Installing Trimmer Head
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 thread.
Gearcase
3 mm Hex Wrench
Trimmer Head
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.
Insert the 3 mm hex wrench into the holes in the
boss adapter and gearcase to lock the attaching
shaft.
4.
Thread the trimmer head adapter into the attaching
shaft, then tighten the trimmer head firmly by hand.
5.
Remove the 3 mm hex wrench from the boss
adapter and gearcase.
WARNING
POTENTIAL HAZARD
• If the trimmer head is not adequately
tightened, it can come loose from the
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.
Attaching Shaft
Boss Adapter
Trimmer Head Adapter
— US-11 —
Before Operation
Oil and Fuel
DANGER
POTENTIAL HAZARD
• In certain conditions gasoline is extremely
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
outdoors,, 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.
3.
Always shut off the engine before refueling.
Never remove the fuel tank cap while the engine
is running or just right after stopping the engine.
4.
Always open the fuel tank cap slowly to release
any possible overpressure inside the tank.
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.