Snapper s31sst - Manual (Page 8)

8
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 in. Ignition timing is
fixed and nonadjustable.
1. Twist, then pull off spark plug boot.
2. Remove spark plug from cylinder and
discard.
3. Replace with Champion RCJ-6Y spark
plug and tighten securely with a 3/4 inch
socket wrench.
4. Reinstall the spark plug boot.
SERVICE AND ADJUSTMENTS
REPLACING THE LINE
1. Remove spool by firmly pulling on tap
button.
2. Clean entire surface of hub and spool.
3. Replace with a pre-wound spool, or cut two
lengths of 12-1/2 feet of 0.080! (2 mm) di-
ameter Snappert/Weed Eaterr brand line.
WARNING: Never use wire, rope,
string, etc., which can break off and become a
dangerous missile.
4. Insert ends of the lines about 1/2 inch (1
cm) into the small holes on the inside of
spool.
Small
Holes
Spool
Hub
Line in Notch
Line in Notch
Line exit holes
5. Wind the line evenly and tightly onto the
spool. Wind in the direction of the arrows
found on the spool.
6. Push the lines into the notches, leaving 3
to 5 inches (7 -- 12 cm) unwound.
7. Insert the lines into the the exit holes in
the hub as shown in the illustration.
8. Align the notches with the line exit holes.
9. Push spool into hub until it snaps into
place.
10. Pull the lines extending outside of the hub
to release the lines from the notches.
REPLACING THE CUTTING HEAD
1. Push in locking lever and hold.
2. Rotate dust cup until the locking lever
falls into one of the grooves.
Locking Lever
3. Continue to hold in locking lever. This will
prevent the shaft from turning while re-
moving and installing trimmer head.
4. Remove trimmer head by turning clock-
wise.
5. Thread replacement trimmer head onto
the shaft by turning counterclockwise.
Tighten until secure.
6. Release locking lever.
CARBURETOR ADJUSTMENT
Your carburetor is equipped with limiter caps.
Carburetor adjustment is a complicated task.
We recommend that you take your unit to an
authorized service dealer. Damage will occur
if you turn the needles beyond the limiter
stops.
STORAGE
WARNING: Perform the following
steps after each use:
S
Allow engine to cool before storing or trans-
porting.
S Store unit and fuel in a well ventilated area
where fuel vapors cannot reach sparks or
open flames from water heaters, electric
motors or switches, furnaces, etc.
S Store unit with all guards in place. Position
unit so that any sharp object cannot acci-
dentally cause injury.
S Store unit and fuel well out of the reach of
children.
SEASONAL STORAGE
Prepare unit for storage at end of season or if
it will not be used for 30 days or more.
If your unit is to be stored for a period of time:
S
Clean the entire unit before lengthy
storage.
S Store in a clean dry area.
S Lightly oil external metal surfaces.
FUEL SYSTEM
Under FUELING ENGINE in the OPERA-
TION section of this manual, see message la-
beled IMPORTANT regarding the use of ga-
sohol in your engine.
Fuel stabilizer is an acceptable alternative in
minimizing the formation of fuel gum deposits
during storage. Add stabilizer to the gasoline
in the fuel tank or fuel storage container. Fol-
low the mix instructions found on stabilizer
container. Run engine at least 5 minutes after
adding stabilizer.