Tecumseh OHH60 User Manual

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.
OPERATOR'SOPERATOR'S
MANUALMANUAL
and MAINTENANCE INSTRUCTIONS for
TECUMSEHTECUMSEH
California Proposition 65 WARNING: The engine exhaust from this product contains chemicals
known to the State of California to cause cancer, birth defects or other reproductive harm.
STOP
3-1-00 181-1032-14
Figure 1
THESE SYMBOLS MAY APPEAR
ON THE ENGINE:
PRINTED IN U.S.A. Page 1 181-1032-14
MODELS
OHH45, OHH50,
OHH55, OHH60, OHH65
The D.O.M. decal also includes engine life specifications for the
emissions-related useful life period of your engine. This period
relates to the emission compliance life as certified by EPA/CARB.
To find the life period specification for your engine, please match
one of the following letters with the letter printed on your D.O.M.
decal: (C):125 hours, (B) 250 hours, (A) 500 hours.
NOTE: Engines which are certified to comply with California and U.S. EPA
emission regulations for SORE (Small Off Road Equipment), are certified
to operate on regular unleaded gasoline, and include the following emission
control systems: Engine Modification (EM), and Three-way Catalyst
(TWC) (if so equipped).
OIL & FUEL RECOMMENDATIONS
TO OPERATE ENGINE, YOU WILL NEED THE FOLLOWING:
ÀÀ A CLEAN, HIGH QUALITY DETERGENT OIL.
Be sure original container is marked:
A.P.I. service SF-SJ.
FOR SUMMER (ABOVE 32
0
F) USE SAE 30 OIL.
Tecumseh specially formulated oil is available at any Authorized
Tecumseh Service Outlet. Order as part number 730225.
Using multigrade oil will increase oil consumption.
FOR WINTER (BELOW 32
0
F) USE SAE 5W30 OIL.
Tecumseh specially formulated oil is available at any Authorized
Tecumseh Service Outlet. Order as part number 730226.
(SAE 10W is an acceptable substitute.)
(BELOW 0
0
F ONLY):SAE 0W30 OIL is an acceptable substitute.
DO NOT USE SAE 10W40 OIL.
OIL SUMP CAPACITY: 21 ounces (1-1/4 U.S. pints) .62 liter.
ÁÁ A FRESH, CLEAN, UNLEADED REGULAR, UNLEADED
PREMIUM OR REFORMULATED AUTOMOTIVE
GASOLINE ONLY. DO NOT USE LEADED GASOLINE.
NOTE: DO NOT USE GASOLINE CONTAINING METHANOL (WOOD
ALCOHOL). Gasoline containing up to 10% ethanol or grain alcohol
(“Gasohol”) may be used but requires special care when engine is
unused for extended periods. See “STORAGE” instructions on Page
5.
NOTE: Use clean oil and fuel and store in approved, clean, covered
containers. Use clean fill funnels.
Never use “stale” gasoline left over from last season or stored
for long periods.
OIL FILL
PLUG
MODEL AND
D.O.M. DECAL
FUEL TANK
FUEL CAP
RECOIL
STARTER
AIR
CLEANER
CARBURETOR
PRIMER
MUFFLER
SPARK PLUG
AIR INTAKE
STARTER HANDLE
SPEED
CONTROL
OIL DRAIN
PLUG
OIL FILL
AND DIPSTICK

Tecumseh OHH60 Specifications

General

Fuel Type	Gasoline
Oil Capacity	20 oz (0.6 L)
Compression Ratio	8.0:1
Lubrication System	Splash
Spark Plug	Champion RJ19LM or equivalent
Displacement	195 cc
Power	6.0 hp
Starting System	Recoil
Max Power	6.0 HP

Summary

Tecumseh Engine Oil & Fuel Recommendations

Safety Warnings & Symbols

Highlights important safety instructions, symbols, and California Proposition 65 warning.

Recommended Oil & Fuel Types

Specifies the recommended types and grades of oil and fuel for engine operation.

Engine Pre-Starting Procedures

Preparation and Checks

Covers reading instructions, filling oil and fuel, and performing essential pre-start checks.

Engine Starting Methods

Recoil Starter Operation

Detailed steps for starting the engine using the recoil starter with primer or choke.

Electric Starter Operation

Instructions for starting the engine using the electric starter with choke or primer.

Engine Stopping & Maintenance Basics

Stopping and Post-Stop Procedures

Methods to stop the engine and essential steps to take after the engine has stopped.

Oil Level and Change Procedures

Procedures for checking oil level, changing oil, and oil sump capacity.

Cooling System Maintenance

Instructions for cleaning cooling fins and air intake screen for proper cooling.

Engine Maintenance: Ignition, Air & Electrical

Spark Plug Service

Guidance on checking, cleaning, and replacing the spark plug, including gap setting.

Air Cleaner Servicing

Instructions for removing, cleaning, and replacing the air cleaner filter elements.

Anti-Icing Baffle & Electrical Systems

Details on the anti-icing baffle feature and alternator/battery system (if equipped).

Engine Adjustments & Storage Preparation

Adjustments & Engine Speed

Covers remote control adjustments, carburetor advice, and engine speed governor warnings.

Storage Preparation Steps

Instructions for preparing the engine for storage, including fuel system, cylinder care, and cleaning.

Battery Storage (If Equipped)

Guidance for storing the battery properly if it is part of the equipment.

Warranty & Repair Service Information

Service & Repair Assistance

Information on obtaining engine adjustments, repairs, and ordering mechanic's handbooks.

Limited Warranty Terms & Categories

Details the limited warranty periods for new engines based on usage type and category.

Emission Control Warranty Statement

Emission Control Warranty Overview

Explains the Federal and California Emission Control Systems Warranty for small off-road engines.

Owner Responsibilities & Service

Outlines owner's maintenance duties and procedures for obtaining warranty service.

Warranty Applicability & Coverage Details

Defines the applicability, general coverage, and specific ECS warranty coverage for emission-related parts.

List of Emission-Related Parts

Enumerates the specific components considered emission-related parts for warranty purposes.