Poulan P4500 User Manual - Page 10

Service And Adjustments - weed eater

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Button Air Filter Air Filter Cover MUFFLER AND SPARK ARRESTING SCREEN WARNING: The muffler on this prod- uct contains chemicals known to the State of California to cause cancer. As your unit is used, carbon deposits build up on the muffler and spark arresting screen. For normal homeowner use, however, the muffler and spark arresting screen will not require any service. After 50 hours of use, we recommend that your muffler be serviced or replaced by your authorized service dealer. 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 (0.6 mm). Igni- tion 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 (19 mm) socket wrench. 4. Reinstall the spark plug boot. SERVICE AND ADJUSTMENTS REPLACING THE LINE 1. Press the tabs on the side of the trimmer head and remove cover and spool. Cover Tab Tap Button 2. Remove any remaining line. 3. Clean dirt and debris from all parts. Re- place spool if it is worn or damaged. 4. Replace with a pre-wound spool, or re- place line using a 25 feet (8 meters) length of 0.080 inch (2 mm) diameter Poulan/WEED EATER brand line. 5. When installing new line on an existing spool, hold the spool as shown in the illustration below. 6. Bend the line at the midpoint and insert the bend into the slot in the center rim of the spool. Ensure line snaps into position in the slot. Slot 7. With your finger between the lines, wrap the lines evenly and firmly around the spool in a clockwise direction. 8. Position the lines in the guide slots. Guide Slot Guide Slot 9. Insert the ends of the lines through exit holes in the sides of the cover. 10. Place the spool in the cover. Spool Spool Cover 11. Make sure the lines are not caught between the rim of the spool and the wall of the cover. 12. Reinstall the spool and cover onto the trimmer head. Push until cover snaps into place. REPLACING THE CUTTING HEAD 1. Align hole in the dust cup with the hole in the side of the gearbox by rotating the dust cup. 2. Insert a small screwdriver into aligned holes. This will keep the shaft from turning while removing and installing trimmer head. 10

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10
Air Filter Cover
Air Filter
Button
MUFFLER AND SPARK ARREST-
ING SCREEN
WARNING:
The muffler on this prod-
uct contains chemicals known to the State of
California to cause cancer.
As your unit is used, carbon deposits build up
on the muffler and spark arresting screen.
For normal homeowner use, however, the
muffler and spark arresting screen will not re-
quire any service. After 50 hours of use, we
recommend that your muffler be serviced or
replaced by your authorized service dealer.
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 (0.6 mm). Igni-
tion 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
(19 mm) socket wrench.
4.
Reinstall the spark plug boot.
SERVICE AND ADJUSTMENTS
REPLACING THE LINE
1.
Press the tabs on the side of the trimmer
head and remove cover and spool.
Tab
Cover
Tap Button
2.
Remove any remaining line.
3.
Clean dirt and debris from all parts. Re-
place spool if it is worn or damaged.
4.
Replace with a pre-wound spool, or re-
place line using a 25 feet (8 meters)
length of 0.080 inch (2 mm) diameter
Poulan/WEED EATER brand line.
5.
When installing new line on an existing
spool, hold the spool as shown in the il-
lustration below.
6.
Bend the line at the midpoint and insert
the bend into the slot in the center rim of
the spool. Ensure line snaps into position
in the slot.
Slot
Spool
7.
With your finger between the lines, wrap
the lines evenly and firmly around the
spool in a clockwise direction.
8.
Position the lines in the guide slots.
Guide
Slot
Guide Slot
9.
Insert the ends of the lines through exit
holes in the sides of the cover.
10. Place the spool in the cover.
Spool
Cover
11. Make sure the lines are not caught be-
tween the rim of the spool and the wall of
the cover.
12. Reinstall the spool and cover onto the
trimmer head. Push until cover snaps into
place.
REPLACING THE CUTTING HEAD
1.
Align hole in the dust cup with the hole in
the side of the gearbox by rotating the
dust cup.
2.
Insert a small screwdriver into aligned
holes. This will keep the shaft from turning
while removing and installing trimmer head.