Tecumseh HMSK100 - User Manual

I
TECUMSEH
OPERATOR'S
MANUAL
and MAINTENANCE INSTRUCTIONS for
TECUMSEH
MODELS
HMSK80 HMSK100
HMSK90 HMSK105
OHSK120
SNOW BLOWER ENGINE
HORIZONTAL CRANKSHAFT
AIR COOLED • FOUR-CYCLE ENGINE
THIS SYMBOL POINTS OUT IMPORTANT SAFETY INSTRUCTIONS WHICH IF NOT FOLLOWED COULD
_ ENDANGER THE PERSONAL SAFETY AND/OR PROPERTY OF YOURSELF AND OTHERS. READ AND
FOLLOW ALL INSTRUCTIONS IN THIS MANUAL AND ANY PROVIDED WITH THE EQUIPMENT ON
WHICH THIS ENGINE IS USED BEFORE ATTEMPTING TO OPERATE YOUR TECUMSEH ENGINE.
THESE SYMBOLS MAY ,4,_._
V
APPEAR ON THE
ENGINE:
FAST SLOW
STOP CHOKE IGNITION KEY INSERT TO REMOVE TO
RUN STOP
_ California Proposition 65 WARNING: The engine exhaust from this contains chemicals
product
known to the State of California to cause cancer, birth defects or other reproductive harm.
|llllfll|IIIfIIIIINII"]
MODEL AND
D.O.M. DECAL
OIL FILL PLUG AND
SPARK
SPARK DIPSTICK
WIRE
lo-1-98181-639-14
FUEL FILL CAP
FUEL TANK
CARBURETOR
COVER
-- FUEL VALVE
IGNITION KEY
OR
IGNITION SWITCH
0
'STARTER HANDLE
CHOKE
ER
i
OIL DRAIN PLUG
CONTROL LEVER
(IF SO EQUIPPED)
DIL DRAIN PLUG (IF SO EQUIPPED)
Figure 1
Page 1
181-639-14

Summary

Introduction to Tecumseh Engine and Safety

Safety Information and Component Identification

Covers safety symbols, Proposition 65 warning, and engine part identification.

Engine Operation Requirements

Oil and Fuel Specifications

Details required oil types, viscosity, sump capacity, and fuel type.

Pre-Start Procedures

Steps for checking oil, filling fuel, and verifying ignition/fuel valve settings.

Engine Starting Methods

Recoil Starter Operation

Step-by-step guide for using the pull-start mechanism.

Electric Starter Operation

Instructions for starting the engine using the electric starter.

Engine Stopping Procedures

Before, During, and After Stopping

Covers pre-stop actions, shutdown, and post-stop procedures.

Routine Maintenance Tasks

Engine Oil and Spark Plug Care

Details on checking/changing oil and inspecting/replacing spark plugs.

General Maintenance Checks

Importance of checking and tightening fasteners.

Storage and Adjustments

Engine Adjustments

Guidance on carburetor adjustment and engine speed governor.

Storage Preparation

Steps for draining fuel, oil, and preparing the cylinder for storage.

Warranty Information

Service and Warranty Overview

Information on authorized service outlets and general warranty coverage.

Warranty Period Details

Chart outlining warranty periods for consumer and commercial use.

Emission Control System Warranty

Emission Control Warranty Coverage

Explains coverage periods and conditions for emission control systems.

Owners Warranty Responsibilities

Outlines owner's obligations for maintaining warranty eligibility.

Detailed Emission Warranty Information

Warranty Applicability and Parts

Defines scope, duration, and lists emission-related parts.

Tecumseh HMSK100 Specifications

General

Power	10 HP
Ignition System	Electronic
Starter Type	Recoil
Stroke	4-stroke
Engine Type	4-cycle OHV