
Part No. 350324 Form No. F031605APage 2 of 16
IN THE INTEREST OF SAFETY
THIS SY BOL EANS WARNING OR CAUTION. DEATH, PERSONAL INJURY AND/OR PROPERTY
DA AGE AY OCCUR UNLESS INSTRUCTIONS ARE FOLLOWED CAREFULLY.
BEFORE STARTING ENGINE, READ AND UNDERSTAND THE “ENTIRE OPERATOR'S ANUAL & EN-
GINE ANUAL.”
WARNING: DO NOT
1. DO NOT run engine in an enclosed area.
Exhaust gases contain car on monoxide, an
odorless and deadly poison.
2. DO NOT place hands or feet near moving
or rotating parts.
3. DO NOT store, spill or use gasoline near
an open flame, or devices such as a stove,
furnace, or water heater which use a pilot
light or devices which can create a spark.
4. DO NOT refuel indoors where area is not
well ventilated. Outdoor refueling is recom-
mended.
5. DO NOT fill fuel tank while engine is
running. Allow engine to cool for 2 minutes
efore refueling. Store fuel in approved
safety containers.
6. DO NOT remove fuel tank cap while
engine is running.
7. DO NOT operate engine when smell of
gasoline is present or other explosive
conditions exist.
8. DO NOT operate engine if gasoline is
spilled. Move machine away from the spill
and avoid creating any ignition until the
gasoline has evaporated.
9. DO NOT transport unit with fuel in tank.
10. DO NOT smoke when filling fuel tank.
11. DO NOT choke car uretor to stop
engine. Whenever possi le, gradually
reduce engine speed efore stopping.
12. DO NOT run engine at excessive
speeds. This may result in injury & /or
damage to unit.
13. DO NOT tamper with governor springs,
governor links or other parts which may
change the governed engine speed.
14. DO NOT tamper with the engine speed
selected y the engine manufacturer.
15. DO NOT check for spark with spark plug
or spark plug wire removed. Use an
approved tester.
16. DO NOT crank engine with spark plug
removed. If engine is flooded, place throttle
in “FAST” position and crank until engine
starts.
17. DO NOT strike flywheel with a hard
o ject or metal tool as this may cause
flywheel to shatter in operation. Use proper
tools to service engine.
18. DO NOT operate engine without a
muffler. Inspect periodically and replace, if
necessary. If engine is equipped with
muffler deflector, inspect periodically and
replace, if necessary, with correct deflector.
19. DO NOT operate engine with an
accumulation of grass, leaves, dirt or other
com usti le material in the muffler area.
20. DO NOT use this engine on any forest
covered, rush covered, or grass covered
unimproved land unless a spark arrester is
installed on the muffler. The arrester must
e maintained in effective working order y
the operator. In the State of California the
a ove is required y law (Section 4442 of
the California Pu lic Resources Code).
Other states may have similar laws. Federal
laws apply on federal lands.
21. DO NOT touch hot muffler, cylinder, or
fins ecause contact may cause urns.
22. DO NOT run engine without air cleaner
or air cleaner cover.
23. DO NOT operate during excessive
vi ration!
24. DO NOT leave machine unattended
while in operation.
25. DO NOT park machine on a steep grade
or slope.
WARNING: DO
1. ALWAYS DO remove the wire from the
spark plug when servicing the engine or
equipment TO PREVENT ACCIDENTAL
STARTING.
2. DO keep cylinder fins and governor
parts free of grass and other de ris
which can affect engine speed.
3. DO pull starter cord slowly until resis-
tance is felt. Then pull cord rapidly to avoid
kick ack and prevent hand or arm injury.
4. DO examine muffler periodically to e
sure it is functioning effectively. A worn or
leaking muffler should e repaired or
replaced as necessary.
5. DO use fresh gasoline. Stale fuel can
gum car uretor and cause leakage.
6. DO check fuel lines and fittings frequently
for cracks or leaks. Replace if necessary
7. Follow engine manufacturer operating
and maintenance instructions.
8. Inspect machine and work area efore
starting unit.
VIBRATION
VIBRATION LEVELS 3.2 g max.
Vi ration levels at the operators handles were
measured in the vertical, lateral, and longitudinal
directions using cali rated vi ration test equipment.
Tests were performed on 09/08/97 under the
conditions listed:
SOUND
5
6
8
7
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SAFETY INSTRUCTIONS
GENERAL SAFETY
ASSEMBLY
CONTROLS
LABELS
OPERATION
MAINTENANCE
PARTS DRAWING & LIST...
TROUBLESHOOTING
WARRANTY PROCEDURE
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10
16
16
6 - 9
4 - 5
4
3
3
2
TABLE OF CONTENTS
14 - 15
WARNING: The Engine Exhaust from this product contains chemicals known
to the State of California to cause cancer, irth defects or other reproductive harm.
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Sound tests conducted were in accordance with 2000/14/EEC
and were performed on 2/13/2002 under the conditions listed:
NOTE: Sound power level listed is the highest value for any model in this manual. Please
refer to serial plate on the unit for the sound power level for your model.
101 dB WIND DIRECTION:
HUMIDITY:
TEMPERATURE:
BAROMETRIC PRESSURE:
GENERAL CONDITION:
29.91" Hg (760mm Hg)
31 %
East
10 MPH (16.1 kmh)
85° F (29.4° C)
Sunny
WIND SPEED:
WIND DIRECTION:
HUMIDITY:
TEMPERATURE:
BAROMETRIC PRESSURE: 30.34" Hg (770mm Hg)
29 %
South East
2 MPH (3.2 kmh)
48° F (8.9° C)
Sunny
WIND SPEED:
GENERAL CONDITION:
(PR550 MODEL)
Sound level of 82 dBA at operator position