Tecumseh HMSK90 - 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.
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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

OIL AND FUEL RECOMMENDATIONS

Recommended Engine Oil

Specifies the type, grade, and capacity of detergent oil required for the engine.

Recommended Gasoline

Details the types of unleaded gasoline suitable for the engine and restrictions.

BEFORE STARTING PROCEDURES

Checking and Filling Engine Oil

Step-by-step guide for checking and adding engine oil, including important precautions.

Filling the Fuel Tank

Instructions for safely filling the fuel tank with gasoline, including warnings.

Pre-Start System Checks

ENGINE STARTING PROCEDURES

General Starting Safety Warnings

Crucial safety precautions for operating the engine, including ventilation and avoiding moving parts.

Starting with Recoil Starter

Detailed steps for starting the engine using the manual recoil starter.

Starting with Electric Starter

Instructions for starting the engine using the electric starter, including electrical safety.

ENGINE STOPPING PROCEDURES

How to Stop the Engine

Clear instructions on how to turn off the engine using controls or ignition.

ENGINE MAINTENANCE

Maintenance Safety Warnings

Safety precautions regarding hot engine parts during maintenance.

Checking Engine Oil Level

Changing Engine Oil

Instructions and schedule for changing the engine oil.

Spark Plug Maintenance

ENGINE STORAGE PROCEDURES

Long-Term Storage Preparation

Comprehensive steps for preparing the engine for storage of 30 days or more.

Draining the Fuel System

Detailed instructions on how to safely drain the fuel tank and carburetor.

Draining the Carburetor Bowl

WARRANTY AND REPAIR INFORMATION

Limited Warranty Coverage

Details the terms, conditions, and coverage periods for the engine's limited warranty.

EMISSION CONTROL WARRANTY STATEMENT

EMISSION CONTROL SYSTEM WARRANTY DETAILS

Covered Emissions-Related Parts

List of Emission-Related Parts

Tecumseh HMSK90 Specifications

General

Brand	Tecumseh
Model	HMSK90
Category	Engine
Language	English