Craftsman WEEDWACKER Incredi-Pull 316.791191 Operator's Manual page 8

12. Insert the split ends of the
line into the two holding slots
(Fig. 19).
13. Insert or slide the split ends
of the line through or into the
eyelets in the outer spool
place inner reel with spring
inside the outer spool (Fig.
20). Push the inner reel and
outer spool together.
NOTE: The spring must be
assembled on the inner
reel before reassembling
the cutting head.
14. While holding the inner reel
and outer spool, grasp the
split ends and pull firmly to
release the line from the
holding slots in the spool.
15. Hold the inner reel in place
and install the bump knob by
turning clockwise. Tighten
securely.
INSTALLING A PREWOUND REEL
Index Teeth
Fig. 19
Eyelets
1. Hold the outer spool with one
hand and unscrew the bump Fig. 20
knob counterclockwise (Fig. 13). Inspect the bolt inside the bump knob to
make sure it moves freely. Replace the bump knob if damaged.
2. Remove the old inner reel from the outer spool (Fig. 14).
3. Remove the spring from the old inner reel (Fig. 14).
4. Place the spring in the new inner reel.
NOTE: The spring must be assembled on the inner reel before
reassembling the cutting head.
5. Insert or slide the ends of the line through or into the eyelets in the outer
spool (Fig. 20).
6. Place the new inner reel inside the outer spool. Push the inner reel and
outer spool together. While holding the inner reel and outer spool, grasp the
ends and pull firmly to release the line from the holding slots in the spool.
7. Hold the inner reel in place and install the bump knob by turning
clockwise. Tighten securely.
AiR FILTER MAINTENANCE
Air Filter Cover
Cleaning the Air Filter _,
Clean the air filter every 10 hours
of operation. It is an important item
to maintain. Failure to maintain the
air filter properly can result in poor
performance or can cause
permanent damage to the engine.
1. Open the air filter cover by
pressing the lock tab in and
pulling out on the air filter Lock Tab Air Filter
cover (Fig. 21). Fig. 21
2. Remove the air filter (Fig. 21).
3. Wash the filter in detergent and f .
water (Fig. 22). Rinse the filter
U
thoroughly and allow it to dry.
4. Apply enough clean SAE 30
motor oil to lightly coat the
filter (Fig. 23).
5. Squeeze the filter to spread
and remove excess oil (Fig. 24).
6. Replace the air filter into the
air filter cover (Fig. 21).
NOTE: Operating the unit
without the air filter Fig. 22
WILL VOID the warranty.
7. Close the air filter cover by J.._,
swinging it to the left and
then pressing it down until
the lock tab snaps into place
(Fig. 21).
CARBURETOR ADJUSTMENT
NOTE: Careless adjustments can
seriously damage the
unit. Contact a Craftsman
or other qualified service
dealer to make carburetor
adjustments. Fig. 23
Call 1-800=4=MY-HOME ®
for more information.
REPLACING THE SPARK PLUG
Use a Champion RDJ7J or a
replacement part #753-06193
spark plug (or equivalent). Remove
the plug after every 25 hours of
operation and check its condition.
1. Stop the engine and allow it
to cool. Grasp the plug boot
firmly and pull it from the
spark plug.
2. Clean around the spark plug. Fig. 24
Remove the spark plug from
the cylinder head by turning a 5/8-inch socket counterclockwise.
_ ARNING:
Do not sand blast, scrape or clean spark plug
electrodes. Grit in the engine could damage the cylinder.
3.
4.
5.
0.025 in.
(0.635 ram)
Replace a cracked, fouled or dirty spark plug. Set the air gap at 0.025
in. (0.635 rnrn) using a feeler gauge (Fig. 25).
Install a correctly-gapped spark plug in the cylinder head. Tighten by
turning the 5/8-inch socket clockwise until snug. If using a torque
wrench, torque to:
110-120 in.olb. (12.3=13.5 Nora). Do not over=tighten.
Reattach the plug boot.
Fig. 25