Adapter
Trimmer Head Adapter
— US-10 —
Before Operation
Oil and Fuel
POTENTIAL HAZARD
• In certain conditions gasoline is extreme-
ly flammable and highly explosive.
WHAT CAN HAPPEN
• A fire or explosion from gasoline can
burn you, others, and cause property
damage.
HOW TO AVOID THE HAZARD
• Use a funnel and fill the fuel tank out-
doors, in an open area, when the engine
is cold. Wipe up any gasoline that spills.
• Do not fill the fuel tank completely full.
Add gasoline to the fuel tank until the
level is 1/4 to 1/2 in.(6 mm to 13 mm)
below the bottom of the filler neck. This
empty space in the tank allows gasoline
to expand.
• Never smoke when handling gasoline,
and stay away from an open flame or
where gasoline fumes may be ignited by
a spark.
• Store gasoline in an approved container
and keep it out of the reach of children.
• Never buy more than a 30-day supply of
gasoline.
1.
Do not smoke near fuel.
2.
Mix and pour fuel outdoors and where there are
no sparks or flames.
WARNING
POTENTIAL HAZARD
• Gasoline contains gasses that can build
up pressure inside a gas tank.
WHAT CAN HAPPEN
• Fuel can be sprayed on you when
removing gas cap.
HOW TO AVOID THE HAZARD
• Remove fuel cap slowly to avoid injury
from fuel spray.
DANGER