Poulan Pro PR500N21SH LAWN MOWER User Manual
Page 2
2
Safety Rules ................. 2-4
Assembly ...................... 6-9
Operation .................. 10-15
Storage ..................... 21-22
Troubleshooting ........ 23-24
TABLE OF CONTENTS
Maintenance ............. 16-18
Service and
Adjustments .............. 19-20
SAFETY RULES
IMPORTANT: This cutting machine is
capable of amputating hands and feet and
throwing objects. Failure to observe the
following safety instructions could result in
serious injury or death.
Look for this symbol to point out im por-
tant safety precautions. It means
CAU TION!!! BECOME ALERT!!!
YOUR SAFE TY IS INVOLVED.
WARNING: In order to prevent ac ci-
den tal starting when setting up, trans port-
ing, ad just ing or making repairs, always
dis con nect spark plug wire and place wire
where it can not come in contact with plug.
CAUTION: Muffl er and other engine
parts become extremely
hot during operation and
remain hot after engine
has stopped. To avoid
severe burns on contact,
stay away from these areas.
WARNING: Engine exhaust, some of its
constituents, and certain vehicle com po-
nents contain or emit chem i cals known to
the State of Cal i for nia to cause can cer and
birth defects or oth er re pro duc tive harm.
WARNING: Battery posts, terminals and
related accessories contain lead and lead
compounds, chemicals known to the State
of Cal i for nia to cause can cer and birth
defects or oth er re pro duc tive harm. Wash
hands after handling.
WARNING: This lawn mower is
equipped with an internal com bus tion
engine and should not be used on or near
any un im proved forest-covered, brush-
covered or grass-cov ered land unless the
engine’s exhaust system is equipped with
a spark arrester meeting applicable local
or state laws (if any). If a spark arrester is
used, it should be maintained in effective
working order by the operator.
In the state of California the above is re-
quired by law (Section 4442 of the Califor-
nia Public Resources Code). Other states
may have similar laws. Federal laws apply
on federal lands. A spark arrester for the
muffl er is available through your nearest
Sears Parts & Repair Center (See the RE-
PAIR PARTS section of this manual).
I. GENERAL OPERATION
• Read, understand, and follow all
in struc tions on the machine and in the
manual(s) before starting. Be thor ough ly
familiar with the controls and the proper
use of the machine before starting.
• Do not put hands or feet near or under
rotating parts. Keep clear of the dis-
charge opening at all times.
• Only allow responsible individuals, who
are familiar with the in struc tions, to oper-
ate the machine.
• Clear the area of objects such as rocks,
toys, wire, bones, sticks, etc., which
could be picked up and thrown by blade.
• Be sure the area is clear of other people
before mowing. Stop ma chine if anyone
enters the area.
• Do not operate the mower when bare-
foot or wearing open sandals. Al ways
wear substantial foot wear.
• Do not pull mower backwards unless
absolutely nec es sary. Always look down
and behind before and while moving
backwards.
• Never direct discharged material toward
anyone. Avoid discharging material
against a wall or obstruction. Material
may richochet back toward the opera-
tor. Stop blade when crossing gravel
surfaces.
• Do not operate the mower without
proper guards, plates, grass catcher or
oth er safety protective devices in place.
• See manufacturer’s instructions for prop-
er operation and installation of accesso-
ries. Only use accessories approved by
the manufacturer.
• Stop the blade(s) when crossing grav el
drives, walks, or roads.
23
Does not start
1. Dirty air fi lter.
1. Clean/replace air fi lter.
2. Out of fuel.
2. Fill fuel tank.
3. Stale fuel.
3. Drain fuel tank and refi ll tank
with fresh, clean gasoline.
4. Water in fuel.
4. Drain fuel tank and refi ll tank
with fresh, clean gasoline.
5. Spark plug wire is
5. Connect wire to plug.
disconnected.
6. Bad spark plug.
6. Replace spark plug.
7. Loose blade or broken
7. Tighten blade bolt or
blade adapter.
replace blade adapter.
8. Control bar in released
8. Depress control bar to
position.
handle.
9. Control bar defective.
9. Replace control bar.
10. Fuel valve lever (if so
10. Turn fuel valve lever
equipped) in OFF position.
to the ON position.
11. Weak battery (if equipped).
11. Charge battery.
12. Disconnected battery
12. Connect battery to engine.
connector (if equipped).
13. Blown fuse (if equipped).
13. Replace fuse.
Loss of power
1. Rear of lawn mower
1. Raise cutting height.
housing or cutting blade
dragging in heavy grass.
2. Cutting too much grass.
2. Raise cutting height.
3. Dirty air fi lter.
3. Clean/replace air fi lter.
4. Buildup of grass, leaves,
4. Clean underside of mower
and trash under mower.
housing.
5. Too much oil in engine.
5. Check oil level.
6. Walking speed too fast.
6. Cut at slower walking speed.
Poor cut –
1. Worn, bent or loose blade.
1. Replace blade. Tighten
uneven
blade
bolt.
2. Wheel heights uneven.
2. Set all wheels at same
height.
3. Buildup of grass, leaves
3. Clean underside of
and trash under mower.
mower housing.
Excessive
1. Worn, bent or loose blade.
1. Replace blade. Tighten
vibration
blade
bolt.
2. Bent engine crankshaft.
2. Contact a qualifi ed service
center.
Starter rope
1. Engine fl ywheel brake is on
1. Depress control bar to
hard to pull
when control bar is released.
upper handle before
pulling starter rope.
2. Bent engine crankshaft.
2. Contact a qualifi ed service
center.
3. Blade adapter broken.
3. Replace blade adapter.
4. Blade dragging in grass.
4. Move lawn mower to cut
grass or to hard surface.
PROBLEM CAUSE
CORRECTION
See appropriate section in manual unless directed to an authorized
Service Center.
TROUBLESHOOTING