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Operating & Maintenance

Instructions

Model Series 120000
covered in this manual

FORM NO. 275963-04/04

PRINTED IN U.S.A.

Copyright 2004 by Briggs & Stratton Corporation

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.

Table of Contents

Safety / Emission

2

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Engine Features

3

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Starting / Operation / Stopping

4

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Oil

6

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Fuel

8

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Troubleshooting

9

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Engine Specifications

11

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Maintenance

12

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Parts and Service & Storage

16

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Warranty Information

17

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WARNING

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Summary of Contents for PowerBuilt Snow 120000 Series

Page 1: ...ehicles 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 Table of Contents Safety Emission 2 Engine Features 3 Starting Operation Stopping 4 Oil 6 Fuel 8 Troubleshooting 9 Engine Specifications 11 Maintenance 12 Parts and Service Storage 16...

Page 2: ... label will indicate certification information The Emissions Durability Period describes the number of hours of actual running time for which the engine is certified to be emissions compliant assuming proper maintenance in accordance with the Operating Maintenance Instructions The following categories are used Moderate Engine is certified to be emission compliant for 125 hours of actual engine run...

Page 3: ...5 1 Starter Handle 2 Primer Bulb 3 Carburetor 4 Engine Model Type Code xxxxx xxxx xx xxxxxxxx 5 Stop Switch 6 Choke Control 7 Spark Plug 8 Fuel Fill 9 Muffler Spark Arrester if equipped 10 Dipstick Oil Fill Top Oil Drain 11 Bottom Oil Drain 7 ...

Page 4: ...ly secured by equipped fastners Do not use pressurized starting fluids because vapors are flammable WARNING WARNING Starting engine creates sparking Gasoline and its vapors are extremely flammable and explosive Fire or explosion can cause severe burns or death If fuel spills wait until it evaporates before starting engine DO NOT use pressurized starting fluids Fuel equipment outdoors away from ope...

Page 5: ...nd remove jewelry Do not wear loose fitting clothing dangling drawstrings or items that could become caught WARNING Running engines produce heat Engine parts especially muffler become extremely hot Severe thermal burns can occur on contact Combustible debris such as leaves grass brush etc can catch fire WARNING Allow muffler engine cylinder and fins to cool before touching Remove accumulated combu...

Page 6: ... or after every eight 8 hours 1 Place engine level and clean around oil fill area 2 Remove dipstick and wipe clean with cloth 3 Replace and tighten dipstick Remove and check oil level Oil level should be at FULL line on dipstick 4 If needed add oil slowly recheck Do not over fill 5 Wipe dipstick clean replace and tighten Remove and check oil level Oil level should be at FULL line on dipstick Air c...

Page 7: ...rom spark plug 3 With engine OFF but still warm remove dipstick 4 Turn engine to drain oil keep spark plug side up Drain oil into appropriate receptacle 5 Place engine level Add about 5 8 quart 20 ounces 0 6 liter new oil Fill to FULL line on dipstick Do not overfill Replace dipstick Top Oil Drain SPARK PLUG Used oil is a hazardous waste product Dispose of used oil properly Do not discard with hou...

Page 8: ...se blends can damage the fuel system or cause performance problems If any undesirable operating symptoms occur use gasoline with a lower percentage of alcohol or ether CAUTION 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 Do not overfill fuel tank Fill tank to approximately 1 1 2 inches below top of nec...

Page 9: ...d Spark Plug Fouling Add gasoline Prime engine Set choke if equipped to OPEN RUN position and continue to pull starter handle Remove spark plug Clean check gap replace WARNING Ensure fuel cap is in place before starting engine Turn engine OFF and let engine cool at least 2 minutes before removing gas cap Check fuel lines tank cap and fittings for cracks or leaks Replace if necessary Do not crank e...

Page 10: ...tenance on the engine first disconnect the spark plug wire from the spark plug and disconnect the battery at the negative terminal electric starter engines only to prevent unintentional sparking Unintentional sparking can result in fire or electric shock Unintentional start up can result in entanglement traumatic amputation or laceration Use only correct tools Do not strike the flywheel with a ham...

Page 11: ...sion Warranty on page 17 Unintentional sparking can result in fire or electric shock Fire or explosion can cause severe burns or death Unintentional start up can result in entanglement traumatic amputation or laceration Before performing maintenance or repairs Disconnect spark plug wire and keep it away from spark plug Disconnect battery at negative terminal only engines with electric start Use on...

Page 12: ...e Internal cooling fins and surfaces may require cleaning to prevent overheating and engine damage 1 Remove 3 screws from cover and lift 2 Clean areas shown 3 Reinstall housing ensuring all hoses and wires are in place Cover Housing COVER SCREWS Air Cooling System REMOVE HOUSING REWIND STARTER HOUSING CLEAN ...

Page 13: ...ustion deposits from the cylinder cylinder head top of piston and around valves Muffler Replacement parts for the muffler must be the same and installed in the same position as the original parts otherwise fire can occur WARNING Fuel System Replacement parts for fuel system cap hoses tanks filters etc must be the same as original parts otherwise fire can occur WARNING Cleaning Debris Do not use wa...

Page 14: ...oline vapors WARNING Service See an Authorized Briggs Stratton Service Dealer Each one carries a stock of Genuine Briggs Stratton Parts and is equipped with special service tools Trained mechanics assure expert repair service on all Briggs Stratton engines Only dealers advertising as Authorized Briggs Stratton are required to meet Briggs Stratton standards When you purchase equipment powered by a ...

Page 15: ...rs clogged fuel pipes sticking valves or other damage caused by using contaminated or stale fuel Use clean fresh lead free gasoline and Briggs Stratton Fuel 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 Refi...

Page 16: ...ty periods 2 years for Classic engines in the European Union and Eastern European countries for all consumer products in the European Union and for emission control systems on engines certified by EPA and CARB 5 years for consumer use 90 days for commercial use of Touch N Mow starter on Quantum and Intek engines Engines used in competitive racing or on commercial or rental tracks are not warrantie...

Page 17: ... 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 for non regulated engines found i...

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