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265v12Q - page 1 (Black)
Screen angle and frequency: 45.0000, 150.0000

Model Series

Covered in

This Manual

12C700
12C800

12F700
12F800

12G700
12G800

12H700
12H800

12J700
12J800

12N800
12P800

12T700
12T800

12U800
12V800

12W800

127700
127800
128700
128800
129700
129800

Operating & Maintenance

Instructions

Model

Type

Code

Month Day

Year

Note: General Model Series numbers noted above include many specific numbers
like the ones 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

3-5

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Engine Information

6

. . . . . . . . . . . . . . . . . . . . . . . . 

Oil

7

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Fuel and Starting Information

8

. . . . . . . . . . . . . . . 

Starting and Stopping

9-10

. . . . . . . . . . . . . . . . . . . 

Maintenance

11-13

. . . . . . . . . . . . . . . . . . . . . . . . . 

Adjustments

14

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Parts and Service & Storage

15-16

. . . . . . . . . . . . 

Warranty Information

17

. . . . . . . . . . . . . . . . . . . . . 

WARNING

Briggs & Stratton does not approve or authorize the use of
these engines on 3-wheel All Terrain Vehicles (ATVs), motor
bikes, aircraft products or vehicles intended for use in
competitive events. Use of these engines in such applications
could result in property damage, serious injury (including
paralysis), or even death.

In the USA and Canada our 24 hour hotline is

1-800-233-3723

Briggs & Stratton Corporation
Milwaukee, Wisconsin 53201

www.briggsandstratton.com

PRINTED IN U.S.A.

 Copyright 1999 by Briggs & Stratton Corporation

FORM NO. 274265-10/99

Summary of Contents for 127700 Series

Page 1: ...here TABLE OF CONTENTS Safety 3 5 Engine Information 6 Oil 7 Fuel and Starting Information 8 Starting and Stopping 9 10 Maintenance 11 13 Adjustments 14 Parts and Service Storage 15 16 Warranty Information 17 WARNING Briggs Stratton does not approve or authorize the use of these engines on 3 wheel All Terrain Vehicles ATVs motor bikes aircraft products or vehicles intended for use in competitive e...

Page 2: ...re also committed to designing and introducing even cleaner engines in the future while maintaining our reputation for excellent utility and value Briggs Stratton s environmental awareness has resulted in the engineering of the Smart Fill gas can featuring a spill resistant nozzle which opens only when fully inserted into the gas tank and which shuts off automatically when the tank is full Because...

Page 3: ...tential 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 sy...

Page 4: ...ne starts WHEN OPERATING EQUIPMENT Do not tip engine or equipment at angle which causes gasoline to spill Do not choke carburetor to stop engine WHEN TRANSPORTING EQUIPMENT Transport with fuel tank EMPTY or with fuel shut off valve OFF WHEN STORING GASOLINE OR EQUIPMENT WITH FUEL IN TANK Store away from furnaces stoves water heaters or other appliances that have pilot light or other ignition sourc...

Page 5: ...unimproved land The state of California requires this Section 4442 of the California Public Resources Code Other states may have similar laws Federal laws apply on federal land WARNING Rotating parts can contact or entangle hands feet hair clothing or accessories Traumatic amputation or severe laceration can result Operate equipment with guards in place Keep hands and feet away from rotating parts...

Page 6: ...m Stroke 2 3 64 in 51 99 mm Displacement 11 57 cu in 189 6 cc Note For practical operation the horsepower loading should not exceed 85 of rated horsepower Engine power will decrease 3 1 2 for each 1 000 feet 300 meters above sea level and 1 for each 10 F 5 6 C above 77 F 25 C It will operate satisfactorily at an angle up to 15 TUNE UP SPECIFICATIONS Armature air gap 0 006 0 010 in 0 15 0 25 mm Spa...

Page 7: ...100 C 30 20 10 0 10 20 30 40 STARTING TEMPERATURE RANGE ANTICIPATED BEFORE NEXT OIL CHANGE 32 CAUTION Air cooled engines run hotter than automotive engines The use of non synthetic multi viscosity oils 5W 30 10W 30 etc in temperatures above 40 F 4 C will result in higher than normal oil consumption When using a multi viscosity oil check oil level more frequently CAUTION SAE 30 oil if used below 40...

Page 8: ...If fuel spills wait until it evaporates before starting engine 3 Turn engine OFF and let engine cool at least 2 minutes before removing gas cap 4 Remove cap Fill tank to approximately 1 1 2 inches below top of neck to allow for fuel expansion Be careful not to overfill Briggs Stratton Smart fill fuel can fills to the correct level and automatically shuts off reducing spills and emissions 5 Replace...

Page 9: ...eature 7 Grasp rope handle Pull slowly until resistance is felt then pull rapidly to start engine and avoid kickback 8 Let engine warm up Choke Equipped Move choke control lever toward RUN a short dis tance at a time over sev eral seconds in warm weather or minutes in cold weather Let engine run smoothly before each change Operate with choke in RUN WARNING TO STOP ENGINE CAUTION Do not stop engine...

Page 10: ...ature CAUTION To prolong starter life use short starting cycles 5 seconds maximum then wait one minute Follow equipment manufacturer s recommendations for charging battery 7 Insert key and turn to START 8 Let engine warm up Choke Equipped Move choke control lever toward RUN a short dis tance at a time over sev eral seconds in warm weather or minutes in cold weather Let engine run smoothly before e...

Page 11: ... Replace in line fuel filter if equipped 4 Clean cooling system 4 Clean combustion chamber 4 Change oil after first 5 to 8 hours of use then every 50 hours or every season Change oil every 25 hours when operating the engine under heavy load or in high temperatures Clean more often under dusty conditions or when airborne debris is present Replace air cleaner parts if very dirty CAUTION Used oil is ...

Page 12: ... Pressurized air can damage cartridge solvents will dissolve cartridge Pre cleaner To clean pre cleaner if equipped separate it from cartridge and wash in liquid detergent and water Air dry thoroughly Do not oil Re assemble dry pre cleaner on clean cartridge Cartridge To clean cartridge gently tap pleated paper side on a flat surface Oval Air Cleaner ÌÌÌ ÌÌÌ ÌÌÌ ASSEMBLE SO THAT CARTRIDGE LIP SITS...

Page 13: ...tratton Spark Tester part number 19368 to check for spark Note In some areas local law requires using resistor spark plug to suppress ignition signals If this en gine was originally equipped with resistor spark plug use same type for replacement 030 0 76 mm WIRE GAGE RESISTOR P N 802592 STANDARD P N 492167 COMBUSTION DEPOSITS We recommend that after every 100 300 hours you have an authorized Brigg...

Page 14: ...ttle to STOP if equipped GOVERNOR CONTROL LEVER CASING CLAMP SCREW WIRE CASING On some models the governor lever is bent into position and is not adjustable TO ADJUST STOP SWITCH 1 Governor control lever should make good contact with stop switch see illustration Readjust if necessary 2 Check operation of throttle GOVERNOR CONTROL LEVER STOP SWITCH CARBURETOR ADJUSTMENT WARNING The manufacturer of ...

Page 15: ...ed Briggs Stratton Service Dealer in our dealer locator map on our web site www briggsandstratton com or in the Yellow Pages directory under Engines Gasoline or Gasoline Engines or Lawn Mowers or similar category Note Walking fingers logo and Yellow Pages are regis tered trademarks in various jurisdictions An illustrated shop manual includes common specifications and detailed in formation covering...

Page 16: ...additive through the carburetor Then engine and fuel can be stored up to 24 months Your Engine Type Code Model Fill in both sides clip and return to Briggs Stratton Corporation P O Box 1144 Name Address City State Zip Country To purchase a complete list of Genuine Briggs Stratton Parts for your engine fill in both sides of this order form carefully We cannot fill your order without the correct Eng...

Page 17: ...ct a B S Service Representative at 1 414 259 5262 The emission warranty is a defects warranty Defects are judged on normal engine performance The warranty is not related to an in use emission test Briggs Stratton Emission Control Defects Warranty Provisions The following are specific provisions relative to your Emission Control Defects Warranty Coverage It is in addition to the B S engine warranty...

Page 18: ...uel Use clean fresh lead free gasoline and Briggs Stratton gasoline stabilizer Part No 5041 4 Parts which are scored or broken because an engine was operated with insufficient or contaminated lubricating oil or an incorrect grade of lubricating oil check oil level daily or after every 8 hours of operation Refill when necessary and change at recommended intervals OIL GARD may not shut down running ...

Page 19: ...r consequential dam ages so the above limitation and exclusion may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state Briggs Stratton Corporation F P Stratton Jr Chairman and Chief Executive Officer WARRANTY PERIOD WITHIN U S A AND CANADA OUTSIDE U S A AND CANADA ENGINES CONSUMER USE COMMERCIAL USE CONSUMER USE COMMERCIA...

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