272147 Vanguard Single Cylinder OHV BRIGGS & STRATTON.pdf

For Briggs & Stratton Discount Parts Call 606-678-9623 or 606-561-4983

Other Briggs & Stratton

Commercial Power Repair Manuals:

272147 - Vanguard Single Cylinder OHV Air-Cooled Engines

272144 - Vanguard Twin Cylinder OHV Air-Cooled Engines

275429 - Vanguard Twin Cylinder OHV Liquid-Cooled Engines

MS-0750 - Vanguard 3-Cylinder OHV Liquid-Cooled Gasoline Engines

MS-1055 - Vanguard 3-Cylinder OHV Liquid-Cooled Diesel Engines

Vanguard Single Cylinder

OHV Air-Cooled Engines

™

Quality Starts With A

Master Service Technician

POST OFFICE BOX 702

MILWAUKEE, WI 53201 USA

BRIGGSandSTRATTON.COM

BRIGGS & STRATTON

CORPORATION

Part No. 272147-1/07

1/07

www.mymowerparts.com

SECTION 1- Safety, Maintenance & Adjustments

SECTION 2 -Troubleshooting

SECTION 3 - Engine Disassembly

SECTION 4 - Exhaust Systems

SECTION 5 - Fuel Systems & Carburetion

SECTION 6 - Governor Systems

SECTION 7- Cylinder Heads & Valves

SECTION 8 - Starters

SECTION 9 - Lubrication Systems

SECTION 10 - Cylinders, Covers & Sumps

SECTION 11 - Crankshafts, Camshafts, Balancing Systems &

Gear Reductions

SECTION 12 - Pistons, Rings & Connecting Rods

SECTION 13 - Final Engine Assembly

SECTION 14 - Engine Specifications & Reference Tables

FORWARD

This guide has been written and published by Briggs & Stratton Corporation to aid our dealers' mechanics

and company service personnel when servicing the products described herein.

It is assumed that these personnel are familiar with the servicing procedures for these products, or like or

similar products, manufactured by Briggs & Stratton Corporation. It is also assumed that they ha ve bee n

trained in the recommended servicing proce dures for these products, which includes the use of mecha nics

hand tools and any special tools that might be requi red.

Proper service and repair is important to the safe, econo mical and reliab le operation of all engines and

engine driven systems. The troubleshooting, testing, service and repair procedures described in this guide

are effective methods of performing such operations.

We could not possibly know of and ad vise the service trade of all conceivable procedures or methods by

which a servi ce might be performed, nor of every possible hazards and/or results of each procedure or

method. We have not undertaken any such wide eva luation. Therefore, an yone who uses a procedure or

method not described by the manufacturer must first satisfy himself that neither his safety, nor the safety of

the product, will be endangered by the service or operating procedure selected.

All information, illustration s, and specifications contained in this guide are based on the latest production

information available at the time of publication. However, Briggs & Stratton Corpo ration reserves the right

to change, alter, or otherwise improve the product at any time without prior notice.

Some compone nts or assemblies of the product described in this guide may not be con sidered repairable.

Disassembly, repair and reassembly of such components may not be included in this guide.

No part of this material may be reproduce d or transmitted, in any form or by any means, electronic or

mechanical, including photocopying, recording or by any information storage and retrieval system, without

prior permission in writing from Briggs & Stratto n Corporation.

SECTION 1 - SAFETY, MAINTENANCE AND ADJUSTMENTS

ENGINE SAFETY ................................................................................. 5

In The I nterest Of Safety ..................................................... 5

The Safety Alert Symbol ....................................................................... 5

Additional Precautions.......................................................................... 8

BRIGGS & STRATTON NUMERICAL IDENTIFICATION SYSTEM..... 9

ENGINE MAINTENANCE................................................................... 10

Fuel and Oil Recommendations.......................................................... 10

Changing Oil ....................................................................................... 11

MAINTENANCE SCHEDULE ............................................................. 12

Air Cleaner Service. ............................................................................ 13

In-Line Fuel Filter Service ................................................................... 15

ENGINE ADJUSTMENTS .................................................................. 15

Armature Air Gap Adjustments ........................................................... 15

Carburetor Idle-Mixture Adjustments .................................................. 15

Control Adjustments ........................................................................... 16

Cooling System Maintenance ............................................................. 18

Flywheel Brake Adjustments (104700) ............................................... 19

Governor Adjustments ........................................................................ 19

Electro-Magnetic Idle Down Adjustments ........................................... 25

Spark Plug Maintenance..................................................................... 26

Valve Clearance Adjustments............................................................. 26

Combustion Chamber Deposits ......................................................... 27

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