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Tecumseh HM80-100 - User Manual

Tecumseh HM80-100
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Operator’s Manual
HM80-100
Four-Cycle Engine • L-Head • 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 ...................................................................... 8
VI. Stopping Your Engine and Short-Term Storage ........................... 12
VII. Maintenance ................................................................................ 12
VIII. Transporting Your Engine ............................................................. 15
IX. Storing your Engine ...................................................................... 15
X. Preventing Forest, Brush and Grass Fires ................................... 17
XI. Maintenance Intervals................................................................... 18
California & US EPA Emission Control Warranty Statement ........ 20
Emission Control System Warranty ............................................. 21
XII. Warranty Information ..................................................................... 22
181-630-14
(English) 01/01/04
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Tecumseh HM80-100 Specifications

General IconGeneral
BrandTecumseh
ModelHM80-100
CategoryEngine
LanguageEnglish

Summary

General Safety Precautions

Avoid Carbon Monoxide Poisoning

Safety advice on avoiding deadly gas from engine exhaust.

Avoid Gasoline Fires

Precautions to prevent fire hazards associated with gasoline.

Adult Supervision of Operation, Refueling and Maintenance

Guidelines for adult supervision of engine use, fueling, and upkeep.

Stay Away from Rotating Parts

Warnings about the dangers of moving engine components.

Do Not Modify Engine

Prohibits engine modifications to prevent unsafe speeds or damage.

Avoid Burns and Fire from Hot Surfaces

Safety instructions to avoid burns from hot engine parts and prevent fires.

Avoid Accidental Starts

Procedures to prevent accidental engine startup during maintenance.

Use Hearing Protection

Recommendation to wear hearing protection due to engine noise.

How to Get Service

Engine Identification Decal

Information on locating and using the engine's identification decal for service.

Tecumseh Technicians Handbooks

Details about obtaining a Technician's Handbook for advanced repairs.

Oil and Fuel Specifications

Oil

Recommended oil types, viscosity, and capacity for engine lubrication.

Fuel

Approved fuel types and components for engine operation.

Before Starting Your Engine

Checking Oil Level

Procedure for checking engine oil level before operation.

Filling Oil Sump

Steps for correctly filling the engine's oil sump.

Engine Stop Switch

Operation of the engine stop switch to shut off ignition.

Low Oil Shutdown Switch

Explanation of the low oil shutdown switch function.

Low Oil Shutdown Light

Description of the low oil shutdown system with a light indicator.

Low Oil Shutdown System

Overview of the low oil shutdown system without a rocker switch.

Filling Fuel Tank

Safe procedures for filling the engine's fuel tank.

Climate Guard Air Cleaner

Information on the optional Climate Guard Air Cleaner system.

Moving The Inlet Air Scoop

How to adjust the air scoop for optimal engine performance.

Winter Application

Guidance on positioning the air scoop for winter operation.

Summer Application

Guidance on positioning the air scoop for summer operation.

Starting Your Engine

Engines with Electric Starters

Step-by-step instructions for starting engines with electric starters.

Engines with Recoil Starters

Step-by-step instructions for starting engines with recoil starters.

Stopping Your Engine and Short-Term Storage

Maintenance

Checking and Changing Oil

Procedures for checking and changing engine oil.

Removing Debris from Engine

How to clean grass, dirt, and debris from engine components.

Spark Plug

Instructions for checking, cleaning, and replacing the spark plug.

Cleaning;Replacing Air Cleaner

Guide to cleaning or replacing the engine's air cleaner assembly.

Alternator (Optional)

Troubleshooting for alternator-related electrical issues.

Carburetor

Advice on carburetor adjustment and high-altitude performance.

Engine Speed

Warnings against modifying engine speed governor settings.

Adjustments

Guidance on when and how to contact for engine adjustments.

Transporting Your Engine

Storing your Engine

Short Term;Seasonal Storage

Steps for preparing the engine for short-term or seasonal storage.

Extended Storage

Procedures for preparing the engine for long-term storage.

Oil Cylinder Bore

Instructions for lubricating the cylinder bore for storage.

Preventing Forest, Brush and Grass Fires

Maintenance Intervals

Every 25 Hours or 3 Months Scheduled Maintenance

Recommended maintenance tasks at 25-hour or 3-month intervals.

Every 100 Hours or Seasonally Scheduled Maintenance

Recommended maintenance tasks at 100-hour or seasonal intervals.

Every 200 Hours or Seasonally Scheduled Maintenance

Recommended maintenance tasks at 200-hour or seasonal intervals.

Warranty Information

CALIFORNIA & US EPA EMISSION CONTROL WARRANTY STATEMENT

Details on emission control system warranty coverage and compliance.

MANUFACTURERS EMISSION CONTROL SYSTEM WARRANTY COVERAGE

Specifics on warranty coverage for emission-related parts.

OWNERS WARRANTY RESPONSIBILITIES

Outlines owner's duties for maintaining warranty coverage.

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