Maintenance; Service And Adjustments - Weed Eater XT300 Instruction Manual

WARNING:
Disconnect the spark
plug before performing maintenance except
for carburetor adjustments.
CHECK FOR LOOSE
FASTENERS AND PARTS
S Spark Plug Boot
S Air Filter
S Housing Screws
S Assist Handle Screws
S Debris Shield
CHECK FOR DAMAGED OR
WORN PARTS
Contact an authorized service dealer for re-
placement of damaged or worn parts.
S ON/STOP Switch -- Ensure ON/STOP
switch functions properly by pushing and
releasing the switch. Make sure engine
stops. Wait 5 seconds before attempting to
restart unit to allow switch to reset. Restart
engine and continue.
S Fuel Tank -- Discontinue use of unit if fuel
tank shows signs of damage or leaks.
S Debris Shield -- Discontinue use of unit if
debris shield is damaged.
INSPECT AND CLEAN UNIT AND
LABELS
S After each use, inspect complete unit for
loose or damaged parts. Clean the unit and
labels using a damp cloth with a mild deter-
gent.
S Wipe off unit with a clean dry cloth.
CLEAN AIR FILTER
A dirty air filter decreases engine perform-
ance and increases fuel consumption and
harmful emissions. Always clean after every
5 hours of operation.

SERVICE AND ADJUSTMENTS

LINE REPLACEMENT
1. Remove spool by firmly pulling on tap
button.
2. Clean entire surface of hub and spool.
3. Replace with pre--wound spool, or cut a
length of 20 feet of 0.080! (2 mm) diameter
Weed Eaterr brand line.
WARNING:
Never use wire, rope,
string, etc., which can break off and become a
dangerous missile.
4. Insert one end of the line about 1/2 inch (1
cm) into the small hole on the inside of
spool.
Small
Hole

MAINTENANCE

1. Clean the cover and the area around it to
keep dirt from falling into the carburetor
chamber when the cover is removed.
2. Remove parts as illustrated.
NOTE:
To avoid creating a fire hazard or
producing harmful evaporative emissions, do
not clean filter in gasoline or other flammable
solvent.
3. Wash the filter in soap and water.
4. Allow filter to dry.
5. Add a few drops of oil to the filter; squeeze
the filter to distribute oil.
6. Replace parts.
Air Filter Cover
REPLACE SPARK PLUG
Replace the spark plug each year to ensure
the engine starts easier and runs better. Set
spark plug gap at 0.025 inch. Ignition timing is
fixed and nonadjustable.
1. Twist, then pull off spark plug boot.
2. Remove spark plug from cylinder and dis-
card.
3. Replace with Champion RCJ-6Y spark
plug and tighten securely with a 3/4 inch
socket wrench.
4. Reinstall the spark plug boot.
Line in Notch
5. Wind the line evenly and tightly onto the
spool. Wind in the direction of the arrow
found on the spool.
6. Push the lines into the notch, leaving 3 to 5
inches (7 -- 12 cm) unwound.
7. Insert the lines into the exit hole in the hub
as shown in the illustration.
8. Align the notch with the line exit hole.
Spool
9. Push spool into hub until it snaps into place.
10. Pull the line extending outside of the hub to
release the line from the notch.
7
Air Filter
Screws
Hub
Line exit hole