Briggs & Stratton 90000 I/C 525 Series Operator'S Manual Download | Manualshive

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Operator’s Manual

BRIGGSandSTRATTON.com

E

Copyright

Briggs & Stratton Corporation

Milwaukee, Wisconsin 53201 U.S.A.

Form No. 277098-9/06

Printed in U.S.A.

Model 90000

I/C

475/525 Series

Power Built 475/525 Series

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Summary of Contents for 90000 I/C 525 Series

Page 1: ...erator s Manual BRIGGSandSTRATTON com ECopyright Briggs Stratton Corporation Milwaukee Wisconsin 53201 U S A Form No 277098 9 06 Printed in U S A Model 90000 I C 475 525 Series Power Built 475 525 Series ...

Page 2: ...d the operating instructions for the equipment on which your engine is placed 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 DANG...

Page 3: ...l 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 source because they can ignite gasoline vapors Starting engine creates sparking Sparking can ignite nearby flammable gases Explosion and fire could result WARNING If there is natural or LP gas leakage in area do not star...

Page 4: ...Disconnect battery at negative terminal only engines with electric start WHEN TESTING FOR SPARK Use approved spark plug tester Do not check for spark with spark plug removed ENGINE INFORMATION TECHNICAL INFORMATION Engine Power Rating Information The gross power rating for individual gas engine models is labeled in accordance with SAE Society of Automotive Engineers code J1940 Small Engine Power T...

Page 5: ...ons engine MODEL 90000 Bore 2 9 16 in 65 09 mm Stroke 1 3 4 in 44 45 mm Displacement 9 02 cu in 148 0 cc TUNE UP SPECIFICATIONS Armature air gap 0 006 0 010 in 0 15 0 25 mm Spark plug gap 0 030 in 0 76 mm Valve clearance with valve springs installed and piston 1 4 in 6 mm past top dead center check when engine is cold See Repair Manual P N 270962 Intake 0 005 0 007 in 0 13 0 18 mm Exhaust 0 007 0 ...

Page 6: ...J CF ENERGY CON SERVING or higher is an acceptable oil at all temperatures Use of synthetic oil does not alter required oil change intervals F 20 0 20 40 60 80 100 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...

Page 7: ...AUTION Some fuels called oxygenated or reformu lated gasoline are gasoline blended with alcohols or ethers Excessive amounts of these 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 ADDING FUEL WARNING 1 Remove cap Fill tank to approximately 1 2 inch below lowest portion of fill ope...

Page 8: ...essurized starting fluids Vapors are flammable REWIND MANUAL STARTER TO START ENGINE 1 Check oil level see p 8 2 Move throttle to FAST Operate engine with throttle in FAST 3 Move choke control lever to CHOKE 4 Move stop switch to ON if equipped 5 When starting engine pull cord slowly until resistance is felt then pull rapidly 6 Allow engine to warm up Adjust Choke Slowly adjust toward RUN position...

Page 9: ...ir cleaner pre cleaner if equipped 4 Service air cleaner car tridge if not equipped with pre cleaner 4 Service air cleaner car tridge if equipped with pre cleaner 4 Inspect spark arrester if equipped 4 Replace spark plug 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 eng...

Page 10: ...snapping tabs back into place 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 install dry pre cleaner on clean cartridge CAUTION Do not use pressurized air or solvents to clean cartridge Pressurized air can damage cartridge solvents will dissolve cartridge ÌÌÌÌÌÌÌÌÌ ÌÌÌÌÌÌÌÌÌ ÌÌÌÌÌÌÌÌÌ ÌÌÌÌÌÌÌÌÌ SCREWS ...

Page 11: ... the same and installed in the same position as the original parts otherwise fire can occur If muffler is equipped with spark arrestor screen remove screen for inspection Replace screen if damaged or plugged WARNING MUFFLER Note In some areas local law requires using resistor spark plug to suppress ignition sig nals If this engine was originally equipped with resistor spark plug use same type for ...

Page 12: ...lated debris WARNING Finger Guard Linkage Springs Controls Muffler Spark Arrester CLEAN CLEAN CLEAN CHANGING OIL IN GEAR REDUCTION if equipped Change oil in gear reduction after every 100 hours of operation 1 To drain oil loosen 4 gear case cover screws and drain oil into appropriate receptacle 2 After draining torque 4 screws to 85 in lbs 3 To refill pour SAE 30 oil into oil fill hole until it ru...

Page 13: ... Box 1144 Milwaukee WI 53201 Part No 270962 PARTIAL LIST OF GENUINE BRIGGS STRATTON PARTS BRIGGS STRATTON PART PART NO Oval air cleaner cartridge 790166 Flat air cleaner cartridge 491588 or 5043 Flat air cleaner pre cleaner 491435 Oil 100005 or 100028 Fuel Filter 298090 or 5018 Gas additive 5041 Resistor spark plug 802592 Standard spark plug 492167 Spark plug wrench 89838 or 5023 Spark tester 1936...

Page 14: ...d the customer will be fully reimbursed for those items that are defective To avoid misunderstanding which might occur between the customer and the Dealer listed below are some of the causes of engine failure that the warranty does not cover Normal wear Engines like all mechanical devices need periodic parts service and replacement to perform well Warranty will not cover repair when normal use has...

Page 15: ...ssions Control Defects Warranty Provisions The following are specific provisions relative to your Emissions Control Defects Warranty Coverage It is in addition to the B S engine warranty for non regulated engines found in the Operating and Maintenance Instructions 1 Warranted Parts Coverage under this warranty extends only to the parts listed below the emissions control systems parts to the extent...

Page 16: ...el indicates the number of operating hours for which the engine has been shown to meet Federal emissions requirements For engines less than 225 cc displacement Category C 125 hours Category B 250 hours Category A 500 hours For engines of 225 cc or more displacement Category C 250 hours Category B 500 hours Category A 1000 hours Briggs Stratton Engines Are Made Under One Or More Of The Following Pa...

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