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       Part No. 350324                                                                                                                                                                        Form No. F031605A

Page 2 of 16

IN THE INTEREST OF SAFETY

THIS SYMBOL MEANS WARNING OR CAUTION. DEATH, PERSONAL INJURY AND/OR PROPERTY
DAMAGE MAY OCCUR UNLESS INSTRUCTIONS ARE FOLLOWED CAREFULLY.

BEFORE STARTING ENGINE, READ AND UNDERSTAND THE “ENTIRE OPERATOR'S MANUAL & EN-
GINE MANUAL.”

WARNING: DO  NOT

1. 

DO NOT

 run engine in an enclosed area.

Exhaust gases contain carbon 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
before 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 carburetor to stop

engine.  Whenever possible, gradually
reduce engine speed before 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 by 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 NO

T strike flywheel with a hard

object 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
combustible material in the muffler area.

20. 

DO NOT

 use this engine on any forest

covered, brush covered, or grass covered
unimproved land unless a spark arrester is
installed on the muffler. The arrester must
be maintained in effective working order by
the operator.  In the State of California the
above is required by law (Section 4442 of
the California Public Resources Code).
Other states may have similar laws.  Federal
laws apply on federal lands.

21. 

DO NO

T touch hot muffler, cylinder, or

fins because contact may cause burns.

22. 

DO NOT

 run engine without air cleaner

or air cleaner cover.

23. 

DO NOT

 operate during excessive

vibration!
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 debris
which can affect engine speed.

3. 

DO

 pull starter cord slowly until resis-

tance is felt.  Then pull cord rapidly to  avoid
kickback and prevent hand or arm injury.

4. 

DO

 examine muffler periodically to be

sure it is functioning effectively. A worn or
leaking muffler should be repaired or
replaced as necessary.

5. 

DO

 use fresh gasoline. Stale fuel can

gum carburetor 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 before

starting unit.

VIBRATION

VIBRATION LEVELS  3.2 g max.

Vibration levels at the operators handles were
measured in the vertical, lateral, and longitudinal
directions using calibrated vibration test equipment.
Tests were performed on 09/08/97 under the
conditions listed:

SOUND

5

6

8

7

SAFETY INSTRUCTIONS
GENERAL SAFETY
ASSEMBLY
CONTROLS
LABELS
OPERATION
MAINTENANCE
PARTS DRAWING & LIST

...

TROUBLESHOOTING
WARRANTY PROCEDURE

  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, birth defects or other reproductive harm.

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

Содержание OS551

Страница 1: ...t installation 2 1 3 SPACER BUMPERS P N 350258 A complete replacement set 44 of 1 2 spacer bumpers and 4 of 1 4 spacer bumpers OVERSEEDER KIT P N 350325 350328 The new light weight Plastic Overseeding...

Страница 2: ...ess a spark arrester is installed on the muffler The arrester must be maintained in effective working order by the operator In the State of California the above is required by law Section 4442 of the...

Страница 3: ...ce and operating instructions before begining work DO read all engine manufacturers operating and maintenance instructions DO inspect lawn before begining work Remove all rocks wire string or other ob...

Страница 4: ...engine Briggs Stratton Honda OIL ALERT ENGINE STOPS IMMEDIATELY WHEN OIL LEVEL LOW RUN CHOKE STOP B S ENGINE THROTTLE CONTROL HONDA ENGINE THROTTLE CONTROL THROTTLE LEVER FUEL VALVE CHOKE LEVER RUN CH...

Страница 5: ...el Danger Guard Item 52 Part No 900327 PULLTO ENGAGE CLUTCH RELEASETO DISENGAGE CLUTCH 830503 Label Clutch Item 49 Part No 830503 LAWN PREPARATION MOW LAWN TO LOWEST SETTING ON YOUR MOWER DO NOT WATER...

Страница 6: ...machine work area and machine before operat ing Make sure that all operators of this equipment are trained in general machine use and safety Do not operate if excessive vibration occurs If excessive v...

Страница 7: ...lt in premature wear on the unit i e failed belt If you desire to work the ground deeper than the above guidlines allow it should be done gradually in multiple passes SLICING OVERSEEDING Mow the lawn...

Страница 8: ...pment to operate it DO NOT Allow children to operate this equipment OVERSEEDING OPERATION MOW Mow the lawn to shorter than the normal cut height approximately 2 tall DRY Be sure grass is dry Wet condi...

Страница 9: ...ION continued 16 MOW LAWN TO LOWEST SETTING ON YOUR MOWER DO NOT WATER PRIOR TO SEEDING POWER RAKE TO DETHATCH LAWN AND REMOVE THATCH FERTILIZE LAWN WITH BROADCAST SPREADER FOR BEST RESULTS OVERSEED I...

Страница 10: ...rod back to engaged position and measure extension of idler spring Spring should stretch 3 4 1 19 25 mm with bail engaged Adjust clutch cable as necessary to achieve this extension 6 Re install the b...

Страница 11: ...OLT CARRAIGE 5 16 18 X 1 1 15 8024021 BOLT CARRIAGE 1 4 20 X 3 4 1 16 350286 SCREW SHEET METAL 4 17 8160001 NUT LOCK 1 4 1 18 350332 BRACKET SLOT PLASTIC SEEDER BOX 1 19 8160002 NUT LOCK 5 16 1 21 350...

Страница 12: ...BLADE 350141 4 74 BLADE FLAIL 350100 52 75 SPACER BUMPER 5 8 x 1 4 350143 4 76 SPACER BUMPER 5 8 x 1 2 350144 44 77 SHAFT WA FLAIL REEL 350145 1 78 CLIP LOCK 1 2 350146 8 79 WASHER 1 2 SAE 8172011 8 i...

Страница 13: ...x 1 4 350143 4 76 SPACER BUMPER 5 8 x 1 2 350144 44 item PARTS PR500 QTY no LIST Part No 57 LOCK WASHER 5 16 TWISTED TOOTH 800177 1 71 SCREWCAP5 16 24 x 1 HCS GR 5 400164 1 80 SHAFT SLICING WA 350142...

Страница 14: ...Part No 350324 Form No F031605A PR550 PR550V PR550H PR550HV OS551 OS551H Page 14 of 16 18 PARTS DRAWING...

Страница 15: ...T CARRAIGE 5 16 18 x 1 3 4 8024043 2 8024043 2 8024043 2 8024043 2 56 BOLT CARRIAGE 5 16 18 x 3 4 8024039 4 8024039 4 8024039 5 8024039 5 57 LOCK WASHER TW TOOTH 400502 1 400502 1 800177 1 800177 1 58...

Страница 16: ...ible malfunction of engine Drain fuel outdoors into an approved container away from open flame Be sure engine is cool Do not smoke Run engine until fuel tank is empty and engine runs out of gasoline N...

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