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Tecumseh H30 User Manual

Tecumseh H30
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TecumsehPower
Operator’s Manual
H30-40
Four-Cycle Engine • Horizontal Crankshaft • Air-Cooled
Table of Contents
IMPORTANT NOTICE! Safety Definitions.........................................ii
I. General Safety Precautions ............................................................. 1
II. How to Get Service .......................................................................... 3
III. Oil and Fuel Specifications............................................................... 3
IV. Before Starting Your Engine............................................................. 4
V. Starting Your Engine ........................................................................ 6
VI. Stopping Your Engine and Short-Term Storage ............................. 12
VII. Maintenance .................................................................................. 12
VIII. Transporting Your Engine............................................................... 16
IX. Storing Your Engine ....................................................................... 16
X. Preventing Forest, Brush and Grass Fires..................................... 18
XI. Maintenance Intervals.................................................................... 18
California & US EPA Emission Control Warranty Statement.......... 20
Emission Control System Warranty ............................................... 21
XII. Warranty Information...................................................................... 22
181-789-14
(English) 1/01/08
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Tecumseh H30 Specifications

General IconGeneral
Fuel TypeGasoline
Compression Ratio6.5:1
LubricationSplash
Ignition SystemMagneto
Starting SystemRecoil
Governor TypeMechanical
Horsepower3 HP
Oil Capacity0.63 qt (0.6 L)
Fuel Tank Capacity1.5 qt (1.4 L)
Spark PlugChampion J8C

Summary

General Safety Precautions

Carbon Monoxide Poisoning Hazards

Explains carbon monoxide risks and prevention steps for engine operation.

Gasoline Fire Prevention

Provides instructions to prevent injury or death from gasoline fires during refueling and storage.

Adult Supervision for Operation

Emphasizes adult responsibility for safe operation, refueling, and maintenance of the engine.

Rotating Parts Safety

Warns about entanglement risks with moving engine parts and the necessity of proper guards.

Engine Modification and Fire Safety

Avoid Engine Modification

Critical warning against modifying engine governor settings or components.

Burns and Fire Prevention

Highlights risks from hot engine parts and fire hazards, advising precautions.

Accidental Start Prevention

Provides crucial steps to prevent accidental engine startup during maintenance.

Hearing Protection Recommendation

Recommends wearing hearing protection due to potential hearing damage from engine noise.

Getting Service and Engine Identification

How to Get Service

Details how to contact authorized dealers for adjustments, repairs, or warranty service.

Engine Identification Decal

Explains the importance of the engine identification decal for referencing specifications and emissions data.

Tecumseh Technician's Handbooks

Information on obtaining technical handbooks for advanced engine repair and service.

Engine Oil and Fuel Specifications

Recommended Engine Oil

Details the type of oil required and oil sump capacity for engine operation.

Fuel Requirements and Before Starting Checks

Recommended Fuel Types

Specifies acceptable types of unleaded gasoline and prohibited fuel additives for the engine.

Checking Engine Oil Level

Guides on how to check engine oil level using the dipstick to prevent damage.

Oil Sump Filling and Engine Stop Switch

Filling Oil Sump with Dipstick

Step-by-step instructions for adding oil using a dipstick oil fill cap.

Filling Oil Sump with Oil Plug

Instructions for adding oil to the engine using an oil fill plug.

Engine Stop Switch Operation

Explains the function and operation of the engine stop switch for shutting down the engine.

Fuel Tank Filling and Starting Precautions

Safe Fuel Tank Filling

Crucial safety warnings and procedures for refueling the engine to prevent fires.

Starting Your Engine Safely

Important safety warnings and instructions before attempting to start the engine.

Starting Engines with Electric Starters

Starting with Primer Bulb

Step-by-step guide for starting engines equipped with a primer bulb and electric starter.

Starting with Choke

Procedure for starting engines using a choke and electric starter.

Starting Engines with Recoil Starters

Starting with Primer Bulb

Instructions for starting engines with a primer bulb and recoil starter.

Recoil Starter Rope Operation

Safe procedure for pulling the starter rope to prevent injury from recoil.

Engine With Choke Restart Procedures

Restarting After Stalling

Guidance on how to restart the engine if it falters or dies after initial start using the choke.

Stopping Engine and Short-Term Storage

Engine Shutdown and Storage Safety

Safety precautions for stopping the engine and storing it for short periods.

Engine Maintenance Overview

Maintenance Safety Precautions

General safety guidelines and preparation steps before performing engine maintenance.

Checking and Changing Engine Oil

Engine Oil Change Procedure

Detailed steps for draining old oil and refilling with new oil, including safety.

Engine Debris Removal and Spark Plug Service

Engine Debris Removal Areas

Identifies key areas on the engine where debris should be removed for proper cooling and function.

Spark Plug Inspection and Replacement

Procedure for checking, gapping, and replacing the spark plug for optimal performance.

Air Cleaner Service

Air Cleaner Types and Servicing

Guidance on identifying and servicing different types of air cleaners (Type A & B).

Air Cleaner Filter Servicing

Servicing Foam Air Filters

Instructions for cleaning foam pre-filters, emphasizing not to oil them.

Servicing Paper Air Filters

Procedure for replacing paper air filters, noting they cannot be cleaned.

Carburetor and Engine Speed Adjustments

Carburetor Adjustment Information

Information regarding carburetor adjustment and altitude performance.

Engine Speed Governor Warnings

Critical warnings against modifying the governor setting to prevent unsafe speeds.

Engine Transport and Storage Procedures

Safe Engine Transport

Essential safety rules for transporting the engine, especially regarding fuel.

Short-Term Engine Storage

Steps for cleaning and preparing the engine for short-term storage to prevent damage.

Safe Fuel Storage Guidelines

Advice on safe fuel storage practices to avoid explosions and engine issues.

Fuel Treatment and Extended Storage

Fuel Treatment for Storage

Procedure for adding fuel stabilizer to prevent fuel degradation during storage.

Extended Storage Procedures

Instructions on how to safely drain fuel and lubricate the cylinder for extended storage.

Fire Prevention and Maintenance Intervals

Preventing Forest Fires

Information on local laws requiring spark arresters and how to maintain them.

Key Maintenance Intervals

Table outlining recommended maintenance procedures and their intervals for engine longevity.

Emission Control System Warranty Statement

Warranty Coverage Details

Details the warranty coverage for emission control systems on new engines.

Owner's Warranty Responsibilities

Outlines the owner's duties regarding maintenance and care for warranty validity.

Emission Control System Warranty Specifics

Warranty Applicability and Period

Defines the scope and duration of the Emission Control System Warranty.

General ECS Warranty Coverage

Explains what the warranty covers regarding engine conformity and defects.

Covered Emission-Related Parts

Lists components that are covered under the Emission Control System Warranty.

Tecumseh Engine Warranty Information

Limited Warranty Terms

Outlines the terms and conditions of the limited warranty for engines and ignition modules.

Consumer vs. Commercial Use Warranty

Distinguishes warranty coverage based on whether use is consumer or commercial.