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Briggs & Stratton 440000 Intek Extended Life Series User Manual

Briggs & Stratton 440000 Intek Extended Life Series
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Operator’s Manual
Intek
Extended Life Series
Model 400000 Model 440000
BRIGGSandSTRATTON.com
ECopyright Briggs & Stratton Corporation
Milwaukee, Wisconsin 53201 U.S.A.
Form No. 277103-3/07
Printed in U.S.A.
Intek
Extended Life Series
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Briggs & Stratton 440000 Intek Extended Life Series Specifications

General IconGeneral
Displacement344 cc
Fuel TypeGasoline
Starting SystemRecoil
Cylinder ConfigurationSingle Cylinder
Cooling SystemAir Cooled
Oil TypeSAE 30
Engine TypeOHV
Oil Capacity1.5 qt
Spark Plug Gap0.030 in
Warranty2 years

Summary

Safety References

Hazard Symbols and Signal Words

Explains symbols used on the engine for hazard identification and operation.

WARNING: Unapproved Vehicle Use

Warns against using engines on specific vehicles due to potential serious injury or death.

WARNING: California Emissions Notice

States engine exhaust contains chemicals known to cause cancer, birth defects, or reproductive harm.

CAUTION: Engine Oil Level

Warns that starting the engine without oil will cause irreparable damage and void the warranty.

Engine Features and Components

Engine Identification

Identifies the location for crucial engine identification numbers (Model, Type, Code).

Oil Level and Filling

Locates the dipstick and fill point for engine oil.

Air Cleaner and Oil Filter

Identifies the air cleaner for intake and the oil filter for lubrication system.

Fuel and Starting Systems

Covers fuel pump, fuel filter, and electric starter components.

Safety Information: Fuel and Operation

WARNING: Gasoline Flammability

Warns about extreme flammability and explosion risks associated with gasoline.

WARNING: Carbon Monoxide Poisoning

Alerts to the dangers of carbon monoxide gas produced by engines.

WARNING: Starting Ignition Risks

Warns about ignition risks from sparking during engine starting.

WARNING: Kickback Injury Prevention

Explains the danger of starter cord retraction (kickback) and potential injuries.

Safety Information: Moving Parts and Heat

WARNING: Rotating Parts Hazards

Warns of entanglement hazards from moving engine parts, leading to amputation or laceration.

WARNING: Engine Heat and Fire Risk

Alerts to severe burn risks from hot engine parts and fire risk from debris.

Safety Precautions Before Maintenance

Outlines critical safety steps before working on the engine, like disconnecting power.

Safe Spark Testing Procedures

Details safe procedures for checking for spark, avoiding removal of the spark plug.

Engine Starting and Stopping

Engine Starting Procedure

Step-by-step guide for starting the engine, including oil check and choke operation.

CAUTION: Engine Component Integrity

Advises keeping all components in place for proper engine operation.

Oil Pressure Switch Functionality

Explains the function of the oil pressure switch and related warnings.

WARNING: Safe Engine Shutdown

Warns against stopping the engine by choking the carburetor to prevent damage.

Troubleshooting Engine Issues

Engine Will Not Start Solutions

Lists common causes and solutions for an engine failing to start.

Engine Smoking or Rough Running

Provides troubleshooting steps for engines exhibiting smoking or rough running issues.

WARNING: Fueling and Startup Safety

Reinforces safety checks before starting the engine and during refueling.

CAUTION: Engine Oil Overfill Risks

Warns about consequences of overfilling the engine crankcase with oil.

CAUTION: Tipping Engine Safely

Advises on keeping the spark plug side up when tipping the engine for maintenance.

Engine Oil Management

Engine Oil Capacity Specifications

Specifies the amount of oil required for the engine with and without an oil filter.

Recommended Engine Oils

Advises on the type, viscosity, and brand of oil to use for optimal engine performance.

CAUTION: Oil Viscosity Impact

Explains how oil viscosity affects performance and consumption in air-cooled engines.

Procedure for Checking and Adding Oil

Provides a step-by-step guide on how to correctly check and add engine oil.

Fuel System and Recommendations

Recommended Fuel Types

Specifies the type of gasoline to use and warns against certain additives like Methanol.

CAUTION: Gasoline Additive Concerns

Warns about potential damage from high concentrations of alcohol or ether in gasoline.

Procedure for Adding Fuel

Details the process for safely adding fuel to the engine's tank.

WARNING: Refueling Safety Precautions

Reinforces crucial safety measures to follow when refueling the engine.

Engine Maintenance Schedule and Safety

Emission Control Maintenance Guidelines

Explains responsibilities for emission control system maintenance and authorized service.

Recommended Maintenance Tasks

Provides a table outlining recommended maintenance tasks at different intervals.

WARNING: Maintenance Safety Precautions

Lists critical safety precautions before performing any maintenance on the engine.

Engine Oil and Filter Maintenance

WARNING: Oil Change Safety Measures

Highlights safety steps like disconnecting spark plug wires before changing oil.

CAUTION: Proper Used Oil Disposal

Advises on proper and safe disposal methods for used engine oil.

Procedure for Changing Oil Filter

Details the process for replacing the engine's oil filter at specified intervals.

Oil Pressure Switch Monitoring

Explains the role of the oil pressure switch and associated cautions.

Air Cleaner Maintenance (Extended Life Series)

Removing and Cleaning Air Cleaner

Step-by-step guide for removing, cleaning, and inspecting the air cleaner cartridge.

CAUTION: Air Cleaner Cleaning Methods

Warns against using pressurized air or solvents on the air cleaner cartridge.

CAUTION: Air Cleaner Installation Properness

Advises on proper installation to prevent engine damage.

Replacing Air Cleaner Cartridge

Details the process for correctly installing a new air cleaner cartridge.

Air Cleaner, Spark Plug, and Fuel Systems

Flat Panel Air Cleaner Service

Instructions for removing, cleaning, and installing the flat panel air cleaner.

CAUTION: Flat Panel Cleaner Handling

Caution regarding cleaning methods and improper installation of the flat panel air cleaner.

Spark Plug Inspection and Replacement

Guide for checking, gapping, and replacing the spark plug for optimal ignition.

Fuel System Maintenance and Safety

Emphasizes safety and part requirements for fuel system maintenance, including fuel filters.

Muffler Replacement Guidelines

Notes requirements for correct muffler replacement parts and installation.

Engine Adjustments and Cleaning

Carburetor Adjustment Limitations

States the carburetor is not adjustable and mentions high altitude jet needs.

Recommended Combustion Deposit Removal

Recommends professional cleaning of combustion deposits at intervals.

Engine Debris Cleaning Procedures

Instructions for daily cleaning of debris from the engine and around the muffler.

Air Cooling System Cleaning

Advises on cleaning cooling fins and blower housing for proper cooling.

CAUTION: Engine Cleaning Media

Warns against using water for cleaning engine parts to avoid fuel system contamination.

Engine Storage and Service Information

Engine Long-Term Storage Preparation

Steps for preparing the engine for storage over 30 days, including fuel treatment and oil change.

WARNING: Safe Storage Practices

Safety precautions for storing fuel and equipment to prevent ignition hazards.

Locating Authorized Service Dealers

Information on finding authorized service dealers and their capabilities.

Genuine Parts and Service Manuals

Lists genuine parts and where to obtain service manuals for the engine.

Engine Specifications and Technical Data

Tune-up and Model Specifications

Covers tune-up values, bore, stroke, and displacement for specific engine models.

Engine Power and Operational Limits

Details horsepower, altitude, and angle limitations for engine operation.

Engine Power Rating Explanation

Explains SAE standards for gross power and factors influencing actual engine output.

Emissions Compliance Information

Outlines emission standards, durability periods, and compliance categories for engines.

Warranty Information and Obligations

Emissions Control System Warranty Details

Explains warranty coverage for emissions control parts and owner responsibilities.

Owner's Warranty Responsibilities

Outlines owner's duties regarding maintenance and proper use to maintain warranty.

Emissions Warranty Provisions and Exclusions

Lists specific warranted parts, coverage length, and exclusions.

Engine Warranty Exclusions and Care

Normal Wear vs. Warranty Coverage

Differentiates between normal wear and conditions that void engine warranty.

Warranty Denial Due to Maintenance

Details how improper maintenance can lead to warranty denial.

Specific Warranty Exclusions List

Lists specific causes of engine failure not covered by the warranty, such as non-original parts or fuel issues.

Limited Warranty Terms

Warranty Coverage Periods

Provides warranty periods for consumer and commercial use across different engine types.

Warranty Period Start Date

Explains when the warranty period begins and how it's determined.

Proof of Purchase for Warranty Service

States the necessity of providing proof of purchase for warranty service.

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