Briggs & Stratton 81900 User Manual
iBR IG GS lc ST RA n ON l
MO DE L SE RI ES
809 00 t o 8 0 99 6
819 00 t o 8 1 99 6
OPERATING AND MAINTENANCE INSTRUCTIONS
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SECTION I
BEFORE STARTING
CAUTION:
1. PROVIDE EFFICIENT VENTILATION. Exh*u$t ptes contain
carbon monoxide which it odorless and a deadly poison.
Proper care must be taken to provide efficient ventilation.
2. DO NOT FlU GASOLINE TANK WHILE ENGINE IS RUNNiNG. Avoid spilling psoline on a hot engine — this may
cause an explosion and serious injury.
3. KEEP ENGINE CLEAN. This engine is air-cooled. If cooling
System becomes clogged, serious darnage may result. There
fore, keep the blower screen, fins on flywheel, cylirtder
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head and block free from grass or dirt.
4. When tipping engine on tide for service, spark plug must
be in upward position.
5. Be sure nobody is behind you when sUrting engine with
rope starter.
6. ROTARY LAWN MOWERS. Always disconnect spark plug
wire from spark plug before moving mower blade when
cleaning under mower deck or sharpenirtg blade.
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“OIL-FOAM- AIR CLEANER
“Oil-Foam— air cleaners are oiled at the
ftetory and do not require initial serv
ice.
FILL FUEL TANK
Use clean, fresh, “regular“ grade gaso
line. Fill tank completely.
CAUTION: The use of old or stale gaso
line will result in gum deposits clog
ging the fuel system end carburetor.
Make sure that vent hole in the tank
is open. DO NOT MIX OIL WITH GAS
OLINE.
FILL SUMP WITH OIL
Ratnovc til« oil filler plug or eil winder
located on bate of engine. Place the
engine level. Fill the eil sump te over
flowing POUR SLOWLY. CAPACITY
ilk PINTS. Replace the filler plug.
Any high quality detergent oil'having
the American Petroleum Institute class
ification “For Service MS" can be used
in your Briggs A Stratton engine. Deter
gent oils keep the ertgine cleaner and
retard the formation of gum and varn
ish deposits.
CHOKE ENSINE — MANUAL TYPE
•E SURE
STOP SWITCH
IS AWAY FROM
SPARK PLU6
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OIL RECOMMENDATIONS
WINTER
(Belew 40* F.)
Uee SAE 5W.20
If net Available
Use SAE low
Abeve 10* F.
Nothing should be added to t^ rec
ommended oils.
SUMMER
(Abeve 40* F.)
Use SAE 30
If net Available
Uee SAE lOWJO
CLOSE
CARBURETOR
CHOKE
Sr PULLING
OUT THE
CHOKE KNOB
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— Vece 1 —
FORM NO. 270029-34
IMPORTANT SAFETY INFORMATION AND
INSTRUCTIONS FOR
In the USA and Canada,
our 24 hour hotline is:
ENGINE SELECTION
18002333723
ENGINE INSTALLATION
Briggs & Stratton Corporation
Milwaukee, Wisconsin 53201
ENGINE OPERATION
www.briggsandstratton.com
Keep these instructions for future reference.
|| Before installing and operating this engine
______ read and observe all warnings, cautions and
instructions on both sides of this sheet, on the engine, and in the operating & maintenance instructions.
NOTE: This sheet of instructions and safety information is not meant to cover all
possible conditions and situations that may occur. Read entire Operating &
Maintenance Instructions for this engine AND the instructions for the equipment
this engine powers. Failure to follow instructions and safety information could
result in serious injury or death.
The safety alert symbol ) is used to identify safety
information about hazards that can result in personal injury.
A signal word (DANGER, WARNING, or CAUTION) is used with the
alert symbol to indicate the likelihood and the potential severity of
injury. In addition, a hazard symbol may be used to represent the type
of hazard.
DANGER indicates a hazard which, if not avoided,
will result in death or serious injury.
WARNING indicates a hazard which, if not
avoided, could result in death or serious injury.
CAUTION indicates a hazard which, if not avoided,
might result in minor or moderate injury.
CAUTION, when used without the alert symbol,
indicates a situation that could result in damage to
the engine.
HAZARD SYMBOLS AND MEANINGS
M
Fire
Toxic Fumes Hot Surface
Explosion Moving Parts
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V
Kickback
Shock
(OVER)
FORM MS-6445-01/03
ENGINE SELECTION
A WARNING
Failure to select the correct engine could
result in fire or explosion.
• Some engines are unique and designed for specific applications
or types of equipment. If this engine will be used to build new
equipment, contact Briggs & Stratton to ensure that the engine is
appropriate for the intended use.
Note: For all Go-karts use only a model 136200 series en
gine, which offers improved safety and performance.
• Replacement engines should be the same model as the original
engine, or be the Briggs & Stratton designated replacement
engine. Refer to the Operation & Maintenance Instructions for
engine identification information.
Note: For all Go-karts use only a model 136200 series en
gine, which offers improved safety and performance.
• Do not use Briggs & Stratton engines on 3-wheel All-Terrain
Vehicles (ATVs), motor bikes, air craft products, or vehicles
intended for use in competitive events. Briggs & Stratton does not
approve of or authorize such uses.
ENGINE INSTALLATION
[8]
^WARNING
[9]
^WARNING
[10]
^WARNING
Ml \
[11]
ik WARNING
All engine parts, including fuel
cap, spark plug, muffler, air
cleaner, and covers and guards
for drive components (gears,
belts, shafts, couplings, etc.)
must be in place before attempt
ing to start engine.
If engine is installed on walk
behind lawn mower, all mower
components, including cutting
blade, must be correctly
installed before attempting to
start engine.
When working on the engine or
equipment, remove spark plug
wire from spark plug. For electric
start, remove negative wire from
battery.
Do not check for spark with
spark plug removed. Use Briggs
& Stratton spark tester #19368.
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ENGINE OPERATION
[1] Do not attempt to install this engine if you do not have the
appropriate tools and knowledge of small engine installation
procedures. Use only Briggs & Stratton parts. Contact your
Authorized Service Dealer for assistance.
[2] Do not modify the engine in any way without Briggs & Stratton
factory approval. Any such modification is at the owner’s sole
risk.
[3] If the exhaust system on the old engine was supplied by the
equipment manufacturer, you must transfer the exhaust
system and related components (original muffler and related
pipes, brackets, clamps, and shields) to the new engine. All
components must be in good condition.
[4]
^WARNING
#
[5]
^WARNING
[6]
^WARNING
[7] Set engine speed to equipment manufacturer’s specification.
Refer to equipment manufacturer’s manual. Do not tamper with
governor springs, or other parts that will increase engine speed
above specification.
Install muffler (and muffler de
flector if used) so outlet points
away from operator, fuel tank,
and equipment, and so muffler
heat will not damage or deform
engine and components.
Ensure all fuel lines and fittings
are properly assembled and do
not leak. Replacement parts
must be the same model as the
original.
Ensure all wiring, including safe
ty switches and engine shut-off
components are completely
installed and functioning proper
ly.
^WARNING
^ Ml
Turn engine off and let engine cool at least 2 minutes before
removing gas cap.
Fill fuel tank outdoors or in well-ventilated area. Fill tank to about
1 inch below lowest portion of neck to allow for fuel expansion.
Keep gasoline away from sparks, open flames, pilot lights, heat,
and other ignition sources.
^WARNING
Mb <0. >6
Remove all external equipment/engine loads.
Wait until spilled fuel is evaporated. Start engine outdoors.
Pull cord slowly until resistance is felt, then pull rapidly.
If engine floods, set choke to OPEN/RUN, place throttle in FAST
and crank until engine starts.
When starting engine:
ik WARNING
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Do not tip engine or equipment at angle which causes gasoline to
spill.
Run engine outdoors. Do not run in enclosed area, even if doors
or windows are open.
Do not choke carburetor to stop engine.
When operating equipment:
FORM MS-6445-01/03
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