Briggs & Stratton 21000 Series Operating & Maintenance Instructions
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Briggs & Stratton 21000 Series Operating & Maintenance Instructions

Briggs and stratton engine operating & maintenance instructions
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See also: Operator's Manual
Model Series
Covered in
This Manual
21000
21100
Note:
General Model Series numbers noted above are inclusive of the specific model number found
on your engine. To get replacement parts or technical assistance in the future, write your
engine Model, Type, Code and date of purchase here.
TABLE OF CONTENTS
Safety
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Information
. . . . . . . . . . . . . . . . . . . . . . . .
Oil
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fuel and Starting Information
Starting and Stopping
Maintenance
. . . . . . . . . . . . . . . . . . . . . . . . .
Parts and Service & Storage
Warranty Information
PRINTED IN U.S.A.
Operating & Maintenance Instructions
. . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . .
9-10
11-13
. . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . .
 Copyright 2004 by Briggs & Stratton Corporation
Model
Type
3-5
Briggs & Stratton does not approve or authorize the use of these engines
6
on 3-wheel All Terrain Vehicles (ATVs), motor bikes, scooters, aircraft
7
products or vehicles intended for use in competitive events. Use of these
engines in such applications could result in property damage, serious
8
injury (including paralysis), or even death.
Need assistance? Go to
14
for detailed information regarding
15
1-800-233-3723
Or call,
to hear a menu of pre-recorded messages
offering engine maintenance information.
Code
Month
Day
WARNING
www.briggsandstratton.com
Briggs & Stratton engines.
, (U.S.A. and Canada)
FORM NO. 275064-2/04
Year

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Summary of Contents for Briggs & Stratton 21000 Series

  • Page 1 Model Series Covered in This Manual 21000 21100 Note: General Model Series numbers noted above are inclusive of the specific model number found on your engine. To get replacement parts or technical assistance in the future, write your engine Model, Type, Code and date of purchase here.
  • Page 2 For engines equal to or greater than 20 cc, and less than 50 cc displacement, Category C = 50 hours, B = 125 hours and A = 300 hours. The displacement of Model Series 21000 engines is 34 cc, 21100 engines is 40 cc. This is a generic representation of the emission label typically found on a certified engine.

  • Page 3: Hazard Symbols And Meanings

    • Read entire Operating & Maintenance Instructions AND the instructions for the equipment this engine powers.* • Failure to follow instructions could result in serious injury or death. THE OPERATING & MAINTENANCE INSTRUCTIONS CONTAIN SAFETY INFORMATION TO • Make you aware of hazards associated with engines •...
  • Page 4 SAFETY WARNING Gasoline and its vapors are extremely flammable and explosive. Fire or explosion can cause severe burns or death. WHEN ADDING FUEL • Turn engine OFF and let engine cool at least 2 minutes before removing gas cap. • Fill fuel tank outdoors or in well-ventilated area. •...

  • Page 5: Engine Information

    WARNING Engines give off carbon monoxide, an odorless, colorless, poison gas. Breathing carbon monoxide can cause nausea, fainting or death. • Start and run engine outdoors. • Do not start or run engine in enclosed area, even if doors or windows are open. WARNING Running engines produce heat.

  • Page 6: Tune-Up Specifications

    This is a single cylinder, air-cooled engine. It is a low emissions en- gine. In the state of California, Model Series 21000 and 21100 engines are certified by the California Air Resources Board to meet emis- sions standards for 50 hours. Such certification does not grant the...

  • Page 7: Oil Capacity

    275064 CAUTION: This engine is shipped from Briggs & Stratton without oil. Check oil level before starting engine. If you start the engine without oil, the engine will be damaged beyond repair and will not be covered under warranty. Do not overfill.

  • Page 8: Adding Fuel

    FUEL TYPE OF FUEL TO USE • Use clean, fresh, regular unleaded gasoline with a minimum of 87 octane. Fresh fuel prevents gum from forming in the fuel system or on essential carburetor parts. Purchase fuel in quantity that can be used within 30 days.
  • Page 9 If you are starting your engine for the FIRST time, follow the steps outlined under Starting A New Engine. STARTING A ENGINE Add oil and fuel as instructed in this manual prior to attempting to start engine. (See Oil and Fuel) FULL CHOKE POSITION HALF CHOKE...

  • Page 10: Starting And Stopping

    STARTING AND STOPPING If you are starting your engine for the FIRST time, follow the steps outlined under Starting A New Engine. TO START ENGINE Check oil level. Oil should be at FULL, if not add oil. (See Oil) Set unit on flat surface, push primer bulb 8 times.

  • Page 11: Maintenance

    MAINTENANCE Regular maintenance will improve the performance and extend the life of the engine. See any Authorized Briggs & Stratton Dealer for service. Use only genuine Briggs & Stratton parts. Other parts may not perform as well, may damage the engine, and may result in injury. In addition, use of other parts may void your warranty.
  • Page 12 MAINTENANCE CHANGING OIL & CHECKING LEVEL CAUTION: Used oil is a hazardous waste product. Dispose of used oil properly. Do not discard with household waste. Check with your local authorities, service cen- ter, or dealer for safe disposal/recycling facilities. Change oil while engine is OFF but still warm, ensure fuel cap is tightened securely.

  • Page 13: Air Filter

    ENGINE AND ENGINE PARTS We recommend that you see an authorized Briggs & Stratton Service Dealer for all maintenance and service of the engine and engine parts. Use only genuine Briggs & Stratton parts. WARNING • Do not strike the flywheel with a hammer or hard object because the flywheel may WARNING •...

  • Page 14: Service & Storage

    SERVICE & STORAGE STORAGE The following precautions should be taken if storing your trimmer unit for a period exceeding 30 days, or for seasonal storage. • While engine is still warm, change oil. • Clean engine of surface debris, chaff or grass. •...

  • Page 15: Limited Warranty

    Briggs & Stratton Corporation will repair or replace, free of charge, any part(s) of the engine that is defective in material or workmanship or both. Transportation charges on parts submitted for repair or replacement under this warranty must be borne by purchaser. This warranty is effective for the time periods and subject to the conditions stated below.
  • Page 16 EMISSION CONTROL WARRANTY COVERAGE IS APPLICABLE TO CERTIFIED ENGINES PURCHASED IN CALIFORNIA IN 1995 AND THERE- AFTER, WHICH ARE USED IN CALIFORNIA, AND TO CERTIFIED MODEL YEAR 1997 AND LATER ENGINES WHICH ARE PURCHASED AND USED ELSEWHERE IN THE UNITED STATES (AND AFTER JANUARY 1, 2001 IN CANADA). The California Air Resources Board (CARB), U.S.
  • Page 17 • • • • • • • • • • • •...

This manual is also suitable for:

21100 series

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